| Business | Phone |
| K & H Assoc 2620 W Pioneer Pkwy, Arlington 76013 | (817) 265-4840 |
| Tti Environmental Laboratory 2117 Arlington Downs Rd, Arlington 76011 | (817) 861-5322 |
| Csa Intl 208 Billings St, Arlington 76010 | (817) 652-2904 |
| D Tech Svc 624 Six Flags Dr, Arlington 76011 | (817) 695-6519 |
| Geo Testing Express Of Tx 2016 E Randol Mill Rd # 413, Arlington 76011 | (817) 265-9090 |