About Us

Terracon is a 100 percent employee-owned consulting engineering firm that has provided quality engineering services to clients since 1965. Terracon has evolved into a successful multidiscipline firm specializing in environmental, facilities, geotechnical, and materials services for private and public sector clients. In recent years, Terracon has consistently achieved growth above the industry average. This is evidenced by a current ranking of 30th in Engineering News-Record's 2017 listing of the Top 500 Design Firms, as compared to a ranking of 103 in 1995. Today, Terracon has more than 4,000 employees and more than 140 offices with services available in all 50 states. Our growth development can be attributed to a commitment by employees to be responsive to clients, an emphasis on providing quality services, and our leadership's ability to astutely take advantage of new opportunities and technology. Safety is our highest priority. For more information, visit


  • Environmental: Regulatory Compliance, Asbestos, Lead & Radon services, Brownfields
  • Environmental: Industrial Hygiene, Site Assessments & Investigations, Occupational Safety, NEPA
  • Facilities: Building Enclosure, Engineering Diagnostics, MEP Consulting, Property/Facility Assessment
  • Geotechnical: Subsurface Exploration, Lab Testing, Expected Conditions, Instrumentation, Construction Monitoring
  • Materials: QC, QA, Deep Foundation Testing, Design & Review of Concrete, Grout, Asphault, Diagnostics, Investigation