| Business | Phone |
| Lab Corp Inc 800 W Magnolia Ave, Fort Worth 76104 | (817) 870-9949 |
| M L Testing 5450 E Loop 820 S, Fort Worth 76119 | (817) 563-5771 |
| Maverick Lab 6024 Old Hemphill Rd # C, Fort Worth 76134 | (817) 293-7404 |
| Nde Inc 1189 Mercedes St, Fort Worth 76126 | (817) 429-8823 |
| Specialty Laboratory Co 1350 S Main St, Fort Worth 76104 | (817) 885-8139 |
| Star Analytical 14500 Trinity Blvd 106, Fort Worth 76155 | (817) 571-6800 |
| Talem Inc 610 S Jennings Ave, Fort Worth 76104 | (817) 335-1186 |
| Tsit 7423 Airport Fwy, Fort Worth 76118 | (817) 589-9933 |
| Kleinfelder 6850 Manhattan Blvd 300, Fort Worth 76120 | (817) 446-3401 |
| Aaxon Labs Inc 4980 Augusta Dr, Fort Worth 76106 | (817) 626-0310 |
| Alcon Labs 3000 Altamesa Blvd, Fort Worth 76133 | (817) 263-8964 |
| Alliance Forensics Laboratory 6058 E Lancaster Ave, Fort Worth 76112 | (817) 446-8898 |
| Aviation Inspection Svc 151 Meacham Airport Cir, Fort Worth 76106 | (817) 624-2468 |
| Farmer & Assoc Inc 3313 Crites St, Fort Worth 76118 | (817) 595-9529 |
| Mactec 2200 Gravel Dr, Fort Worth 76118 | (817) 589-7211 |