Geotechnical Expert Witnesses

Geotechnical expert witnesses and consultants listed here may be able to form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts on geotechnical. The geotechnical expert witness listings on this page are typically from fields/areas of expertise such as: Civil Engineering, Environmental Engineering, Geotechnical Engineering, and Hydrology.

Amr Helal, Ph.D., P.E., PMP, M.ASCE Bryant Consultants Operating LLC

Englewood, Colorado
Geotechnical Engineering, Civil Engineering - Forensic, geotechnical, geophysical, numerical modeling, construction defect investigation, expert witness testimony, soil-structural interaction
Dr. Helal is the Manager of Forensic Engineering for Bryant Consultants Colorado office. He has more than twelve years of experience in civil and geotechnical engineering between academic and industrial exposure. Dr. Helal expertise includes geotechnical engineering, design and forensics, Finite Element Analysis (FEA) and Numerical Modeling, construction defect investigation, failure investigation and expert testimony.

Timothy J. Mayotte, Ph.D., CPG, P.E. Mayotte Design & Engineering

East Lansing, Michigan
Civil Engineering, Environmental Engineering - Groundwater, Wastewater, Remediation, Bioremediation, Modeling, Stormwater, Hydrogeology, Hydrology, Geotechnical, Microbiology, Contamination, Geochemistry, Construction, Demolition, Home Inspection
Dr. TImothy Mayotte is President and CEO of Mayotte Design & Engineering, PC, a civil and environmental engineering design firm based in East Lansing, Michigan. Since 2003, MD&E has proved itself a highly responsive design, advocate and risk management partner for clients in the energy, automotive, commercial printing, textile, pharmaceutical, chemical, real estate, and legal industries. MD&E offers a variety of services, specializing in the design and engineering of treatment solutions for wastewater, groundwater, stormwater and contaminated soil, sediment and air. Dr. Mayotte has assisted clientele across globe, having completed projects in: Alabama; Arizona; California; Colorado; Connecticut; Illinois; Indiana; Iowa; Kansas, Massachusetts; Michigan; Missouri, Mississippi; Nevada; New Jersey; New York; Ohio; Oregon; Tennessee; Texas; Vermont; Virginia; West Virginia; Washington, Wisconsin; Wyoming; British Columbia; Ontario; Quebec; Brazil; China; Czech Republic; Italy; and Mex...

John Bryant, P.G., P.E., CPG, D.GE, M.ASCE, F.PTI Bryant Consultants Operating LLC

Carrollton, Texas
Geotechnical Engineering, Hydrology - forensic, geotechnical, geo-structural, and geophysical modeling and testing, expert witness testimony, arbitrations, court cases, soil-structure interaction, geophysics, and hydrological modeling.
Dr. John Bryant is the principal in charge of all engineering operations including forensic, geotechnical, geo-structural, and geophysical modeling and testing. Dr. Bryant coordinates the operations of the company with other affiliated technical experts when required. He has provided expert witness testimony in over 300 arbitrations and court cases over the past 25 years. Dr. Bryant’s expertise includes soil-structure interaction, geophysics, and hydrological modeling. Noteworthy projects include Millennium Tower, State Highway 130, and Allen Eagle Stadium.