| Business | Phone |
| Urban Engineering Group Inc 3660 Stoneridge Rd, Austin 78746 | (512) 347-0024 |
| Ascendant Engineering Solution 13091 Pond Springs Rd 250, Austin 78729 | (512) 371-5704 |
| Coast & Harbor Engineering Llc 3410 Far West Blvd 210, Austin 78731 | (512) 342-9700 |
| Glass Mountain Optics 9311 Metric Blvd, Austin 78758 | (512) 834-9438 |
| Gssc 8810 Silverarrow Cir, Austin 78759 | (512) 338-1294 |
| Maritech Engineering 1201 W 24th St, Austin 78705 | (512) 322-9166 |
| Engineering Talent 7538 Fire 7, Austin 78759 | (512) 336-5800 |
| Davis L Ford & Assoc 701 Brazos St 550, Austin 78701 | (512) 320-5998 |
| Denmon Engineering 1101 S Capital Of Texas Hwy, Austin 78746 | (512) 306-0098 |
| Swh Engineering 3910 Balcones Dr, Austin 78731 | (512) 452-1532 |
| Alton E Greeven Engineer 2611 Woodmont Ave, Austin 78703 | (512) 477-8811 |
| Nathan D Smith Consulting Eng 106 W 1st St, Austin 78621 | (512) 281-3344 |
| Accident Reconstruction Engnrs Austin 78746 | (512) 327-2666 |
| Howell Engineers Co 6448 E Highway 290 A107, Austin 78723 | (512) 371-1022 |
| King Tiger Technology Inc 9601 Amberglen Blvd, Austin 78729 | (512) 401-8775 |
| Lae-Go Engineering Inc 6448 E Highway 290, Austin 78723 | (512) 420-0058 |
| Miller Engineering Svc 13125 Coriander Dr, Austin 78729 | (512) 401-6377 |
| Orion Services Co Inc 1901 Terisu Cv, Austin 78728 | (512) 380-7276 |
| Parsons Corp 8000 Centre Park Dr 200, Austin 78754 | (512) 719-6000 |
| Sieger Engineering 2113 Wells Branch Pkwy, Austin 78728 | (512) 990-2071 |
| State Of Texas Pro Engr Board 1917 S I H 35, Austin 78741 | (512) 440-3050 |
| Texas Engineering Foundation 1001 Congress Ave 260, Austin 78701 | (512) 494-0774 |
| Aupperle Co 10088 Circleview Dr, Austin 78733 | (512) 422-7838 |
| Meridian Engineering Group 1116 Elder Cir, Austin 78733 | (512) 327-2773 |
| Purvis Engineering 10520 Redmond Rd, Austin 78739 | (512) 288-9144 |
| Baker Engineering & Energy 7700 Chevy Chase Dr 210, Austin 78752 | (512) 465-9559 |
| Brammer Engineering Oak Hill, Austin 78735 | (903) 836-4124 |
| Aerospace Engineering 210 E 24th St, Austin 78712 | (512) 471-7593 |