What We Do



GEO Consultants Northwest provides geotechnical and environmental  consulting services to government agencies, private developers and  contractors. The company's services include surface and subsurface  evaluations, geotechnical  design, construction monitoring, risk  assessment and environmental studies. 

We support the phases of a project from preliminary assessments and design to the completion of the building process, including:

  • Geotechnical Services:
    • Geotechnical Investigations
    • Geologic Hazard Evaluations
    • Slope Stability Analysis
    • Liquefaction Analysis
    • Fill & Grading Observation & Recommendations
    • Temporary Excavation Observations & Inspection
    • Soil Bearing Verification
    • Gravity & Rockery Wall Recommendations
    • Retaining Wall & Shoring Recommendation
    • Dispersion Recommendations
    • Infiltration Evaluation & Analysis
    • Shoreline/Bulkhead Recommendations
    • Feasibility Studies
  • Environmental Site Assessments
    • Phase I Environmental Site Assessments
    • Phase II Environmental Site Assessments
    • Vapor Intrusion Assessments
    • Environmental Permitting
    • Environmental Assessments under SEPA/NEPA
    • Underground Storage Tank Assessments and Removal Oversight
    • Brownfields Redevelopment
    • Environmental Construction Oversight
    • Third Party Technical Reviews
  • Remediation Services:
    • Soil and Groundwater Remediation
    • Site Characterization
    • Groundwater Compliance Monitoring
    • Remediation System Design and Installation
    • Remediation System Operation and Maintenance
    • Remediation Cost-Estimating
    • Phytoremediation
    • Emergency Response Services
    • Pollution Prevention: Surface and Groundwater Monitoring
    • Green Remediation System Design and Monitoring 
  • Industrial Hygiene Services:
    • Hazardous Materials Surveys (Asbestos and Lead-Based Paint)
    • Hazardous Materials Management (Bid Specifications and QA/QC Oversight)
    • In-Door Air Quality (mold, asbestos, and N.O.S. Irritants)
  • Litigation Support:
    • Expert Witness
    • Data Review
    • Cost Recovery
  • Stormwater Services:
    • Stormwater Pollution Prevention Plan (SWPPP)
    • Quarterly Stormwater Monitoring & Reporting
    • Design Stormwater Management Treatment SystemsSpill Prevention, Control, and Countermeasure Plans (SPCC)

Setting  us apart is a unique blend of technical expertise, client focus, and  value. Our broad base of regional experience enables us to efficiently  generate common-sense, economical solutions to geotechnical challenges.  We understand the differing perspectives and needs of our clients who  include public agencies, developers, civil engineers, structural  engineers, architects, contractors, realtors, attorneys, insurance  agents, nonprofit organizations, and private homeowners.

We  pride ourselves on providing the personal attention required to ensure  the success of every project. GEO Consultants Northwest's  accomplishments result from our ability to provide quality engineering  services to our clients and to retain talented staff. With their  technical training and capabilities, our staff provides comprehensive  solutions to meet the specific needs of our clients.