| Business | Phone |
| Aerospace Corp 2525 Bay Area Blvd, Houston 77058 | (281) 283-6400 |
| Allied Signal Aerospace 16821 Buccaneer Ln, Houston 77058 | (281) 283-7300 |
| Ares Corp 16441 Space Center Blvd A, Houston 77058 | (713) 933-6800 |
| Be Aerospace Inc 16800 Imperial Valley Dr 220, Houston 77060 | (281) 405-8798 |
| Boeing Co 13100 Space Center Blvd, Houston 77059 | (281) 244-4000 |
| Clarkson Aerospace Inc 2750 Holly Hall St, Houston 77054 | (713) 440-7736 |
| Critique Inc 16815 Royal Crest Dr, Houston 77058 | (281) 282-0637 |
| Modlin Aerospace 16903 Buccaneer Ln 126, Houston 77058 | (281) 280-8363 |
| Futron Corp 1002 Gemini St 225, Houston 77058 | (281) 333-0190 |
| G B Tech Inc 2200 Space Park Dr 400, Houston 77058 | (281) 333-3703 |
| Martin Lockheed Engr 2400 Nasa Pkwy, Houston 77058 | (281) 333-5965 |
| Gulfstream Aerospace Corp 14 E Greenway Plz, Houston 77046 | (713) 963-9797 |
| M 7 Aerospace 510 Bering Dr 310, Houston 77057 | (713) 782-2779 |
| Hamilton Sundstrand Corp 2200 Space Park Dr 100, Houston 77058 | (281) 333-2162 |
| Lockheed Martin Cargo Msn 555 Gemini St, Houston 77058 | (281) 853-3000 |
| Lockheed Martin Corp 1300 Hercules Ave, Houston 77058 | (281) 488-3071 |
| Lockheed Martin Corp 18108 Point Lookout Dr, Houston 77058 | (281) 333-4536 |
| Lockheed Martin Corp 2400 Nasa Rd 1, Houston 77058 | (281) 333-5411 |
| Lockheed Martin Corp 901 Bay Area Blvd, Houston 77058 | (281) 280-5601 |
| Hernandez Engineering 17625 El Camino Real, Houston 77058 | (281) 280-5159 |
| Honeywell International 2525 Bay Area Blvd 200, Houston 77058 | (281) 244-3900 |
| Information Dynamics Inc 18108 Point Lookout Dr # B, Houston 77058 | (281) 335-9191 |
| Mts Global Inc 17625 El Camino Real # 410, Houston 77058 | (281) 461-4574 |
| Neptec International Inc 16850 Saturn Ln 105, Houston 77058 | (281) 280-8555 |