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Engineering services Businesses in Ohio (SIC Code: 8711)

Search Engineering services businesses in Ohio below and click on on a business name to see details.
2d-2-3d Conversions, LLC Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-442-8222
Fax: 513-442-8222
3 X Metrics Cincinnati, Ohio (Hamilton County)
Engineering services (SIC Code:871199)
Phone: 513-321-5560
Fax: 513-321-5560
A C Knox Inc Cincinnati, Ohio (Hamilton County)
Heat exchangers, condensers, and components (SIC Code:344302)
Phone: 513-921-5028
Fax: 513-921-5028
A D R & Assoc Ltd Newark, Ohio (Licking County)
Engineering services (SIC Code:871199)
Phone: 740-345-1921
Fax: 740-345-1921
A Hamilton Jack & Associates Inc Flushing, Ohio (Belmont County)
Engineering Services (SIC Code:871100)
Phone: 740-968-4947
Fax: 740-968-4947
A M T Systems Engineering Inc Columbus, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-451-2681
Fax: 614-451-2681
A+ Engineering & Fabrication, Inc. Grand Rapids, Ohio (Wood County)
Fabricated Structural Metal (SIC Code:344100)
Phone: 419-832-0748
Fax: 419-832-0748
Abaqus Central Office Cin West Chester, Ohio (Butler County)
Engineering Services (SIC Code:871100)
Phone: 513-874-4715
Fax: 513-874-4715
Abercrombie & Associates, Inc. Cincinnati, Ohio (Hamilton County)
Construction and civil engineering (SIC Code:871104)
Phone: 513-385-5757
Fax: 513-385-5757
Absolute Engineering Company Toledo, Ohio (Lucas County)
Engineering services (SIC Code:871199)
Phone: 419-535-9715
Fax: 419-535-9715
Aca Engineering Youngstown, Ohio (Mahoning County)
Engineering Services (SIC Code:871100)
Phone: 330-729-1222
Fax: 330-729-1222
Accurate Planning Inc Canton, Ohio (Stark County)
Surveying Services (SIC Code:871300)
Phone: 330-478-9313
Fax: 330-478-9313
Acitec Inc Cleveland, Ohio (Cuyahoga County)
Engineering services (SIC Code:871199)
Phone: 440-582-0304
Fax: 440-582-0304
Acoustical Systems, Inc. Vandalia, Ohio (Montgomery County)
Engineering services (SIC Code:871199)
Phone: 937-898-3198
Fax: 937-898-3198
Acrion Technologies Inc Cleveland, Ohio (Cuyahoga County)
Commercial physical research (SIC Code:873102)
Phone: 216-573-1185
Fax: 216-573-1185
Adf Engineering, Inc Miamisburg, Ohio (Montgomery County)
Engineering services (SIC Code:871199)
Phone: 937-847-2700
Fax: 937-847-2700
Advanced Design Industries Inc Lorain, Ohio ( County)
General industrial machinery (SIC Code:356999)
Phone:
Fax:
Advanced Engineering Consultants, Ltd. Columbus, Ohio (Franklin County)
Engineering Services (SIC Code:871100)
Phone: 614-486-4778
Fax: 614-486-4778
Advanced Engineering Solutions, Inc Springboro, Ohio (Warren County)
Engineering Services (SIC Code:871100)
Phone: 937-743-6900
Fax: 937-743-6900
Advanced Material Research Inc Columbus, Ohio ( County)
Film strip, slide, and still film production (SIC Code:733602)
Phone:
Fax:
Advanced Numerical Solutions, LLC Hilliard, Ohio (Franklin County)
Custom computer programming services (SIC Code:737101)
Phone: 614-771-4861
Fax: 614-771-4861
Advancement, LLC Cleveland, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 440-248-8550
Fax: 440-248-8550
Advantage Group Engineers Cincinnati, Ohio (Hamilton County)
Engineering services (SIC Code:871199)
Phone: 513-396-8900
Fax: 513-396-8900
Advantage Risk Solutions Inc Sunbury, Ohio (Delaware County)
Engineering Services (SIC Code:871100)
Phone: 740-965-6304
Fax: 740-965-6304
Aerotek Contract Engineering Cleveland, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 216-573-5520
Fax: 216-573-5520
AES Group, LLC Cincinnati, Ohio (Hamilton County)
Engineering services (SIC Code:871199)
Phone: 513-771-2374
Fax: 513-771-2374
Airgas-Great Lakes, Inc. Cleveland, Ohio (Cuyahoga County)
Industrial gases (SIC Code:281399)
Phone: 216-901-8300
Fax: 216-901-8300
Alecto Systems, LLC North Canton, Ohio (Stark County)
Electronic coils and transformers (SIC Code:367799)
Phone: 973-875-6721
Fax: 973-875-6721
Alexander & Associates Co Inc Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-731-7800
Fax: 513-731-7800
Alpha Four Incorporated Medina, Ohio (Medina County)
Engineering services (SIC Code:871199)
Phone: 330-225-1543
Fax: 330-225-1543
Alphard, LLC Beavercreek, Ohio (Greene County)
Engineering Services (SIC Code:871100)
Phone: 937-269-2017
Fax: 937-269-2017
Alt & Witzig Engineering Inc West Chester, Ohio (Butler County)
Engineering services (SIC Code:871199)
Phone: 513-777-9890
Fax: 513-777-9890
Altasim Technologies, LLC Worthington, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-861-7015
Fax: 614-861-7015
American Electric Power Service Corporation Columbus, Ohio (Franklin County)
Electric Services (SIC Code:491100)
Phone: 614-716-1000
Fax: 614-716-1000
American Engineering & Metalworking Ltd. North Canton, Ohio (Stark County)
Engineering Services (SIC Code:871100)
Phone: 330-305-1311
Fax: 330-305-1311
American Process Equipment Company Inc Brunswick, Ohio (Medina County)
Engineering Services (SIC Code:871100)
Phone: 330-273-5887
Fax: 330-273-5887
Amg, Inc. Dayton, Ohio (Montgomery County)
Engineering services (SIC Code:871199)
Phone: 937-274-0736
Fax: 937-274-0736
Apex Circuits, Inc West Chester, Ohio (Butler County)
Panel and distribution boards and other related apparatus (SIC Code:361302)
Phone: 513-942-4400
Fax: 513-942-4400
Applications Technologies Columbus, Ohio (Franklin County)
Engineering Services (SIC Code:871100)
Phone: 614-231-3954
Fax: 614-231-3954
Applied Motion Products Inc Holland, Ohio (Lucas County)
Electrical apparatus and equipment (SIC Code:506399)
Phone: 419-868-1920
Fax: 419-868-1920
Applied Technologies Inc Maumee, Ohio (Lucas County)
Engineering services (SIC Code:871199)
Phone: 419-537-9052
Fax: 419-537-9052
Appropriate Energy Management West Jefferson, Ohio (Madison County)
Engineering services (SIC Code:871199)
Phone: 614-879-7481
Fax: 614-879-7481
Apr Consultants Inc Medway, Ohio (Clark County)
Engineering services (SIC Code:871199)
Phone: 937-849-6795
Fax: 937-849-6795
Apx Consulting Group, LLC Wheelersburg, Ohio (Scioto County)
Surveying Services (SIC Code:871300)
Phone: 740-574-2534
Fax: 740-574-2534
Aqi Engineering Co Cuyahoga Falls, Ohio (Summit County)
Engineering Services (SIC Code:871100)
Phone: 330-926-0861
Fax: 330-926-0861
Arcadis G&M of Ohio A&E, LLC Cleveland, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 216-781-6177
Fax: 216-781-6177
Arcadis G&M of Ohio A&E, LLC Toledo, Ohio (Lucas County)
Engineering Services (SIC Code:871100)
Phone: 419-473-1121
Fax: 419-473-1121
Argus & Associates, Inc Springfield, Ohio (Clark County)
Engineering Services (SIC Code:871100)
Phone:
Fax:
Aria Analytics, Inc. Cleveland, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 216-391-7761
Fax: 216-391-7761
ARINC Incorporated Dayton, Ohio (Greene County)
Commercial physical research (SIC Code:873199)
Phone: 937-429-5580
Fax: 937-429-5580
Asa Controls, Inc. Harrison, Ohio (Hamilton County)
Construction and civil engineering (SIC Code:871104)
Phone: 513-353-3101
Fax: 513-353-3101
Associated Professional Engineering Consultants, Inc Springboro, Ohio (Warren County)
Engineering services (SIC Code:871199)
Phone: 937-746-4600
Fax: 937-746-4600
Assurance Technical Services Inc Delaware, Ohio (Delaware County)
Engineering services (SIC Code:871199)
Phone: 740-369-8811
Fax: 740-369-8811
Atc Group Services Inc Cincinnati, Ohio (Hamilton County)
Sanitary engineers (SIC Code:871101)
Phone: 513-771-2112
Fax: 513-771-2112
Austen Surveying, LLC Powhatan Point, Ohio (Belmont County)
Surveying Services (SIC Code:871300)
Phone: 740-795-4399
Fax: 740-795-4399
Austin Engineering Group Inc Barberton, Ohio (Summit County)
Engineering services (SIC Code:871199)
Phone: 330-848-0815
Fax: 330-848-0815
Austral Engineering & Software Athens, Ohio (Athens County)
Engineering Services (SIC Code:871100)
Phone: 740-593-5912
Fax: 740-593-5912
Automation Services and Controls Inc Chagrin Falls, Ohio (Geauga County)
Engineering services (SIC Code:871199)
Phone: 440-543-8146
Fax: 440-543-8146
Autotec, Inc. Sylvania, Ohio (Lucas County)
Engineering services (SIC Code:871199)
Phone: 419-885-2529
Fax: 419-885-2529
Aviation Research Group U S, Inc Cincinnati, Ohio (Hamilton County)
Engineering services (SIC Code:871199)
Phone: 513-852-5110
Fax: 513-852-5110
Avid Technologies Inc Twinsburg, Ohio (Summit County)
Engineering services (SIC Code:871199)
Phone: 330-487-0770
Fax: 330-487-0770
Azimuth Corporation Dayton, Ohio (Greene County)
Engineering Services (SIC Code:871100)
Phone: 937-256-8571
Fax: 937-256-8571
Azimuth Technologies Ltd Perrysburg, Ohio (Wood County)
Computer related consulting services (SIC Code:737902)
Phone: 419-872-2500
Fax: 419-872-2500
B B C & M Engineering, Inc. Dublin, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-793-2226
Fax: 614-793-2226
B L Robinson Engineering & Surveying Co Akron, Ohio (Summit County)
Construction and civil engineering (SIC Code:871104)
Phone: 330-836-8487
Fax: 330-836-8487
Bae Systems Science & Technology Inc Dayton, Ohio (Greene County)
Engineering Services (SIC Code:871100)
Phone: 937-252-9199
Fax: 937-252-9199
Baker Michael Jr Inc Cleveland, Ohio (Cuyahoga County)
Construction and civil engineering (SIC Code:871104)
Phone: 216-664-6493
Fax: 216-664-6493
Balke Engineers Cincinnati, Ohio (Hamilton County)
Engineering services (SIC Code:871199)
Phone: 513-761-1700
Fax: 513-761-1700
Ball Systems Engineering I Fairborn, Ohio (Greene County)
Engineering Services (SIC Code:871100)
Phone: 937-320-4063
Fax: 937-320-4063
Barber & Hoffman Inc Cleveland, Ohio (Cuyahoga County)
Engineering services (SIC Code:871199)
Phone: 216-875-0100
Fax: 216-875-0100
Barge, Waggoner, Sumner and Cannon, Inc. Dayton, Ohio (Montgomery County)
Construction and civil engineering (SIC Code:871104)
Phone: 937-438-0378
Fax: 937-438-0378
Barr Engineering Inc Columbus, Ohio (Franklin County)
Construction and civil engineering (SIC Code:871104)
Phone: 614-714-0270
Fax: 614-714-0270
Bastech, Inc. Dayton, Ohio (Montgomery County)
Engineering Services (SIC Code:871100)
Phone: 937-890-9292
Fax: 937-890-9292
Bayer & Becker, Inc. Mason, Ohio (Warren County)
Surveying Services (SIC Code:871300)
Phone: 513-336-6600
Fax: 513-336-6600
BBC & M Engineering Cleveland, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 216-901-1000
Fax: 216-901-1000
Bbs Professional Corporation Columbus, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-888-3100
Fax: 614-888-3100
Bbs Professional Corporation Cincinnati, Ohio (Hamilton County)
Engineering services (SIC Code:871199)
Phone: 513-489-0779
Fax: 513-489-0779
Beacon Enterprise Solutions Group, Inc. Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-771-0050
Fax: 513-771-0050
Beamalloy Technologies, LLC Plain City, Ohio (Madison County)
Engineering Services (SIC Code:871100)
Phone: 614-873-4529
Fax: 614-873-4529
Belcan Corporation Solon, Ohio (Cuyahoga County)
Engineering services (SIC Code:871199)
Phone: 440-349-5200
Fax: 440-349-5200
Belcan Corporation Cincinnati, Ohio (Hamilton County)
Help supply services (SIC Code:736399)
Phone: 513-891-0972
Fax: 513-891-0972
Bendix Commercial Vehicle Systems LLC Elyria, Ohio (Lorain County)
Automotive supplies and parts (SIC Code:501301)
Phone: 440-329-9000
Fax: 440-329-9000
Bennett & Williams Environmental Consultants, Inc Columbus, Ohio (Franklin County)
Engineering Services (SIC Code:871100)
Phone: 614-882-9122
Fax: 614-882-9122
Bertec Corporation Columbus, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-430-5421
Fax: 614-430-5421
Bio-Gas Technologies, Ltd. Norwalk, Ohio (Huron County)
Engineering services (SIC Code:871199)
Phone: 419-663-8000
Fax: 419-663-8000
Biotronics, Inc. North Olmsted, Ohio (Cuyahoga County)
Engineering services (SIC Code:871199)
Phone: 440-801-9046
Fax: 440-801-9046
Blaeser Engineering Services Inc Dayton, Ohio (Montgomery County)
Patent Owners And Lessors (SIC Code:679400)
Phone: 937-434-4637
Fax: 937-434-4637
Blanchard Design Associates Inc Findlay, Ohio (Hancock County)
Construction and civil engineering (SIC Code:871104)
Phone: 419-425-2830
Fax: 419-425-2830
Blankenship & Asscociates Wilmington, Ohio (Clinton County)
Engineering Services (SIC Code:871100)
Phone: 937-382-0704
Fax: 937-382-0704
Bock & Clark Corporation West Chester, Ohio (Butler County)
Construction and civil engineering (SIC Code:871104)
Phone: 513-779-9944
Fax: 513-779-9944
Boundary Systems, Ltd Middleburg Heights, Ohio (Cuyahoga County)
Computer software and accessories (SIC Code:573402)
Phone: 216-905-8100
Fax: 216-905-8100
Bowser-Morner Associates Inc Toledo, Ohio (Lucas County)
Engineering services (SIC Code:871199)
Phone: 419-691-4800
Fax: 419-691-4800
Bramhall Engineering & Surveying Company Avon, Ohio (Lorain County)
Construction and civil engineering (SIC Code:871104)
Phone: 440-934-7878
Fax: 440-934-7878
Brewer-Garrett Co (inc) Cleveland, Ohio (Cuyahoga County)
Heating and air conditioning contractors (SIC Code:171104)
Phone: 440-243-3535
Fax: 440-243-3535
Brightman & Mitchell Architects Inc Dayton, Ohio (Montgomery County)
Engineering Services (SIC Code:871100)
Phone: 937-222-3003
Fax: 937-222-3003
Brilligent Solutions, Inc Fairborn, Ohio (Greene County)
Engineering Services (SIC Code:871100)
Phone: 937-879-4148
Fax: 937-879-4148
Brown and Caldwell Columbus, Ohio (Franklin County)
Engineering Services (SIC Code:871100)
Phone: 614-785-6447
Fax: 614-785-6447
Brown and Caldwell Dublin, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-410-6144
Fax: 614-410-6144
Brown and Caldwell Cincinnati, Ohio (Hamilton County)
Engineering services (SIC Code:871199)
Phone: 513-719-6100
Fax: 513-719-6100
Buehrer Group Architecture and Engineering Maumee, Ohio (Lucas County)
Architectural Services (SIC Code:871200)
Phone: 419-893-9021
Fax: 419-893-9021
Bundy Environmental Technology, Inc Westerville, Ohio (Franklin County)
Instruments and control equipment (SIC Code:508407)
Phone: 614-861-2500
Fax: 614-861-2500
Burgess & Niple, Inc. Cleveland, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 216-241-9600
Fax: 216-241-9600
Burgess & Niple, Inc. Cincinnati, Ohio (Hamilton County)
Architectural Services (SIC Code:871200)
Phone: 513-579-0042
Fax: 513-579-0042
Burgess & Niple, Inc. Columbus, Ohio (Franklin County)
Engineering Services (SIC Code:871100)
Phone: 614-459-2050
Fax: 614-459-2050
Burgess & Niple, Inc. Painesville, Ohio (Lake County)
Engineering services (SIC Code:871199)
Phone: 440-352-6043
Fax: 440-352-6043
Burgess & Niple, Inc. Akron, Ohio (Summit County)
Engineering services (SIC Code:871199)
Phone: 330-376-5778
Fax: 330-376-5778
C & S Engineers, Inc. Cleveland, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 216-619-5449
Fax: 216-619-5449
Capano & Associates LLC Hamilton, Ohio (Butler County)
Job training services (SIC Code:833101)
Phone: 513-403-6000
Fax: 513-403-6000
Carrig & Associates Inc Strongsville, Ohio (Cuyahoga County)
Valves, pistons, and fittings (SIC Code:508503)
Phone: 440-878-4600
Fax: 440-878-4600
Cates & Associates Inc Milford, Ohio (Clermont County)
Engineering services (SIC Code:871199)
Phone: 513-831-0551
Fax: 513-831-0551
Catsi Collins & Associates Technical Services Inc Wheelersburg, Ohio (Scioto County)
Management services (SIC Code:874199)
Phone: 740-574-2320
Fax: 740-574-2320
Cbc Engineers & Associates Dayton, Ohio (Montgomery County)
Engineering Services (SIC Code:871100)
Phone: 937-428-6150
Fax: 937-428-6150
Cec Consultants, Inc. Cleveland, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 216-749-2992
Fax: 216-749-2992
Central Elements, LLC Milford, Ohio (Clermont County)
Engineering Services (SIC Code:871100)
Phone: 513-276-5897
Fax: 513-276-5897
Ces0 & Testech Inc Centerville, Ohio (Montgomery County)
Business Consulting Services, Not Elsewhere Classified (SIC Code:874800)
Phone: 937-435-8584
Fax: 937-435-8584
Cestari Engineering Inc Lewis Center, Ohio (Delaware County)
Engineering Services (SIC Code:871100)
Phone: 614-425-0855
Fax: 614-425-0855
Cgiams Assisted Housing Servic Columbus, Ohio (Delaware County)
Engineering services (SIC Code:871199)
Phone: 614-985-1675
Fax: 614-985-1675
Ch2m Hill Engineers, Inc. Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-530-5520
Fax: 513-530-5520
Ch2m Hill, Inc. Cincinnati, Ohio (Hamilton County)
Construction and civil engineering (SIC Code:871104)
Phone: 513-745-0079
Fax: 513-745-0079
Ch2m Hill, Inc. Columbus, Ohio (Franklin County)
Engineering Services (SIC Code:871100)
Phone:
Fax:
Ch2m Hill, Inc. Dayton, Ohio (Montgomery County)
Engineering Services (SIC Code:871100)
Phone: 937-228-4285
Fax: 937-228-4285
Chagrin Valley Engineering, Ltd. Cleveland, Ohio (Cuyahoga County)
Construction and civil engineering (SIC Code:871104)
Phone: 440-439-1999
Fax: 440-439-1999
Chemstress Consultant Co Akron, Ohio ( County)
Engineering Services (SIC Code:871100)
Phone:
Fax:
Chemstress Consultant Co. Akron, Ohio (Summit County)
Engineering services (SIC Code:871199)
Phone: 330-535-5591
Fax: 330-535-5591
Chipmatic Tool & Machine, Inc. Elmore, Ohio (Ottawa County)
Machine and other job shop work (SIC Code:359903)
Phone: 419-862-2737
Fax: 419-862-2737
Choice One Engineering Corp Sidney, Ohio (Shelby County)
Engineering services (SIC Code:871199)
Phone: 937-497-0200
Fax: 937-497-0200
Cincom Systems, Inc. Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-612-2664
Fax: 513-612-2664
Circuits & Cables, Inc. Vandalia, Ohio (Montgomery County)
Engineering services (SIC Code:871199)
Phone: 937-415-2070
Fax: 937-415-2070
City of Columbus Columbus, Ohio (Franklin County)
Engineering Services (SIC Code:871100)
Phone: 614-645-6076
Fax: 614-645-6076
City of Sandusky Sandusky, Ohio (Erie County)
Engineering Services (SIC Code:871100)
Phone: 419-627-5829
Fax: 419-627-5829
City of Toledo Toledo, Ohio (Lucas County)
Engineering Services (SIC Code:871100)
Phone: 419-245-1315
Fax: 419-245-1315
Civil & Environmental Consultants, Inc. Columbus, Ohio (Delaware County)
Construction and civil engineering (SIC Code:871104)
Phone: 614-540-6633
Fax: 614-540-6633
Civil Engineers of Southwest Ohio, Inc. Dayton, Ohio (Montgomery County)
Construction and civil engineering (SIC Code:871104)
Phone: 937-435-8584
Fax: 937-435-8584
Cleveland Ddi Corp Cuyahoga Falls, Ohio (Summit County)
Printed Circuit Boards (SIC Code:367200)
Phone: 330-572-3400
Fax: 330-572-3400
Columbus Dnv Inc Dublin, Ohio (Franklin County)
Instruments and control equipment (SIC Code:508407)
Phone: 614-761-1214
Fax: 614-761-1214
Columbus Engineering Consultants Ltd Columbus, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-228-3500
Fax: 614-228-3500
Computer Control Systems Tipp City, Ohio (Miami County)
Engineering services (SIC Code:871199)
Phone: 937-667-8250
Fax: 937-667-8250
Computer Modeling Inc Cuyahoga Falls, Ohio (Summit County)
Engineering services (SIC Code:871199)
Phone: 330-929-0266
Fax: 330-929-0266
Comtec, Incorporated Twinsburg, Ohio (Summit County)
Industrial process measurement equipment (SIC Code:382304)
Phone: 330-425-8102
Fax: 330-425-8102
Con-Steel Design Systems, Inc. Dayton, Ohio (Montgomery County)
Engineering services (SIC Code:871199)
Phone:
Fax:
Connecticut Reserve Technologies LLC Stow, Ohio (Summit County)
Engineering Services (SIC Code:871100)
Phone: 330-678-7328
Fax: 330-678-7328
Control Concepts and Design, Inc. West Chester, Ohio (Butler County)
Engineering services (SIC Code:871199)
Phone: 513-771-7271
Fax: 513-771-7271
Control Design Solutions Ltd Bowling Green, Ohio (Wood County)
Engineering services (SIC Code:871199)
Phone: 419-352-9054
Fax: 419-352-9054
Control Electric Co Cleveland, Ohio (Cuyahoga County)
Industrial electrical relays and switches (SIC Code:362502)
Phone: 216-671-8010
Fax: 216-671-8010
Cooling Technologies Inc Toledo, Ohio (Lucas County)
Engineering services (SIC Code:871199)
Phone: 419-536-9006
Fax: 419-536-9006
Cooper & Associates LLP Canton, Ohio (Stark County)
Construction and civil engineering (SIC Code:871104)
Phone: 330-452-5731
Fax: 330-452-5731
Corrpro Companies, Inc. Medina, Ohio (Medina County)
Electrical Machinery, Equipment, And Supplies, Not Elsewhere Classified (SIC Code:369900)
Phone: 330-764-9245
Fax: 330-764-9245
Corrpro Companies, Inc. Medina, Ohio (Medina County)
Electrical Machinery, Equipment, And Supplies, Not Elsewhere Classified (SIC Code:369900)
Phone: 330-723-5082
Fax: 330-723-5082
County Engineers Association of Ohio Columbus, Ohio (Franklin County)
Engineering Services (SIC Code:871100)
Phone: 614-221-0707
Fax: 614-221-0707
County of Allen Lima, Ohio (Allen County)
Engineering Services (SIC Code:871100)
Phone: 419-228-3196
Fax: 419-228-3196
County of Butler Hamilton, Ohio (Butler County)
Engineering Services (SIC Code:871100)
Phone: 513-867-5744
Fax: 513-867-5744
County of Delaware Delaware, Ohio (Delaware County)
Engineering Services (SIC Code:871100)
Phone: 740-833-2400
Fax: 740-833-2400
County of Miami Troy, Ohio (Miami County)
Engineering Services (SIC Code:871100)
Phone: 937-440-5658
Fax: 937-440-5658
County of Monroe Woodsfield, Ohio (Monroe County)
Engineering Services (SIC Code:871100)
Phone:
Fax:
County of Montgomery Dayton, Ohio (Montgomery County)
Engineering Services (SIC Code:871100)
Phone: 937-837-2528
Fax: 937-837-2528
County of Stark Canton, Ohio (Stark County)
Engineering Services (SIC Code:871100)
Phone: 330-477-6781
Fax: 330-477-6781
County of Summit Akron, Ohio (Summit County)
Engineering Services (SIC Code:871100)
Phone: 330-643-2850
Fax: 330-643-2850
County of Wayne Wooster, Ohio (Wayne County)
Engineering Services (SIC Code:871100)
Phone: 330-287-5500
Fax: 330-287-5500
Crawford, Murphy & Tilly, Inc. Columbus, Ohio (Franklin County)
Construction and civil engineering (SIC Code:871104)
Phone: 614-468-1200
Fax: 614-468-1200
CRC Technologies, Inc. West Chester, Ohio (Butler County)
Engineering services (SIC Code:871199)
Phone: 513-860-0094
Fax: 513-860-0094
Cropper Gis Consulting, LLC Columbus, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-451-1242
Fax: 614-451-1242
Crown Solutions Co., LLC Vandalia, Ohio (Montgomery County)
Engineering services (SIC Code:871199)
Phone: 937-890-4075
Fax: 937-890-4075
Csa Holdings , Inc Cincinnati, Ohio (Hamilton County)
Construction and civil engineering (SIC Code:871104)
Phone: 305-461-5484
Fax: 305-461-5484
CT Consultants, Inc. Willoughby, Ohio (Lake County)
Surveying Services (SIC Code:871300)
Phone: 440-951-9000
Fax: 440-951-9000
Ctl Engineering, Inc. Columbus, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-276-8123
Fax: 614-276-8123
Cunningham & Associates Inc Medina, Ohio (Medina County)
Construction and civil engineering (SIC Code:871104)
Phone: 330-725-5980
Fax: 330-725-5980
Custom Craft Controls, Inc. Akron, Ohio (Summit County)
Panel and distribution boards and other related apparatus (SIC Code:361302)
Phone: 330-630-9599
Fax: 330-630-9599
Custom Technical Services Corporation Byesville, Ohio (Guernsey County)
Custom computer programming services (SIC Code:737101)
Phone: 740-439-7400
Fax: 740-439-7400
Cuyahoga County Cleveland, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 216-348-3800
Fax: 216-348-3800
Cvg Dublin, Ohio (Franklin County)
Engineering Services (SIC Code:871100)
Phone: 614-880-2100
Fax: 614-880-2100
Cwwa, Inc. Medina, Ohio (Medina County)
Engineering Services (SIC Code:871100)
Phone: 330-722-9001
Fax: 330-722-9001
D S Design Co LLC Cincinnati, Ohio (Hamilton County)
Industrial engineers (SIC Code:871102)
Phone: 513-741-4811
Fax: 513-741-4811
D.E. Foxx & Associates, Inc Cincinnati, Ohio (Hamilton County)
Help Supply Services (SIC Code:736300)
Phone: 513-621-5522
Fax: 513-621-5522
Danvo Models North Olmsted, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 440-779-7003
Fax: 440-779-7003
Datacore Consulting LLC Cleveland, Ohio (Cuyahoga County)
Computer software development and applications (SIC Code:737103)
Phone: 216-398-8499
Fax: 216-398-8499
Davis Engineering Saint Marys, Ohio (Auglaize County)
Engineering Services (SIC Code:871100)
Phone: 419-394-6284
Fax: 419-394-6284
Decision Systems Inc Canton, Ohio (Stark County)
Special industry machinery (SIC Code:355999)
Phone: 330-456-7600
Fax: 330-456-7600
Defense Engineering Corporation Dayton, Ohio (Montgomery County)
Engineering Services (SIC Code:871100)
Phone: 937-572-4576
Fax: 937-572-4576
Deformation Control Technology Inc Cleveland, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 440-234-8477
Fax: 440-234-8477
Deibel Surveying Inc Canton, Ohio ( County)
Surveying Services (SIC Code:871300)
Phone:
Fax:
Delos M Palmer & Associates Inc Toledo, Ohio (Lucas County)
Engineering services (SIC Code:871199)
Phone: 419-478-7151
Fax: 419-478-7151
Dempsco Inc Dayton, Ohio (Montgomery County)
Machine tools and metalworking machinery (SIC Code:508405)
Phone: 937-434-3146
Fax: 937-434-3146
Denk Associates, Inc Cleveland, Ohio (Cuyahoga County)
Engineering services (SIC Code:871199)
Phone: 216-531-8880
Fax: 216-531-8880
Denmark Consultants Inc Cincinnati, Ohio (Hamilton County)
Engineering services (SIC Code:871199)
Phone: 513-530-9984
Fax: 513-530-9984
Design Dynamics Inc Hudson, Ohio (Summit County)
Engineering Services (SIC Code:871100)
Phone: 330-342-7800
Fax: 330-342-7800
Design Homes & Development Co. Dayton, Ohio (Montgomery County)
Construction and civil engineering (SIC Code:871104)
Phone: 937-438-3667
Fax: 937-438-3667
Design Imaging & Control, Inc Dayton, Ohio (Montgomery County)
Engineering Services (SIC Code:871100)
Phone: 937-885-4134
Fax: 937-885-4134
Deskey Associates Inc. Cincinnati, Ohio (Hamilton County)
Engineering services (SIC Code:871199)
Phone: 513-721-6800
Fax: 513-721-6800
Dgl Consulting Engineers, LLC Maumee, Ohio (Lucas County)
Engineering services (SIC Code:871199)
Phone: 419-535-1015
Fax: 419-535-1015
Digital Automation Associates Inc Bowling Green, Ohio (Wood County)
Engineering services (SIC Code:871199)
Phone: 419-352-7526
Fax: 419-352-7526
Dillin Engineered Systems Corp. Perrysburg, Ohio (Wood County)
Conveyors And Conveying Equipment (SIC Code:353500)
Phone: 419-666-6789
Fax: 419-666-6789
Diversified Design Dynamics, Ltd West Chester, Ohio (Butler County)
Engineering services (SIC Code:871199)
Phone: 513-942-1924
Fax: 513-942-1924
Diversity Dynamics Pickerington, Ohio (Fairfield County)
Engineering services (SIC Code:871199)
Phone: 614-270-5322
Fax: 614-270-5322
Dlz Corporation Columbus, Ohio (Franklin County)
Water, sewer, and utility lines (SIC Code:162399)
Phone: 614-888-0040
Fax: 614-888-0040
Dlz Ohio Inc Cuyahoga Falls, Ohio (Summit County)
Engineering Services (SIC Code:871100)
Phone: 330-923-0401
Fax: 330-923-0401
Donahue & Associates International Inc Milford, Ohio (Clermont County)
Engineering services (SIC Code:871199)
Phone: 513-831-2770
Fax: 513-831-2770
Douglas McLaughlin Wadsworth, Ohio (Medina County)
Construction and civil engineering (SIC Code:871104)
Phone: 330-239-0135
Fax: 330-239-0135
Dsd Engineering, Inc. West Chester, Ohio (Butler County)
Engineering Services (SIC Code:871100)
Phone: 513-755-6733
Fax: 513-755-6733
Dynamics Research Corporation Fairborn, Ohio (Greene County)
Noncommercial research organizations (SIC Code:873399)
Phone: 937-429-0055
Fax: 937-429-0055
Dynamix Engineering Ltd Columbus, Ohio ( County)
Engineering Services (SIC Code:871100)
Phone:
Fax:
Dynotec, Inc. Columbus, Ohio (Franklin County)
Construction and civil engineering (SIC Code:871104)
Phone: 614-880-7320
Fax: 614-880-7320
E & A Pedco Services Inc Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-782-4920
Fax: 513-782-4920
E G & G, Inc Akron, Ohio (Summit County)
Landscape services (SIC Code:078102)
Phone: 330-379-2790
Fax: 330-379-2790
E P Ferris & Associates Inc Columbus, Ohio (Franklin County)
Construction and civil engineering (SIC Code:871104)
Phone: 614-299-2999
Fax: 614-299-2999
Eagle Registrations, Inc. Dayton, Ohio (Montgomery County)
Engineering Services (SIC Code:871100)
Phone: 937-293-2000
Fax: 937-293-2000
Earley Engineering & Associates Midland, Ohio (Clinton County)
Engineering Services (SIC Code:871100)
Phone: 937-685-6044
Fax: 937-685-6044
Eastham & Associates Chesapeake, Ohio (Lawrence County)
Surveying Services (SIC Code:871300)
Phone: 740-867-8369
Fax: 740-867-8369
Eco Engineering LLC Cincinnati, Ohio (Hamilton County)
Engineering services (SIC Code:871199)
Phone: 513-985-8300
Fax: 513-985-8300
Ees Group Inc Dublin, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-798-4123
Fax: 614-798-4123
Electrical Diagnostic Surveys LLC Waynesville, Ohio (Warren County)
Engineering Services (SIC Code:871100)
Phone: 937-684-2733
Fax: 937-684-2733
Electronic Concepts and Engineering Incorporated Holland, Ohio (Lucas County)
Printed Circuit Boards (SIC Code:367200)
Phone: 419-861-9000
Fax: 419-861-9000
Electronic Design To Market, Inc Toledo, Ohio (Lucas County)
Engineering services (SIC Code:871199)
Phone: 419-861-1030
Fax: 419-861-1030
Electrovations, Inc Aurora, Ohio (Portage County)
Engineering Services (SIC Code:871100)
Phone: 330-995-3677
Fax: 330-995-3677
Emerson Process Management Columbus, Ohio (Delaware County)
Accounting services, except auditing (SIC Code:872102)
Phone: 614-410-8400
Fax: 614-410-8400
Emh, Inc. Valley City, Ohio (Medina County)
Cranes and monorail systems (SIC Code:353602)
Phone: 330-220-8600
Fax: 330-220-8600
Empire Systems, Inc Avon Lake, Ohio (Lorain County)
Engineering services (SIC Code:871199)
Phone: 440-653-9300
Fax: 440-653-9300
Engineer of Fayette County Wshngtn CT Hs, Ohio (Fayette County)
Engineering Services (SIC Code:871100)
Phone: 740-335-1541
Fax: 740-335-1541
Engineering Associates Inc Wooster, Ohio (Wayne County)
Construction and civil engineering (SIC Code:871104)
Phone: 330-345-6556
Fax: 330-345-6556
Engineers, Surveyors and Associates LLC Toledo, Ohio (Lucas County)
Engineering Services (SIC Code:871100)
Phone: 419-475-9445
Fax: 419-475-9445
Ensafe Inc. Cincinnati, Ohio (Hamilton County)
Business consulting (SIC Code:874899)
Phone: 513-621-7233
Fax: 513-621-7233
Entertainment Engineering North Olmsted, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 440-925-7840
Fax: 440-925-7840
Environmental Design Group Enterprises, Inc Akron, Ohio (Summit County)
Engineering Services (SIC Code:871100)
Phone: 330-375-1390
Fax: 330-375-1390
Environmental Quality Management, Inc. Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-825-7500
Fax: 513-825-7500
Environmetrics Inc Cincinnati, Ohio (Hamilton County)
Single-family housing construction (SIC Code:152199)
Phone: 513-561-9000
Fax: 513-561-9000
Epicenter Development Group, LLC Brecksville, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 216-702-0952
Fax: 216-702-0952
Ernst & Moore Metal Technologies, LLC Dayton, Ohio (Montgomery County)
Industrial engineers (SIC Code:871102)
Phone: 937-434-3133
Fax: 937-434-3133
Euthenics Inc Strongsville, Ohio (Cuyahoga County)
Construction and civil engineering (SIC Code:871104)
Phone: 440-260-1555
Fax: 440-260-1555
Evans, Mechwart, Hambleton & Tilton, Inc. New Albany, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-775-4500
Fax: 614-775-4500
Ewingcole Inc Cleveland, Ohio (Cuyahoga County)
Architectural Services (SIC Code:871200)
Phone: 216-378-7640
Fax: 216-378-7640
Farrar Scientific, L.L.C. Marietta, Ohio (Washington County)
Engineering services (SIC Code:871199)
Phone: 740-374-8300
Fax: 740-374-8300
Fci Associates Inc Dayton, Ohio (Greene County)
Engineering services (SIC Code:871199)
Phone: 937-429-1333
Fax: 937-429-1333
Federal Equipment Company Cincinnati, Ohio (Hamilton County)
Industrial engineers (SIC Code:871102)
Phone: 513-621-0524
Fax: 513-621-0524
Feller, Finch & Associates, Inc. Maumee, Ohio (Lucas County)
Surveying Services (SIC Code:871300)
Phone: 419-893-3680
Fax: 419-893-3680
Ferrostaal Incorporated Beachwood, Ohio (Cuyahoga County)
Holding companies (SIC Code:671999)
Phone: 216-504-9686
Fax: 216-504-9686
Ffe Environmental Services, Inc. Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-522-0956
Fax: 513-522-0956
Filius Jamestown, Ohio (Greene County)
Engineering Services (SIC Code:871100)
Phone: 937-475-4425
Fax: 937-475-4425
Firelogix Engineering Ltd. Lebanon, Ohio (Warren County)
Engineering Services (SIC Code:871100)
Phone: 513-746-6211
Fax: 513-746-6211
Fischer Engineering Company, Inc Dayton, Ohio (Montgomery County)
Engineering services (SIC Code:871199)
Phone: 937-754-1750
Fax: 937-754-1750
Fischer Resources North Royalton, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 440-230-9170
Fax: 440-230-9170
Fleming Gannett Inc Akron, Ohio (Summit County)
Engineering Services (SIC Code:871100)
Phone: 330-668-8800
Fax: 330-668-8800
Fleming Gannett Inc Westerville, Ohio (Franklin County)
Engineering Services (SIC Code:871100)
Phone: 614-794-9424
Fax: 614-794-9424
Force Design, Inc. Covington, Ohio (Miami County)
Design services (SIC Code:738918)
Phone: 937-473-3737
Fax: 937-473-3737
Foresight Engineering Group Inc Chardon, Ohio (Geauga County)
Construction and civil engineering (SIC Code:871104)
Phone: 440-286-1010
Fax: 440-286-1010
Forte Industrial Equipment Systems, Inc Mason, Ohio (Warren County)
Materials handling machinery (SIC Code:508408)
Phone: 513-398-2800
Fax: 513-398-2800
Fosdick & Hilmer, Inc. Cincinnati, Ohio (Hamilton County)
Engineering services (SIC Code:871199)
Phone: 513-241-5640
Fax: 513-241-5640
Fox Fire Protection Strongsville, Ohio (Cuyahoga County)
Sprinkler contractors (SIC Code:171103)
Phone: 440-238-5543
Fax: 440-238-5543
Fredrick Fredrick & Heller Engineers Inc Cleveland, Ohio (Cuyahoga County)
Engineering services (SIC Code:871199)
Phone: 440-546-9696
Fax: 440-546-9696
Freship LLC Huron, Ohio ( County)
Engineering Services (SIC Code:871100)
Phone:
Fax:
Fritan Technology, LLC Akron, Ohio (Summit County)
Engineering Services (SIC Code:871100)
Phone: 330-785-1921
Fax: 330-785-1921
Frost Engineering, Inc. Cincinnati, Ohio (Hamilton County)
Smoking or roasting machinery, including ovens (SIC Code:355603)
Phone: 513-541-6330
Fax: 513-541-6330
Frx Inc Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-469-6040
Fax: 513-469-6040
Futura Design Service Inc Dayton, Ohio (Montgomery County)
Engineering Services (SIC Code:871100)
Phone: 937-890-5252
Fax: 937-890-5252
G G J Inc Eastlake, Ohio ( County)
Engineering Services (SIC Code:871100)
Phone:
Fax:
G-A-I Consultants, Inc. Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-721-3800
Fax: 513-721-3800
G. Herschman Architects, Inc. Cleveland, Ohio (Cuyahoga County)
Architectural Services (SIC Code:871200)
Phone: 216-223-3200
Fax: 216-223-3200
Gandee & Associates Inc Dublin, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-459-8338
Fax: 614-459-8338
Garber Engineering Mentor, Ohio (Lake County)
Engineering Services (SIC Code:871100)
Phone: 440-354-9535
Fax: 440-354-9535
Gbc Design Inc Akron, Ohio (Summit County)
Engineering Services (SIC Code:871100)
Phone: 330-836-0228
Fax: 330-836-0228
General Dynamics Advanced Information Systems, Inc. Dayton, Ohio (Greene County)
Commercial Physical And Biological Research (SIC Code:873100)
Phone: 937-253-4770
Fax: 937-253-4770
General Dynamics Information Technology, Inc. Dayton, Ohio (Greene County)
Engineering Services (SIC Code:871100)
Phone: 937-254-7950
Fax: 937-254-7950
Genesis Engineering Inc Cincinnati, Ohio (Hamilton County)
Engineering services (SIC Code:871199)
Phone: 513-745-9401
Fax: 513-745-9401
Gilman Engineering and Manufacturing LLC Fairfield, Ohio (Butler County)
Engineering Services (SIC Code:871100)
Phone: 513-939-2518
Fax: 513-939-2518
GKN Sinter Metals Inc Van Wert, Ohio (Van Wert County)
Engineering Services (SIC Code:871100)
Phone: 419-238-8200
Fax: 419-238-8200
Glaus, Pyle, Schomer, Burns & De Haven Inc Akron, Ohio (Summit County)
Engineering services (SIC Code:871199)
Phone: 330-572-2100
Fax: 330-572-2100
Global Quality Corp. Cincinnati, Ohio (Hamilton County)
Computer Integrated Systems Design (SIC Code:737300)
Phone: 513-474-9780
Fax: 513-474-9780
Globex Corporation Canfield, Ohio (Mahoning County)
Engineering Services (SIC Code:871100)
Phone: 330-533-0030
Fax: 330-533-0030
Glovon & Clovon Engineering Consulting, Llc. Blue Ash, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-745-0186
Fax: 513-745-0186
Glr, Inc. Florida Division Dayton, Ohio (Montgomery County)
Commercial and office building contractors (SIC Code:154201)
Phone: 937-890-0510
Fax: 937-890-0510
Gohypersonic Incorporated Dayton, Ohio (Montgomery County)
Engineering Services (SIC Code:871100)
Phone: 937-531-6678
Fax: 937-531-6678
Goken America LLC Dublin, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-766-1191
Fax: 614-766-1191
Green & Associates Saint Clairsville, Ohio (Belmont County)
Architectural Services (SIC Code:871200)
Phone: 740-695-9977
Fax: 740-695-9977
Greene County Xenia, Ohio (Greene County)
Engineering Services (SIC Code:871100)
Phone: 937-427-2883
Fax: 937-427-2883
Gus Perdikakis Associates Inc Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-583-0900
Fax: 513-583-0900
H B Engineering Inc North Royalton, Ohio (Cuyahoga County)
Sanitary engineers (SIC Code:871101)
Phone: 440-230-1500
Fax: 440-230-1500
H T Bernsdorff Inc Toledo, Ohio (Lucas County)
Industrial engineers (SIC Code:871102)
Phone: 419-535-1616
Fax: 419-535-1616
H-Cubed Olmsted Falls, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 440-241-1413
Fax: 440-241-1413
H.J. Ford Associates, Inc. Fairborn, Ohio (Greene County)
Engineering services (SIC Code:871199)
Phone:
Fax:
Haley & Aldrich, Inc. Cleveland, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 216-739-0555
Fax: 216-739-0555
Hamilton Manufacturing Corp. Holland, Ohio (Lucas County)
Automatic Vending Machines (SIC Code:358100)
Phone: 419-867-4858
Fax: 419-867-4858
Hammontree & Associates Limited Canton, Ohio (Stark County)
Engineering services (SIC Code:871199)
Phone: 330-499-8817
Fax: 330-499-8817
Harrison Technology Inc Harrison, Ohio (Hamilton County)
Engineering services (SIC Code:871199)
Phone: 513-367-6186
Fax: 513-367-6186
Hartman Consulting Inc Moscow, Ohio (Clermont County)
Engineering Services (SIC Code:871100)
Phone: 513-553-4000
Fax: 513-553-4000
Hasselbring King & Associates Lebanon, Ohio (Warren County)
Construction and civil engineering (SIC Code:871104)
Phone: 513-932-3806
Fax: 513-932-3806
Hatch Mott Macdonald I&E LLC Cleveland, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 440-243-8012
Fax: 440-243-8012
Hawa, Incorporated Columbus, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-451-1711
Fax: 614-451-1711
HDR Engineering, Inc. Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-984-7500
Fax: 513-984-7500
Heapy Engineering, Inc. Columbus, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-457-2696
Fax: 614-457-2696
Heery International, Inc. Cleveland, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 216-781-1313
Fax: 216-781-1313
Helmig Lienesch LLC Dayton, Ohio (Montgomery County)
Engineering services (SIC Code:871199)
Phone: 937-228-4007
Fax: 937-228-4007
Henderson Jobes & Associates Inc Newark, Ohio (Licking County)
Surveying Services (SIC Code:871300)
Phone: 740-344-5451
Fax: 740-344-5451
Herndon Engineering Services Inc Milford, Ohio (Clermont County)
Engineering Services (SIC Code:871100)
Phone: 513-248-1313
Fax: 513-248-1313
High Voltage Maintenance Corporation Dayton, Ohio (Montgomery County)
Testing Laboratories (SIC Code:873400)
Phone: 937-278-0811
Fax: 937-278-0811
Hitech Control Systems Inc Cincinnati, Ohio (Hamilton County)
Engineering services (SIC Code:871199)
Phone: 513-874-4200
Fax: 513-874-4200
Hntb Corporation Toledo, Ohio (Lucas County)
Engineering services (SIC Code:871199)
Phone:
Fax:
Hntb Ohio Inc Cleveland, Ohio (Cuyahoga County)
Engineering services (SIC Code:871199)
Phone: 216-522-1140
Fax: 216-522-1140
Hntb Ohio Inc Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-421-4682
Fax: 513-421-4682
Hockaden & Associates Inc Columbus, Ohio (Franklin County)
Construction and civil engineering (SIC Code:871104)
Phone: 614-252-0993
Fax: 614-252-0993
Holland Co Madison, Ohio (Lake County)
Small Arms (SIC Code:348400)
Phone: 440-298-1510
Fax: 440-298-1510
Horn Electric Company Dover, Ohio (Tuscarawas County)
Engineering Services (SIC Code:871100)
Phone: 330-364-7784
Fax: 330-364-7784
HP Enterprise Services, LLC Vandalia, Ohio (Montgomery County)
Engineering Services (SIC Code:871100)
Phone: 937-356-2743
Fax: 937-356-2743
Htec Systems Inc Dayton, Ohio (Montgomery County)
Engineering Services (SIC Code:871100)
Phone: 937-438-3010
Fax: 937-438-3010
Hull & Associates, Inc. Dublin, Ohio (Franklin County)
Business consulting (SIC Code:874899)
Phone: 614-793-8777
Fax: 614-793-8777
Hull & Associates, Inc. Dublin, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-793-8777
Fax: 614-793-8777
Hull & Associates, Inc. Toledo, Ohio (Lucas County)
Engineering Services (SIC Code:871100)
Phone: 419-385-2018
Fax: 419-385-2018
HWH Architects-Engineers-Planners Inc. Cleveland, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 216-875-4000
Fax: 216-875-4000
Hydrotech Engineering Inc Cleveland, Ohio (Cuyahoga County)
Athletic and recreation facilities construction (SIC Code:179901)
Phone: 216-831-3833
Fax: 216-831-3833
I T E, LLC Loveland, Ohio (Clermont County)
Engineering Services (SIC Code:871100)
Phone: 513-576-6200
Fax: 513-576-6200
Icon Construction, Inc. Dayton, Ohio (Montgomery County)
Management services (SIC Code:874199)
Phone: 937-885-2299
Fax: 937-885-2299
Idc Engineering, Inc. Lima, Ohio (Allen County)
Engineering Services (SIC Code:871100)
Phone: 419-999-4705
Fax: 419-999-4705
Iet, Inc. Toledo, Ohio (Lucas County)
Engineering services (SIC Code:871199)
Phone: 419-385-1233
Fax: 419-385-1233
Ijus LLC Gahanna, Ohio (Franklin County)
Engineering Services (SIC Code:871100)
Phone: 614-470-9882
Fax: 614-470-9882
Independent Digital Consulting Inc Akron, Ohio (Summit County)
Engineering services (SIC Code:871199)
Phone: 330-753-0777
Fax: 330-753-0777
Industrial Design Concepts Inc Dayton, Ohio (Montgomery County)
Engineering services (SIC Code:871199)
Phone: 937-254-1383
Fax: 937-254-1383
Industrial Machining and Design Services Inc Youngstown, Ohio (Mahoning County)
Machine and other job shop work (SIC Code:359903)
Phone: 330-747-4637
Fax: 330-747-4637
Inflection Point Inc Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-947-1122
Fax: 513-947-1122
Infoscitex Corporation Dayton, Ohio (Greene County)
Engineering Services (SIC Code:871100)
Phone: 937-429-9008
Fax: 937-429-9008
Infrastructure & Development Engineering, Inc. Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-671-8144
Fax: 513-671-8144
Innovative Controls Detention Corporation Toledo, Ohio (Lucas County)
Panel and distribution boards and other related apparatus (SIC Code:361302)
Phone: 419-691-6684
Fax: 419-691-6684
Innovative Functions Inc Chillicothe, Ohio (Ross County)
Construction and civil engineering (SIC Code:871104)
Phone: 740-773-2073
Fax: 740-773-2073
Innovative Organizational Systems, Inc. Chagrin Falls, Ohio (Geauga County)
Engineering services (SIC Code:871199)
Phone: 440-708-1052
Fax: 440-708-1052
Innovative Power Services, LLC Fairfield, Ohio (Butler County)
Engineering Services (SIC Code:871100)
Phone: 513-729-6295
Fax: 513-729-6295
Innovative Solutions Unlimited, L.L.C. Piketon, Ohio (Pike County)
Engineering Services (SIC Code:871100)
Phone: 740-289-3282
Fax: 740-289-3282
Innovative Solutions Unlimited, LLC Minford, Ohio (Scioto County)
Engineering Services (SIC Code:871100)
Phone: 740-820-3751
Fax: 740-820-3751
Inspection Engineering LLC Westlake, Ohio (Cuyahoga County)
Industrial engineers (SIC Code:871102)
Phone: 440-892-9277
Fax: 440-892-9277
Instrumentation Technology Inc Painesville, Ohio (Lake County)
Engineering services (SIC Code:871199)
Phone: 440-352-2009
Fax: 440-352-2009
Integrated Modern Engineering LLC North Royalton, Ohio (Cuyahoga County)
Engineering services (SIC Code:871199)
Phone: 614-598-0280
Fax: 614-598-0280
Inter Molds Inc Wooster, Ohio (Wayne County)
Engineering services (SIC Code:871199)
Phone: 330-263-1939
Fax: 330-263-1939
Intertech Design Services, Inc. Cincinnati, Ohio (Hamilton County)
Architectural engineering (SIC Code:871201)
Phone: 513-791-5588
Fax: 513-791-5588
Invensys Systems, Inc. Cleveland, Ohio (Cuyahoga County)
Industrial engineers (SIC Code:871102)
Phone: 440-234-3900
Fax: 440-234-3900
Invotec Engineering, Inc. Miamisburg, Ohio (Montgomery County)
Industrial engineers (SIC Code:871102)
Phone: 937-886-3232
Fax: 937-886-3232
Iron Casting Research Institute, Inc. Columbus, Ohio (Franklin County)
Engineering Services (SIC Code:871100)
Phone: 614-275-4201
Fax: 614-275-4201
Istl, Inc. Dayton, Ohio (Greene County)
Engineering Services (SIC Code:871100)
Phone: 937-431-8870
Fax: 937-431-8870
J & S Instruments Inc Springfield, Ohio (Clark County)
Computer system selling services (SIC Code:737303)
Phone: 937-325-7499
Fax: 937-325-7499
J D Services Inc Dublin, Ohio (Franklin County)
Engineering Services (SIC Code:871100)
Phone: 614-792-0100
Fax: 614-792-0100
J G Masters Inc Cincinnati, Ohio (Hamilton County)
Business services (SIC Code:738999)
Phone: 513-793-6670
Fax: 513-793-6670
J M A Consultants Inc Cincinnati, Ohio (Hamilton County)
Construction and civil engineering (SIC Code:871104)
Phone: 513-721-5500
Fax: 513-721-5500
J R Johnson Engineering Inc Cleveland, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 440-234-9972
Fax: 440-234-9972
J.B. Industries, Ltd. Warren, Ohio (Trumbull County)
Industrial engineers (SIC Code:871102)
Phone: 330-856-4587
Fax: 330-856-4587
J.B.I. Corporation Genoa, Ohio (Ottawa County)
Engineering Services (SIC Code:871100)
Phone: 419-855-3389
Fax: 419-855-3389
J.D.R.M. Engineering, Inc Sylvania, Ohio (Lucas County)
Industrial engineers (SIC Code:871102)
Phone: 419-824-2400
Fax: 419-824-2400
Jacobs Automation LLC Loveland, Ohio (Clermont County)
Packaging Machinery (SIC Code:356500)
Phone: 513-683-0654
Fax: 513-683-0654
Jacobs Consultancy Inc Cincinnati, Ohio (Hamilton County)
Petroleum, mining, and chemical engineers (SIC Code:871103)
Phone: 513-321-6080
Fax: 513-321-6080
Jacobs Consultants, Inc. Columbus, Ohio (Franklin County)
Engineering Services (SIC Code:871100)
Phone: 614-437-4300
Fax: 614-437-4300
Jacobs Engineering Group Inc. Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-595-7500
Fax: 513-595-7500
Jacobs Technology Inc. Dayton, Ohio (Greene County)
Engineering services (SIC Code:871199)
Phone: 937-429-5056
Fax: 937-429-5056
Jedson Engineering, Inc Milford, Ohio (Clermont County)
Industrial engineers (SIC Code:871102)
Phone: 513-965-5999
Fax: 513-965-5999
Jgd Associates Inc Avon Lake, Ohio (Lorain County)
Construction and civil engineering (SIC Code:871104)
Phone: 440-933-6825
Fax: 440-933-6825
Jones & Henry Engineers Ltd Toledo, Ohio (Lucas County)
Engineering services (SIC Code:871199)
Phone: 419-473-9611
Fax: 419-473-9611
Jones Technologies, Inc. Dayton, Ohio (Greene County)
Business consulting (SIC Code:874899)
Phone: 937-256-1558
Fax: 937-256-1558
Jones-Stuckey Ltd, Inc Columbus, Ohio (Franklin County)
Construction and civil engineering (SIC Code:871104)
Phone: 614-486-0401
Fax: 614-486-0401
Jxt Applications, Inc. Beavercreek, Ohio (Greene County)
Engineering services (SIC Code:871199)
Phone: 937-431-1566
Fax: 937-431-1566
K.E. McCartney & Associates, Inc. Elyria, Ohio (Lorain County)
Engineering Services (SIC Code:871100)
Phone: 440-323-9608
Fax: 440-323-9608
K.E. McCartney & Associates, Inc. Mansfield, Ohio (Richland County)
Engineering services (SIC Code:871199)
Phone: 419-525-0093
Fax: 419-525-0093
Kabil Associates Inc Columbus, Ohio (Franklin County)
Architectural Services (SIC Code:871200)
Phone: 614-899-6707
Fax: 614-899-6707
Kaman Design & Integration Inc Huron, Ohio (Erie County)
Industrial Supplies (SIC Code:508500)
Phone: 419-433-7468
Fax: 419-433-7468
Karpinski Engineering, Inc. Cleveland, Ohio (Cuyahoga County)
Engineering services (SIC Code:871199)
Phone: 216-391-3700
Fax: 216-391-3700
Kav Consulting Engineers Inc Cleveland, Ohio (Cuyahoga County)
Construction and civil engineering (SIC Code:871104)
Phone: 216-381-7333
Fax: 216-381-7333
Kbd/Technic, Inc. Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-351-6200
Fax: 513-351-6200
Kearney Sales, Inc. Bedford, Ohio (Cuyahoga County)
Industrial engineers (SIC Code:871102)
Phone: 440-735-0711
Fax: 440-735-0711
Kenatech Process Engineering Medina, Ohio (Medina County)
Engineering services (SIC Code:871199)
Phone: 330-725-7091
Fax: 330-725-7091
Kendall Holdings, Ltd. Columbus, Ohio (Franklin County)
Fabricated Plate Work (Boiler Shops) (SIC Code:344300)
Phone: 614-486-4750
Fax: 614-486-4750
Kent S. Knaebel & Associates, Inc. Dublin, Ohio (Franklin County)
Commercial physical research (SIC Code:873102)
Phone: 614-798-9090
Fax: 614-798-9090
Keogh Consulting, Inc. Cleveland, Ohio (Cuyahoga County)
Engineering services (SIC Code:871199)
Phone: 440-526-2002
Fax: 440-526-2002
Kevin Flaherty Architect Columbus, Ohio (Franklin County)
Construction and civil engineering (SIC Code:871104)
Phone: 614-459-2900
Fax: 614-459-2900
Kicher & Co. Mentor, Ohio (Lake County)
Engineering Services (SIC Code:871100)
Phone: 440-944-9371
Fax: 440-944-9371
Kiefner & Associates, Inc Worthington, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-888-8220
Fax: 614-888-8220
Kleingers & Associates, Inc. West Chester, Ohio (Butler County)
Surveying Services (SIC Code:871300)
Phone: 513-779-7851
Fax: 513-779-7851
Kleingers & Associates, Inc. Westerville, Ohio (Delaware County)
Engineering services (SIC Code:871199)
Phone: 614-882-4311
Fax: 614-882-4311
Knowvention, LLC Mason, Ohio (Warren County)
Engineering Services (SIC Code:871100)
Phone: 513-348-0091
Fax: 513-348-0091
Kohli & Kaliher Associates, Inc. Lima, Ohio (Allen County)
Engineering services (SIC Code:871199)
Phone: 419-227-1135
Fax: 419-227-1135
Kohrs Lonnemann Heil Engineers PSC Dayton, Ohio (Montgomery County)
Industrial engineers (SIC Code:871102)
Phone: 937-220-9700
Fax: 937-220-9700
Kowalski Engineering Inc Cincinnati, Ohio (Hamilton County)
Construction and civil engineering (SIC Code:871104)
Phone: 513-984-0751
Fax: 513-984-0751
KS Associates, Inc Elyria, Ohio (Lorain County)
Construction and civil engineering (SIC Code:871104)
Phone: 440-365-4730
Fax: 440-365-4730
Kumho Tire Akron, Ohio (Summit County)
Engineering Services (SIC Code:871100)
Phone: 330-666-4030
Fax: 330-666-4030
KZF Design Inc. Cincinnati, Ohio ( County)
Architectural Services (SIC Code:871200)
Phone:
Fax:
L-3 Communications Avionics Systems, Inc Columbus, Ohio (Franklin County)
Aircraft/aerospace flight instruments and guidance systems (SIC Code:381201)
Phone: 614-825-2001
Fax: 614-825-2001
L-3 Communications Nova Engineering, Inc. Cincinnati, Ohio (Hamilton County)
Engineering services (SIC Code:871199)
Phone: 513-642-3000
Fax: 513-642-3000
L-3 Services, Inc. Dayton, Ohio (Greene County)
Engineering services (SIC Code:871199)
Phone: 937-258-0217
Fax: 937-258-0217
Lakewood Controls Inc Lakewood, Ohio (Cuyahoga County)
Engineering Services (SIC Code:871100)
Phone: 216-521-8187
Fax: 216-521-8187
Lambda Research, Inc. Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-561-0883
Fax: 513-561-0883
Larsen Engineering, Inc. Columbus, Ohio (Franklin County)
Industrial engineers (SIC Code:871102)
Phone: 614-459-4002
Fax: 614-459-4002
Latanick Equipment, Inc. Huron, Ohio (Erie County)
Engineering services (SIC Code:871199)
Phone: 419-433-2200
Fax: 419-433-2200
Leading Technologies Fayette, Ohio (Fulton County)
Engineering services (SIC Code:871199)
Phone: 419-452-6992
Fax: 419-452-6992
Leffel, James and Company, The (inc) Springfield, Ohio (Clark County)
Engineering Services (SIC Code:871100)
Phone: 937-322-0116
Fax: 937-322-0116
Lewandowski Engineers Toledo, Ohio (Lucas County)
Construction and civil engineering (SIC Code:871104)
Phone: 419-255-4111
Fax: 419-255-4111
Leyshon Miller Industries, Inc. Cambridge, Ohio (Guernsey County)
Engineering Services (SIC Code:871100)
Phone: 740-432-2969
Fax: 740-432-2969
Lin Tech Electronics LLC Cincinnati, Ohio (Hamilton County)
Engineering services (SIC Code:871199)
Phone: 513-528-6190
Fax: 513-528-6190
Ljb Inc Cincinnati, Ohio (Hamilton County)
Engineering services (SIC Code:871199)
Phone: 513-772-7750
Fax: 513-772-7750
Ljb Inc. Lima, Ohio (Allen County)
Engineering services (SIC Code:871199)
Phone: 419-225-5995
Fax: 419-225-5995
Lockwood Greene Engineers Cincinnati, Ohio (Hamilton County)
Engineering Services (SIC Code:871100)
Phone: 513-530-5520
Fax: 513-530-5520
Louis Perry & Associates, Inc. Wadsworth, Ohio (Medina County)
Engineering Services (SIC Code:871100)
Phone: 330-334-1585
Fax: 330-334-1585
LSI Adapt Inc Canton, Ohio (Stark County)
Engineering services (SIC Code:871199)
Phone: 330-494-9444
Fax: 330-494-9444
LSI Adl Techonology Inc. Columbus, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-345-9050
Fax: 614-345-9050
M J Engineering & Consulting, Inc. Westerville, Ohio (Delaware County)
Engineering services (SIC Code:871199)
Phone: 614-891-6111
Fax: 614-891-6111
M Retail Engineering, Inc Westerville, Ohio (Franklin County)
Engineering Services (SIC Code:871100)
Phone: 614-818-2323
Fax: 614-818-2323
M S Consultants, Inc. Youngstown, Ohio (Mahoning County)
Engineering services (SIC Code:871199)
Phone: 330-744-5321
Fax: 330-744-5321
M S Gerber & Associates Inc Columbus, Ohio (Franklin County)
Engineering services (SIC Code:871199)
Phone: 614-486-6711
Fax: 614-486-6711
M-E Companies, Inc. Westerville, Ohio (Franklin County)
Engineering Services (SIC Code:871100)
Phone: 614-818-4900
Fax: 614-818-4900
M-Technology Westerville, Ohio (Franklin County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 614-818-9070
Fax: 614-818-9070
Macaulay-Brown, Incorporated Dayton, Ohio (Montgomery County)
Engineering services (SIC Code:871199)
Phone: 937-426-3421
Fax: 937-426-3421

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