Management Team

Image 01Mostafa El Sehamy, P.G., C.G.W.P., C.E.M.
President, Senior Hydrogeologist


Mr. El Sehamy has over Twenty (20) years of experience in hydrogeology and environmental engineering, involving such activities as groundwater investigation, water quality modeling, ground and surface water quality analysis, environmental impact assessment, remediation design of replacement of domestic well systems in contaminated areas; acquifer sensitivity studies for hydrocarbons and solvents and soil and groundwater investigations of leaking underground storage tanks and pilot venting studies.



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Image 01Mark E. Robbins, C.P.G., C.E.I.
Vice President, Senior Geologist


Mr. Robbins has over nine (9) years of experience in geology and hydrogeology, involving such activities as Phase I and Phase II Environmental Site Assessments, Remedial Actions, Data Acquisition, Evaluation and Contouring, and Geotechnical Investigations.



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Rachel AtamanRachel Ataman
Vice President Technical Services


Mrs. Ataman has extensive knowledge of the environmental geological field within the tri-state area. She has managed, conducted and designed hundreds of Phase I and Phase II Environmental Site Assessments and is aware of the most up-to-date techniques to conduct these assessments.



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Paul MatliPaul Matli
Director of Technical Services


Dr. Paul Matli has extensive experience in the field of groundwater investigation and remediation. He has performed several projects including Phase I, Phase II, and Phase III remediation. Paul has worked on implementations of groundwater investigations for numerous gasoline stations and dry cleaners.



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