Awarded vendors
- ACMS Northwest, LLC
- Alta Planning + Design, Inc.
- Century West Engineering Corp
- Central Geotechnical Resources Inc.
- Contract Land Staff, LLC
- Cornforth Consultants, Inc.
- Otak Incoporated
- DKS Associates
- Wallis Engineering PLLC
- Emerio Design LLC
- Exeltech Consulting Inc.
- Enviroissues, Inc.
- Fehr & Peers
- Geotechnical Resources Inc. (GRI)
- Haley & Aldrich Inc.
- Jacobs Engineering Group Inc
- Hardesty & Hanover LLC
- Dowl LLC
- Kittelson & Associates, Inc.
- Mobley Engineering LLC dba Lancaster Engineering
- HDR Engineering Inc.