- ABR Inc Environmental Rsrch
- Autryraynes Engineering
- Bering Sea Eccotech
- Clearwater Group Inc
- Denali Alaskan Investment Svc
- Environmental Management Inc
- Envirotek International
- Gwec Inc
- Inuit Services Inc
- Lynx Enterprises Inc
- Nortech Environmental & Engine
- North Pacific Remediation
- SLR Alaska
- Soil Processing
- St George Chadux
- Terrasat
- Travis/Peterson Environmental
