E. Lynn Grayson is a partner in Jenner & Block’s Chicago office and a member of the Firm’s Environmental, Energy and Natural Resources Law, Climate and Clean Technology Law, Defense & Aerospace, and Environmental Litigation Practices.  Ms. Grayson is AV Peer Review Rated, Martindale-Hubbell’s highest peer recognition for ethical standards and legal ability.  Ms. Grayson has been recognized as one of the country's leading environmental lawyers by Chambers USA, The Best Lawyers in America, Illinois Super Lawyer and, Leading Lawyers Network.  Lawdragon magazine named Ms. Grayson to its "New Stars, New Worlds" list of 500 attorneys who are "carving the path to the new heights of the legal profession." 

Ms. Grayson has an extensive environmental law background including both private practice and government service experience.  Prior to joining the Firm, Ms. Grayson was the chief legal counsel for the Illinois Emergency Services and Disaster Agency and the State Emergency Response Commission.  She has prosecuted federal and state civil and criminal environmental cases including as an Assistant Attorney General for the State of Illinois.  Ms. Grayson’s practice includes serving as lead environmental counsel in numerous U.S. and international transactions and counseling corporate leadership on the management of national environmental risks and liabilities.  She has significant work experience, managing complex CERCLA and RCRA matters, advising clients on critical regulatory concerns, performing environmental due diligence for real estate and corporate transactions, defending against natural resource damage claims and conducting environmental audits at manufacturing operations, negotiating agreements to redevelop brownfields sites throughout the United States and in handling federal and state release reporting obligations.

She has served as a special liaison from the American Bar Association Standing Committee on Environmental Law to the U.S. Department of Defense addressing regulatory reform.  Ms. Grayson is the past chairperson for the Environmental, Natural Resources and Energy Law Committee of the American Bar Association, Business Law Section, the Lake Michigan States Section of the Air and Waste Management Association and the Illinois State Bar Association’s Environmental Council.  Ms. Grayson is Co-Editor of the Firm’s Corporate Environmental Lawyer Blog, which covers breaking environmental, health and safety issues of interest to the corporate counsel community.