| Business | Phone |
| Alaska Petroleum Environmental Po Box 81904, Fairbanks 99708 | (907) 479-9555 |
| Amundsen Environmental Svc 5181 Chena Hot Springs Rd, Fairbanks 99712 | (907) 488-2136 |
| Ensr Corp 3514 Industrial Ave, Fairbanks 99701 | (907) 452-5700 |
| Nortech Environmental 2400 College Rd, Fairbanks 99709 | (907) 452-5688 |
| Rockwell Engineering & Constr 2375 University Ave S, Fairbanks 99709 | (907) 457-7625 |
| Shaw Environmental/Infrstrctr 3437 Airport Way # 202, Fairbanks 99709 | (907) 479-7720 |