| Business | Phone |
| Adept Design Resources 3940 E 65th St, Indianapolis 46220 | (317) 259-9220 |
| Alpha Omega Engineering 5703 S East St, Indianapolis 46227 | (317) 787-4141 |
| Bowen Engineering 10153 Fall Creek Rd, Indianapolis 46256 | (317) 576-0154 |
| Bowen Engineering 718 E 32nd St, Indianapolis 46205 | (317) 925-7033 |
| Bowen Engineering Corp 841 N Illinois St, Indianapolis 46204 | (317) 968-0418 |
| Bowen Engineering Inc 110 W Washington St, Indianapolis 46204 | (317) 631-4509 |
| Catalysts Pdg Inc 5201 Park Emerson Dr # M, Indianapolis 46203 | (317) 786-4444 |
| Cmi Engineering Inc 220 N College Ave, Indianapolis 46202 | (317) 624-0270 |
| Dynamic Engineering Design Inc 1805 Kentucky Ave, Indianapolis 46221 | (317) 396-0904 |
| Engineering & Auditing Inc 6060 Castleway West Dr, Indianapolis 46250 | (317) 576-5444 |
| Tara Engineering Inc 2412 Kettering Way, Indianapolis 46214 | (317) 248-0961 |
| Sms Engineering Inc 4302 Sunshine Ave, Indianapolis 46228 | (317) 291-4833 |
| Robert L Longardner 3520 Washington Blvd, Indianapolis 46205 | (317) 924-4576 |
| Ray Engineering Div 16 S Keystone Ave, Indianapolis 46201 | (317) 638-2538 |
| Mts Engineering Inc 737 N Dequincy St, Indianapolis 46201 | (317) 356-5807 |
| Multiple Professional Svc Inc 7426 N Carroll Rd, Indianapolis 46236 | (317) 335-5138 |
| Loftus Engineering Inc 7999 Knue Rd # 310, Indianapolis 46250 | (317) 849-3040 |
| Lace Engineering 280 E 96th St, Indianapolis 46240 | (317) 706-2940 |
| Keystone Engineers 36 S Pennsylvania St, Indianapolis 46204 | (317) 655-5230 |
| John V Schneider 3020 N Post Rd, Indianapolis 46226 | (317) 826-7100 |