| Business | Phone |
| Boutwell Land Surveying 4058 Colonel Glenn Hwy, Dayton 45431 | (937) 431-4755 |
| Boutwell Land Surveying 6236 Executive Blvd, Dayton 45424 | (937) 237-3036 |
| William A Boyer & Assoc 7233 Yorkshire Dr, Dayton 45414 | (937) 898-9071 |
| James M Godsey Surveying 417 Burgess Ave, Dayton 45415 | (937) 275-6706 |
| Purtee Surveying Svc 10534 Success Ln, Dayton 45458 | (937) 885-9300 |
| Ralph C Reed Land Surveyor 127 Ventura Ave, Dayton 45417 | (937) 263-4151 |