John Merrill and Wendy Key to Speak on Navigating PFAS in Environmental Due Diligence

John Merrill, PE, and Wendy Key, PG, will present "Navigating PFAS in Environmental Due Diligence" at the Bar Association of San Francisco's Environmental Law Section Event on Thursday, August 20, 2026, at 12:00 p.m. PT.

Their copresenters are Ladd Cahoon from Edgcomb Law Group and Rick Craig from Willis Towers Watson.

John is a Senior Engineer based in California who focuses on investigating, remediating, and managing per- and polyfluoroalkyl substances (PFAS). Clients seek his expertise in site investigation, remediation, environmental due diligence, and applied research to help them navigate the evolving technical and regulatory landscape for PFAS.

Wendy is a Principal Geologist based in California with more than 20 years of experience supporting environmental due diligence, contaminated site investigations, and environment, health, and safety (EHS) regulatory compliance. She leads and supports global due diligence programs throughout the United States, Canada, Australia, the United Kingdom, and Ireland.

The Bar Association of San Francisco is a nonprofit legal organization that supports attorneys, promotes professional excellence, and serves the public through educational programs and legal services.

The Environmental Law Section of the Bar Association of San Francisco serves and educates attorneys and the public on environmental law issues. It provides opportunities for continuous legal education, networking, and discussion of emerging environmental topics and regulatory developments.

More Information on Addressing PFAS in the Due Diligence Process

Learn more about the event.
Learn more about The Bar Association of San Francisco.
Learn more about the Environmental Law Section.
For more information on PFAS and environmental due diligence, contact John at This email address is being protected from spambots. You need JavaScript enabled to view it.//