David Bertrand, P.Geo., P.G.

David Bertrand is a Senior Principal Hydrogeologist based in Ontario with more than 20 years of experience in environmental consulting. David has directed and managed large interdisciplinary projects including contaminated site assessment and remediation of recalcitrant contaminants, brownfield redevelopment, waterfront revitalization and vapor intrusion assessment and mitigation.

David Bertrand is a Senior Principal Hydrogeologist based in Ontario with more than 20 years of experience in environmental consulting. David has directed and managed large interdisciplinary projects including contaminated site assessment and remediation of recalcitrant contaminants, brownfield redevelopment, waterfront revitalization and vapor intrusion assessment and mitigation.


David is a leader in Geosyntec's vapor intrusion practice and is a recognized expert in the oversight and management of large vapor intrusion investigations, community relations, and the design and installation of mitigation systems. David has directed and managed large remediation projects using the following technologies: self-sustaining treatment for active remediation (STAR) technology, multi-phase extraction and enhanced bioremediation of Dense Non-Aqueous Phase Liquids (DNAPLs), in situ thermal remediation, alternative approaches for in situ bioremediation of perchlorate, phytoremediation and excavation of soils containing chlorinated solvents, mercury and petroleum hydrocarbons.

Contact David Bertrand at This email address is being protected from spambots. You need JavaScript enabled to view it. or +1-519-514-2230.

Career Summary of David Bertrand, P.Geo., P.G.

  • Specialties: Site Investigation and Remediation; Groundwater Assessment and Remediation; Subsurface Vapor Intrusion to Indoor Air
  • Practice Areas: Water and Natural Resources
  • Disciplines: Earth Sciences, Hydrogeology
  • Education: B.Sc., Honors Earth Science, Hydrogeology Specialization, University of Waterloo, Ontario, 2000
  • Registration: Ontario Professional Geoscientist, P.Geo. 1559; New York Professional Geologist, P.G. 001103

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