Andrew Pentney P.Geo.

Andrew is the senior consulting hydrogeologist at Groundwater Science Corp. He has over 24 years of experience completing hydrogeologic studies within the municipal government and private consulting sector in Ontario, and has been directly involved in all of the projects completed by Groundwater Science Corp. He routinely plans, and implements, groundwater assessments ranging in scope from site-specific to regional (e.g. watershed) scale studies.

Andrew's wide range of experience, and focus is on improving the quality and integrity of assessment through well-planned and executed studies, provides the basis for Groundwater Science Corp.'s recognized excellence within the industry.

Dave Nahrgang, P.Geo.

Dave is our project hydrogeologist responsible for field programs and water supply consulting. He has over 12 years of experience completing hydrogeologic studies within the municipal government and private consulting sector in Ontario. Dave has an extensive background in water supply development, water well testing and well rehabilitation. He has also shared his expertise as an Instructor (with Sir Stanford Flemming College) for the "Well Constructed" series of continuing education courses mandated for Water Well Technicians in Ontario.


monitoring wells