| Business | Phone |
| Arctic Geoscience Inc 12100 Industry Way # P9, Anchorage 99515 | (907) 522-4300 |
| Duane Miller & Assoc 1041 E 76th Ave, Anchorage 99518 | (907) 644-0510 |
| Eba Engineering Inc 907 E Dowling Rd # 27, Anchorage 99518 | (907) 561-4085 |
| Geoengineers Inc 4951 Eagle St, Anchorage 99503 | (907) 561-3478 |
| Golder Associates 1750 Abbott Rd # 200, Anchorage 99507 | (907) 344-6001 |
| H4m Corp 8701 Spendlove Dr, Anchorage 99516 | (907) 345-8234 |
| Kal Engineers 205 E Dimond Blvd # 184, Anchorage 99515 | (907) 562-1059 |
| Terra Firma Inc 801 E 82nd Ave # A9, Anchorage 99518 | (907) 344-5934 |