| Business | Phone |
| Clarke Engineering Svc Inc 9114 Technology Dr, Fishers 46038 | (317) 849-0330 |
| Engineering Solutions Inc 7454 Courtyard Way, Fishers 46038 | (317) 431-0555 |
| Owens Engineers Inc 10089 Niagara Dr, Fishers 46037 | (317) 579-1470 |
| Systems Engineering Consultant 9534 Claymount Ln, Fishers 46037 | (317) 595-0623 |