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Environmental Consulting



Creative Yet Practical Solutions

Psomas experts provide innovative yet practical solutions to resource issues. We deliver compliance analysis and documentation efficiently and cost-effectively.

From environmental documentation to biological surveys and construction monitoring to regulatory compliance and permitting, we have earned the respect of planning/regulatory communities and the praise of our clients. Our diverse team of experts includes environmental planners and analysts, biologists, botanists, arborists, wildlife biologists, aquatic/fisheries biologists, ecologists, regulatory specialists, archaeologists, paleontologists, air quality and noise specialists, restoration ecologists, and hydrogeologists.


  • Feasibility Studies
  • CEQA & NEPA Documents
  • Mitigation Monitoring Preparation & Compliance
  • Agency Coordination
  • Processing Strategies, Team Formation, & Management
  • Quality Assurance Reviews
  • Development Application Preparation
  • Public Outreach Programs
  • Phase I Records Searches & Survey Reports
  • Phase II Resource Evaluation Reports
  • Phase III Data Recovery Mitigation Reports
  • Phase IV Monitoring Mitigation Reports
  • Paleontological Assessments
  • DPR 523 Resource Record Forms
  • Constraints & Feasibility Analyses
  • Native American Scoping & Consultation
  • Construction Monitoring
  • Fossil Salvage, Identification, Preparation for Curation
  • CEQA/NEPA Air Quality/GHG Analyses
  • Air Quality/GHG Technical Reports
  • Air Quality Dispersion Modeling & Emissions Calculations
  • CEQA/NEPA Noise Analyses
  • Noise & Vibration Technical Reports
  • General Plan Noise Elements
  • Noise Ordinance Assessments
  • Ambient & Construction Noise Monitoring
  • Habitat Mapping & Field Surveys
  • Wildlife Corridor Movement Analyses
  • Special Status Plant & Wildlife Surveys
  • Arborist Surveys
  • Biological Resource Assessments & Technical Reports
  • CEQA/NEPA Biological Resources Analyses
  • Agency Consultation & Regulatory Permitting
  • Construction & Mitigation Monitoring
  • Agency Permit Processing & Coordination (CDFW, California Coastal Commission, USFWS, RWQCB)
  • Jurisdictional Site Assessments/Delineations and Reports
  • CRAM Analyses
  • Habitat Acquisition & Mitigation Strategies
  • Mitigation Monitoring, Compliance & Reporting
  • Habitat Creation, Restoration, Enhancement Planning & Design
  • Invasive Plant Species Management Programs
  • Resource Management Plans
  • Agency Coordination & Compliance
  • Plant Palette Design
  • Natural Park & Open Space Planning Support
  • Educational & Interpretive Programs
  • Map Production
  • Database Design
  • Data Conversion & Integration
  • GPS Services
  • Spatial Analyses & Mapping
  • 3D Analyses
  • Impact Assessments
  • Geocoding
Ann Johnston

Ann Johnston
Project Director

Jim Hunter

Jim Hunter, ENV SP
Corporate Director of Environmental Services


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