International CleanUp Conference 2026
Practitioners from Geosyntec, SiREM, and JBS&G, a Geosyntec Company, will significantly contribute at the International CleanUp Conference on September 13 through 17, 2026, in Adelaide, Australia.
Paul Nicholson to Present on Vapor Intrusion at BEST Annual Conference
Paul Nicholson, PEng, will present “ITRC 2026 Vapor Intrusion Toolkit: A Canadian Perspective” at the British Columbia Environment Industry Association (BCEIA) Bettering Environment Stewardship and Technology (BEST) 2026 Conference.
Karen Bechard, Paul Nicolson, and Dogus Meric Present at Remediation Technologies Symposium East.
Karen Bechard, Paul Nicolson, P.Eng. (Ontario), and Dogus Meric, Ph.D., PE (Illinois) are presenting Remediation Technologies Symposium East (RemTech East) at the Fallsview Casino Resort in Niagara Falls, Ontario from June 1 to 3, 2022.
Geosyntec Announces the Appointment of 23 New Principals
The Geosyntec Family of Companies is pleased to announce the promotion of 23 individuals to the position of Principal. Each of these new Principals has made significant contributions to delivering outstanding projects to first-class clients, developing strong relationships with those clients, building our practices, leveraging their own expertise and experience of their colleagues, recruiting outstanding staff, and working collaboratively with their co-workers.
Paul Nicholson, PEng
Paul Nicholson is a Principal Engineer based in Ontario with more than 18 years of experience in environmental consultation with a focus on assessment and mitigation related to human health risks associated with sub-surface vapor intrusion (VI).
Geosyntec Staff to Contribute to RemTech 2021
Geosyntec professionals will be delivering five presentations and moderating a session at Remediation Technologies Symposium 2021 (RemTech 2021) at the Fairmont Banff Springs Hotel in Banff, Alberta, Canada on October 13–15, 2021.
Geosyntec Personnel Authored Six Articles for Groundwater Monitoring & Remediation Focus Issue
Robert Ettinger, Elham Shirazi, Ph.D. (California); Paul Nicholson, P.Eng., Darius Mali, P.Eng., Todd McAlary, Ph.D., P.Eng., P.G., (Ontario); and Chase Holton, Ph.D., PE (Colorado) made significant contributions to the Groundwater Monitoring & Remediation Focus Issue on Vapor Intrusion released in May 2021.
Geosyntec Staff to Contribute to RemTEC, The Remediation Technology Summit
Geosyntec professionals will make a significant technical contribution at the 2021 RemTEC Virtual Summit on March 9-11, 2021.
Todd McAlary Published an Article on Vapor Intrusion Mitigation Systems in the Journal Science of the Total Environment
Todd McAlary, Ph.D., P.Eng., P.G. (Ontario) authored a paper entitled "Mathematical analysis and flux-based radius of influence for radon/VOC vapor intrusion mitigation systems" in the journal Science of the Total Environment.
Vapor Intrusion Mitigation
Thinking beyond standard mitigation systems. With thousands of commercial, industrial, and residential buildings mitigated by our experts within the last 20 years, we know where to find cost-saving opportunities while maintaining or improving system effectiveness.
