Geosyntec Columbus, Ohio Office
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Susan Hill, P.E., a Senior Principal at Geosyntec, is an Environmental Engineer with more than 30 years of experience focused on the investigation and remediation of sediment mega sites. She has worked extensively with large PRP groups within the CERCLA program.
Chriso Petropoulou is a Senior Principal Environmental Engineer based in Illinois with more than 25 years of consulting experience focused on a wide variety of clients in the industrial manufacturing sector.
Thierry Sanglerat is a Senior Principal Civil Engineer based in California with more than 30 years of consulting experience focused on groundwater and soil remediation, brownfield site redevelopment, waste management, and site closure. He has served as an expert witness and has provided deposition and trial testimonies for several cases in state and federal courts, including for the United States Environmental Protection Agency and the United States Department of Justice.
Robert Ferree is a Senior Principal Geologist based in Michigan with more than 30 years of experience focused on hydrogeologic investigations; remedial investigations; underground storage tank (UST) removal; soil and groundwater sampling plan preparation; soil and groundwater sampling in accordance with RCRA and CERCLA guidance; surface and down-hole geophysical methods; remediation system design; remedial system installation; slug test and aquifer test performance and analysis; and environme ...
Geosyntec Staff to Present at the 9th Annual AIPG Environmental Risk Management Workshop: Hazardous Substances in Soil, Groundwater, and VaporsMonday, 03 June 2019Todd McAlary, Ph.D., P.Eng., P.G., Paul Nicholson (Ontario), Alicia Revezzo (Michigan), Wayne Amber, Ph.D., (Michigan), and Rob Ferree, CPG (Michigan) will be participating at the 9th Annual Environmental Risk Management Workshop on Hazardous Substances in Soil, Groundwater, and Vapors: The New Turning Point at the Ralph A. MacM ...
Todd McAlary to Present on New Tools for Vapor Intrusion Mitigation Design to the Michigan Association of Environmental ProfessionalsMonday, 05 November 2018Todd McAlary, Ph.D., P.Eng., P.G. (Toronto) will present "New Tools for Vapor Intrusion Mitigation Design" at the Michigan Association of Environmental Professionals (MAEP) Professional Development Meeting at the Block Brewing Company in Howell, Michigan from 5:30 p.m. - 9:00 p.m. on November 7, 2018. Geosyntec's Wayne A ...
Monday, 23 April 2018
Geosyntec, in collaboration with the Illinois Institute of Technology in Chicago, has organized a Water Sustainability Workshop in Chicago on May 15, 2018. Geosyntec staff member Chriso Petropoulou, Ph.D., P.E., BCEE (Illinois) served as an organizer for the event. Joseph Cleary, P.E., BCEE (New Jersey) and Joe Volpe, P ...
Friday, 09 February 2018
Geosyntec staff will make a considerable technical contribution to the Global Waste Management Symposium (GWMS) 2018 at the Hyatt Regency Indian Wells Resort & Spa in Indian Wells, California on February 11-14, 2018. Geosyntec's presenters are Jesse Varsho, Chao Zhou, Nicholas Yafrate, Davis Garrett, Samir Ahmed and Kwas ...
Chriso Petropoulou and Mark Willobee Present at 2017 Chicagoland Safety, Health & Environmental ConferenceWednesday, 11 October 2017Chriso Petropoulou and Mark Willobee (Illinois) presented at the 2017 Chicagoland Safety, Health & Environmental Conference held in Naperville, Illinois on September 18-21, 2017. Chriso's presentation was entitled ";Odor Source Identification and Abatement Technologies."; It highlighted Chriso's experience evaluating ra ...
Monday, 09 October 2017
Rob Ferree (Michigan) will contribute to a Michigan Department of Environmental Quality (MDEQ) Part 201 Panel Discussion during the upcoming Michigan Chamber of Commerce Environmental Forum in Lansing, Michigan on October 11, 2017. The Environmental Forum will cover comprehensive updates on the most current developments ...
Thursday, 11 May 2017
Chriso Petropoulou (Illinois), Chris Robb, and David Zolp (Wisconsin) will attend, and Geosyntec will sponsor and exhibit at the Water Leaders Summit 2017 in Milwaukee, Wisconsin on May 23-24, 2017. The Water Leaders Summit 2017 is The Water Council"s headline event for the local, national and global wa ...
Monday, 22 September 2014
Robert Ferree is a Senior Principal Geologist based in Michigan with more than 30 years of experience focused on hydrogeologic investigations; remedial investigations; underground storage tank (UST) removal; soil and groundwater sampling plan preparation; soil and groundwater sampling in accordance with RCRA and CERCLA guidance; ...
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