EHSI is proud to serve many federal, state, and local agencies including GSA, VA, NAVFAC NW, USCG, Port of Seattle, Sound Transit, City of Seattle, and USACE. Eighty percent of our work is for public agencies and we provide services to governmental agencies in the Pacific Northwest and federal clients nationwide.

EHSI is a member of the Society of American Military Engineers (SAME) Emergency and Disaster Readiness Response Program for Puget Sound and Western Washington. From building floods to fires, our firm is ready to assist with emergency hazardous materials responses consulting to identify and design remediation for hazardous building materials, mold and microbial issues, air quality, and other hazards.

EHSI Firm Information:

  • CAGE Code: 3KVL5
  • DUNS: 956977904

NAICS Codes:

  • 541620 – Environmental Consulting
  • 541350 – Building Inspections
  • 541330 – Environmental Engineering & Geological Engineering
  • 562910 – Remediation Services
  • 238910 – Site Preparation, Underground Tank
  • 236220 – Construction Management
  • 562211 – Hazardous Waste Treatment and Disposal
Selected Prime Contracts
  • City of Seattle — Facility Environmental Survey and Assessment Services
  • City of Seattle — Industrial Hygiene and Training On-Call
  • Port of Seattle — Small Works General Contractor Support On-call Portwide
Selected Subconsultant Contracts
  • NAVFAC NW/Reid Middleton — Civil and Structural IDIQ
  • Sound Transit/Jacobs — Bus Rapid Transit General Engineering Consultant
  • USCG/Reid Middleton — Ocean AE IDIQ
  • USACE Kansas City/Weston Solutions — Mega Unrestricted PRAC
  • USACE Seattle/Jacobs & WSP — Multi-Discipline AE IDIQ IIS MATOC
  • GSA/ECH Architecture — AE IDIQ SATOC Zone B
  • GSA/Weston Solutions — Nationwide Environmental IDIQ
  • NOAA/AKS Architecture — AE IDIQ Western Division
  • VA VISIN 20/Spees LLC — Industrial Hygiene SDVOSB IDIQ