| Business | Phone |
| Consulting Environmental Engr 150 N Harbin Dr # 408, Stephenville 76401 | (254) 968-8130 |
| I Manage Llc 471 N Harbin Dr, Stephenville 76401 | (254) 968-3449 |
| Texas Commission Environmental 580 W Lingleville Rd # D, Stephenville 76401 | (254) 965-9200 |