| Business | Phone |
| A T Engineering Svc 5855 E Naples Plz # 305, Long Beach 90803 | (562) 439-9000 |
| Astrotech Space Operations Inc 2700 Nimitz Rd, Long Beach 90802 | (562) 951-7333 |
| Canam Technology Inc 5375 E 2nd St, Long Beach 90803 | (562) 856-0178 |
| Curtain Wall Design & Cnsltng 4300 Long Beach Blvd # 410, Long Beach 90807 | (562) 423-0234 |
| Earth Tech Inc 300 Oceangate # 700, Long Beach 90802 | (562) 951-2000 |
| Everest International Consultants 444 W Ocean Blvd # 1104, Long Beach 90802 | (562) 435-9305 |
| Henry P Chow & Assoc 3711 Long Beach Blvd # 1002, Long Beach 90807 | (562) 424-0049 |
| Imagecat Inc 400 Oceangate # 1050, Long Beach 90802 | (562) 628-1675 |
| Kevcomp 4201 Long Beach Blvd # 327, Long Beach 90807 | (562) 426-0608 |
| Lockwood Greene Engineers Inc 111 W Ocean Blvd # 2450, Long Beach 90802 | (562) 437-2117 |
| Moffatt & Nichol Engineers 250 W Wardlow Rd, Long Beach 90807 | (562) 426-9551 |
| Moffatt & Nichol Engineers 320 Golden Shr # 300, Long Beach 90802 | (562) 590-6500 |
| P2s Engineering Inc 5000 E Spring St # 800, Long Beach 90815 | (562) 497-2999 |
| Purvin & Gertz Inc 111 W Ocean Blvd # 1025, Long Beach 90802 | (562) 437-8886 |
| Tbe Group Inc 5900 Cherry Ave, Long Beach 90805 | (562) 422-5698 |
| Vollmer-Gray Engineering Labs 1403 W Gaylord St, Long Beach 90813 | (562) 437-6468 |
| Western Rope Inc 2700 Temple Ave # C, Long Beach 90806 | (562) 988-9125 |
| Olson & Assoc 100 Oceangate # 1200, Long Beach 90802 | (562) 628-5540 |
| Outten Engineering Co 245 The Promenade N, Long Beach 90802 | (562) 435-5552 |
| Applied Fluids Engineering Inc 5710 E 7th St # 237, Long Beach 90803 | (562) 498-9407 |
| Kenneth A Marks Consulting Cvl Long Beach 90803 | (562) 434-5520 |
| L & M & A Consulting Group 4447 N Country Club Ln, Long Beach 90807 | (562) 989-2017 |
| Moffatt & Nichol Engineers 3780 Kilroy Airport Way # 600, Long Beach 90806 | (562) 426-9551 |
| Douglas Field & Test Engineer 5175 E Pacific Coast Hwy, Long Beach 90804 | (562) 494-7667 |
| Consulting Enigeers & Scientis 6911 E Septimo St, Long Beach 90815 | (562) 427-1982 |
| Value Consulting 6459 E El Paseo St, Long Beach 90815 | (562) 598-7276 |