Geology Expert Witnesses

The SEAK Expert Witness Directory contains a comprehensive list of geology expert witnesses who testify, consult and provide litigation support on geology and related issues. Geology expert witnesses and consultants on this page may form expert opinions, draft expert witness reports, and provide expert witness testimony at deposition and trial. The issues and subjects these geology expert witnesses testify regarding may include: Geology, Ground Subsidence, Karst Geology, Soil Liquefaction, Aggregate Piers, Backfill, Building Settlement, Buried Debris, Cliff Erosion, Collapsible Soil, Construction, Construction Defects, Construction Engineering, Dam Failure, and Earthquake.

Use the search box above to further refine your search for geology expert witnesses by keyword and state. Attorneys contact the experts directly – with no middleman.

Hayden Fischer, M.S., P.E., P.G. Bryant Consultants

Englewood, Colorado
Geotechnical Engineering, Hydrology - Construction Defects, Engineering - Civil, Environmental Engineering, Geology
Mr. Fischer’s areas of expertise include, but are not necessarily limited to, the following areas: - Hydrologic and hydraulic modeling, including watershed delineation, flood event simulation, and drainage design review. - Drainage and flatwork analysis, such as sloping, clearance, drainage configuration, and code compliance. - Expansive and collapsible soils analysis and mitigation, including foundation performance. - Geophysical modeling and analysis, including electrical resistivity, ground-penetrating radar, electromagnetic methods, and seismic reflection/refraction. - Groundwater monitoring, sampling, and modeling. - Geospatial analysis and remote sensing. - Slope stability monitoring and modeling. - Automated remote monitoring, including vibration, tilt, settlement, and groundwater. - Mining material volume and quantity estimation and visualization.

Edward J. Garbin, Jr., PhD, PE, DGE Garbin GeoStructural Group, LLC

Saint Johns, Florida
Geotechnical Engineering, Geology - construction, construction engineering, engineer, foundations, sinkholes, piles, shoring, earthquake, ground, slope, slide, aggregate piers, stone columns, rigid inclusions, vibrations, ground subsidence, ground modification/improvement, karst geology, soil liquefaction, building settlement
Dr. Ed Garbin was a contractor in NJ prior to becoming an engineer, and therefore understands the construction process thoroughly. First licensed as a Professional Engineer in Florida in 2003, he now holds PE licenses in 33 states in total (AL, AR, AZ, CO, DE, FL, GA, IL, IN, IA, KS, KY, LA, MD, MA, MI, MN, MS, MO, MT, NE, NJ, NY, NC, OH, OK, PA, SC, TN, TX, VA, WV, and WI). He primarily serves the commercial/heavy-civil construction industry, but also handles residential cases. Dr. Garbin is an ASCE-AGP Board-Certified Expert in Geotechnical Engineering. A former Adjunct Professor of Civil Engineering, he is an exceptional communicator, highly skilled at explaining complex construction and engineering topics in easy-to-understand language. He successfully defeated a Daubert motion (PA, 2021). At 52 years of age, he has amassed over 30 years of combined construction and engineering experience. Dr. Garbin's "wheelhouse" includes sheet piles and shoring, deep foundations, shallow fo...

David Wilshaw, MS, PG Britannia Solutions LLC

Winter Garden, Florida
Geology, Geotechnical Engineering - Sinkhole, Ground Subsidence, Landslides, Mine Subsidence, Ground Movement, Landslip, Karst Geology, Limestone Cavities, Soil Liquefaction, Cliff Erosion, Landfill, Organic Soil, Expansive Soil, Collapsible Soil, Dam Failure, Rock Fall, Buried Debris, Groundwater Seepage, Backfill, Shrink/Swell Clay
David Wilshaw holds a Bachelor of Science Degree in Geology awarded by the University of London in 1984 and a Master of Science (Engineering) Degree in Foundation Engineering, awarded by the University of Birmingham in 1987. He has almost 40 years of professional experience in engineering geology, geotechnics, geophysics, and geo-environmental assessments gained throughout the UK, Europe, the USA, and the Caribbean. Licensure & Certifications • State of Florida Professional Geologist since 2006. • State of Tennessee Professional Geologist since 2012. • Commonwealth of Pennsylvania Professional Geologist since 2017. • California Licensed Professional Geologist since 2022 • Fellow of the Geological Society of London since 1989; Chartered Geologist since 1992 • Certified as a State of Florida Neutral Evaluator of Disputed Sinkhole Insurance Claims since 2011 • Florida Board of Professional Engineers Licensed Continuing Education Provider since 2019 Mr. Wilshaw is currently profe...

Bill Cline GaffneyCline

Houston, Texas
Oil and Gas, Economics - Valuation of petroleum assets, international oil and gas, petroleum contracts development and negotiation support; petroleum sector resource management and fiscal reform, petroleum engineering, energy, geology
Mr. Cline has acted in the capacity of expert witness particularly with respect to valuation of petroleum properties and/or petroleum industry practices in numerous arbitration, mediation and litigation proceedings including: ExxonMobil vs. Venezuela (ICSID); ExxonMobil vs. Petróleos de Venezuela (ICC); Anadarko Petroleum/Maersk vs. Sonatrach (UNCITRAL); Maersk vs. Algeria (ICSID); Sonatrach vs. Duke (UNCITRAL); Texaco vs. Apache (AAA); Vanco vs. Ukraine (Stockholm Chamber of Commerce); Occidental vs. Ecuador (mediation); CNOOC vs. Talisman (mediation); a series of arbitrations related to Egypt’s natural gas sector (ICC, ICSID, UNCITRAL and CRCICA); Midland Resources vs. Shtaif et al. (Ontario Superior Court); Total/ExxonMobil/Chevron/Nexen vs. NNPC (Nigerian arbitration); Repsol vs. Chevron (Spanish litigation); Niko vs. Bangladesh (ICSID and Bangladesh litigation); First National Petroleum vs. TNG (Stockholm Chamber of Commerce); Nexen/Occidental et al. vs. Yemen and multiple case...
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