Forensic Geology Sinkhole Consultant David Wilshaw

David Wilshaw, MS, PG has over 35 years of international experience in Engineering Geology, Geotechnics, Engineering Geophysics, Hydrogeology and Geo-Environmental Assessments. He is licensed as a Professional Geologist in California, Florida, Pennsylvania and Tennessee. Mr. Wilshaw is also a Chartered Geologist and Fellow of the Geological Society of London in the United Kingdom. 

Over a long career, Mr. Wilshaw has provided geological, geotechnical & geo-environmental expertise for residential, commercial & retail development, public buildings and infrastructure, open pit and underground mining reclamation, power plants, roads, railroads and ports. He has extensive experience in pre-construction geohazard and contaminated land assessment. He has been the statutory Professional Geologist pursuant to s.627.707 Florida Statutes for more than 850 sinkhole insurance claims and he is a certified Neutral Evaluator (under s.627.7074 Florida Statutes). 

Mr. Wilshaw has extensive peer review & litigation experience, having provided expert witness testimony at over 160 depositions and over 40 trials. Mr. Wilshaw is also owner and President of Integrity Drilling & Geophysical Services, LLC, www.idgsfl.com, providing geotechnical drilling, soil testing and geophysical surveying throughout Florida. IGDS owns four (4) SPT drilling rigs, GPR equipment and a soil testing laboratory. In 2019, he relocated Ground Stiffness Surveys Ltd from the UK and is President of successor company Ground Stiffness Surveys LLC, www.groundstiffnesssurveys.com

Consulting Services Include:

• Intrusive and Non-Intrusive Subsurface Exploration techniques
• Ground Subsidence
• Evaluation of Disputed Sinkhole Insurance Claims (defense & plaintiff)
• Development of Ground Stabilization and Improvement Schemes
• Landslip and Landslide Analysis
• Karst Geology Risk Assessments
• Pre-Litigation Consulting

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