Geotechnical and Geological services in Northern California including the following areas:
  • SONOMA COUNTY
  • MARIN COUNTY
  • NAPA COUNTY
  • SAN FRANCISCO COUNTY
  • MENDOCINO COUNTY
  • LAKE COUNTY
  • HUMBOLDT COUNTY
  • CONTRA COSTA COUNTY
  • SOLANO COUNTY
  • SANTA CLARA COUNTY
  • SANTA CRUZ COUNTY
  • SAN MATEO COUNTY
  • NEVADA COUNTY
  • LASSEN COUNTY
  • ALAMEDA COUNTY
  • BAY AREA AND BEYOND
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CALIFORNIA GEOTECHNICAL SERVICES
PJC & Associates, Inc. (PJC) is a small geotechnical engineering and consulting firm that has been in business since 1990. PJC provides full geotechnical services and special inspection services, including soils testing, materials testing, concrete, reinforcing, welding and masonry inspections to government agency capital improvements and to the private sector, view more about our geotechnical services.
PJC & Associates, Inc.