| Business | Phone |
| Raymond Chan & Assoc Inc 4319 James Casey St 300, Austin 78745 | (512) 480-8155 |
| Loomis Austin Inc 3103 Bee Caves Rd 225, Austin 78746 | (512) 327-1180 |
| Gray Jansing & Assoc Inc 8217 Shoal Creek Blvd 200, Austin 78757 | (512) 452-0371 |
| Cunningham Allen Inc 3103 Bee Cave Rd 202, Austin 78746 | (512) 327-2946 |
| Pate Engineers 7801 N Capital Of Texas Hwy, Austin 78731 | (512) 340-0600 |
| Wallace Group Inc 3636 Executive Center Dr 210, Austin 78731 | (512) 833-6828 |
| Associated Consulting Engnrs 901 S Mo Pac Expy 165, Austin 78746 | (512) 329-0006 |
| Austin Civil Engineering 2708 S Lamar Blvd 200a, Austin 78704 | (512) 306-0018 |
| I T Gonzalez Engineers 3501 Manor Rd, Austin 78723 | (512) 447-7400 |
| American Society Of Civil Engr 9301 Us Highway 183 S, Austin 78747 | (512) 243-2723 |
| Kenneth J Cunningham Assocs 3735 Indian Point Dr, Austin 78739 | (512) 292-9092 |
| Claunch & Miller Inc 1106 Clayton Ln, Austin 78723 | (512) 453-5501 |
| Cma Engineering Inc 14101 W Highway 290 600, Austin 78737 | (512) 894-3230 |