Expert Witness

Common Types of Services

Geotechnical and Civil Engineering Investigations for:

  • Construction Defect Claims
  • Neutral Expert Services
  • Defense Of Design Professional
  • Real Estate Disclosure
  • Bad Faith Claims
  • Inverse Condemnation

Our technically structured staff is specifically trained to cover all aspects of investigations for litigation projects including:

  • Potential New Case Evaluation
  • Cost Effective Investigation Planning
  • Historical Document Review
  • Geotechnical and Civil engineering investigations
  • Structural assessments
  • Laboratory Testing Services
  • Expert Report Preparation
  • Full Graphic And Drafting Department
  • Expert Presentations And Mediation Services
  • Trial And Arbitration Expert Testimony
  • Effective And State Of The Art Trial Presentations
  • Post Litigation Construction Services

Forensic Engineering and Litigation Support

American Geotechnical provides expert witness services for both plaintiff and defense entities and has been designated as independent experts for complex litigation by judges and mediators. Our ability to produce cutting edge graphics and models, and our simple presentation of technical issues, enables us to effectively communicate complex concepts. We pride ourselves on:

  • being budget oriented
  • identify your goals for the project
  • designing the budget and scope of work around achieving those goals
  • staying on board to implement design and treatment options following litigation.
American Geotechnical has been providing geotechnical, geologic, and hydrologic services, as well as structural, foundation and materials engineering for two decades. The knowledge and insight we have gained from reviewing thousands of sites in California, Nevada and Arizona affected by landslides, earthquakes, expansive soil, settlement and other soil related phenomena, have played an intricate role in our becoming a well respected, competent and nationally recognized forensic consulting firm in California.


  • Logical step-by-step presentations
  • Photographic and historical evidence
  • Simple answers to difficult questions
  • Simple effective communication
  • Three-dimensional scale models
  • Visual aids/demonstrations