Vendors
Stell Sia Salas O'brien LLC
Active registration
- Location
- Redmond, Washington, United States
- Unique Entity ID (UEI)
- ZW5FFJ7KPHB8
- Commercial and Government Entity (CAGE)
- 97R33
Industries
Electrical Contractors and Other Wiring Installation ContractorsNAICS
238210Plumbing, Heating, and Air-Conditioning ContractorsNAICS 238220Site Preparation ContractorsNAICS 238910Label unavailableNAICS 238990EArchitectural ServicesNAICS 541310Landscape Architectural ServicesNAICS 541320Label unavailableNAICS 541330EBuilding Inspection ServicesNAICS 541350Surveying and Mapping (except Geophysical) ServicesNAICS 541370Custom Computer Programming ServicesNAICS 541511Computer Systems Design ServicesNAICS 541512Administrative Management and General Management Consulting ServicesNAICS 541611Other Management Consulting ServicesNAICS 541618Environmental Consulting ServicesNAICS 541620Other Scientific and Technical Consulting ServicesNAICS 541690Label unavailableNAICS 541715EResearch and Development in the Social Sciences and HumanitiesNAICS 541720All Other Professional, Scientific, and Technical ServicesNAICS 541990Label unavailableNAICS 562910EHistorical SitesNAICS 712120Products & services
Special Studies/analysis- Environmental AssessmentsPSC
B510Architect and Engineering- General: Electrical SystemsPSC C222Architect and Engineering- General: Mechanical SystemsPSC C223Environmental Systems Protection- Air Quality SupportPSC F101Environmental Systems Protection- Water Quality SupportPSC F103Environmental Systems Protection- Toxic and Hazardous Substance AnalysisPSC F107Environmental Systems Protection- Environmental RemediationPSC F108Environmental Systems Protection- Leaking Underground Storage Tank SupportPSC F109Environmental Systems Protection- Multiple Pollutant SupportPSC F111Environmental Systems Protection- Oil Spill ResponsePSC F112Environmental Systems Protection- Wetlands Conservation and SupportPSC F113Environmental Systems Protection- Environmental Licensing and PermittingPSC F114Environmental Systems Protection- Environmental Consulting and Legal SupportPSC F115Other Environmental ServicesPSC F999Support- Professional: Engineering/technicalPSC R425Business types
- For Profit Organization
- Limited Liability Company
- Woman Owned Business
- Business type label unavailable
JS - Veteran Owned Business
- Joint Venture Women Owned Small Business
- Woman Owned Small Business
- Service Disabled Veteran Owned Business
- Business type label unavailable
JV
Source date: Oct 5, 2026
Record identifier
ZW5FFJ7KPHB8