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Environmental Engineering - Phase I and II Environmental Site Assessments, Site Investigation / Site Characterization, Remediation Plans, UST Management, HTRW Projects

Industrial Hygiene Services - IAQ Assessments, Air Sampling / Monitoring, Mold / Bacteriological Surveys and Remediation, IEQ testing for LEED Certification, Custom Training Programs, Hazardous Materials Building Inspection, AHERA Management Plans, LBP Assessments, Compliance Audits, Site Specific Health and Safety Plans

Construction Management - Asbestos/Lead/PCB-Containing Materials Demolition and Removal, Chemical Systems - Decommissioning, Decontamination Design and Cost Analysis, Program Development, Project Permitting, Value Engineering, Constructability Review, Project Management and Close-Out

Earth Sciences and Mapping - LiDAR, Orthophotography, Bathymetry, Critical Area and Thematic Mapping, Hyperspectral Imaging, Photogrammetric Consulting, Wetland Delineation and Mitigation, Restoration Ecology, Environmental Permit Support, Environmental Sampling, Surveys and Assessments
Healthy Buildings - EHSI is proud to announce the acquisition of Healthy Buildings in January 2008. Healthy Buildings is a recognized leader in Mold, Indoor Air Quality and LEED certification for Indoor Environmental Quality criteria. The knowledge, expertise and reputation of Healthy Buildings is a perfect complement to EHSI's Industrial Hygiene Services. We look forward to growing this area of our business and helping more and more citizens keep their homes and businesses healthy and safe.
Article about Healthy Buildings    Healthy Buildings Web Site
Cleveland High School
Seattle, WA

Hazardous materials management services prior to a seismic upgrade and modernization project
Routing for Offshore Marine
Optic Fiber Cable

Identification and evaluation of a 2200km corridor included plan, profile, route and landfall...
Microsoft Building 99
Redmond, WA

Indoor Environmental Quality testing for LEED Certification
Nakamura Federal
Courthouse, GSA, Seattle, WA

Performed UST closure, contaminated soils remediation, and hazardous materials...
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