Jenner & Block

Gabrielle Sigel focuses on environmental, climate change, and safety and health litigation and counseling.  Clients seek her representation in complex environmental statutory, common law, Superfund enforcement, and cost recovery actions.  She has experience with toxic tort lawsuits and representing clients in claims related to the release of or exposure to hazardous substances.  Ms. Sigel also spends significant time representing employers in matters concerning work-related injuries and chemical exposures, including OSHA enforcement defense, whistleblower matters, compliance programs, and regulatory interpretation.  In addition, she counsels corporate clients on a variety of environmental and workplace health and safety regulatory and transactional issues.

Ms. Sigel is co-chair of the firm’s Environmental and Workplace Health and Safety Law Practice and of its Climate and Clean Technology Law Practice.  She is the editor of two of the firm’s online resource centers: Climate Change Update and Environmental Cost Recovery & Lender Liability Update.  Ms. Sigel has published extensively in private public publications, including being a principal author for LexisNexis' Environmental Law and Climate Change Center.  She is a frequent speaker on climate change, workplace health and safety, and hazardous material exposure and remediation issues.

Ms. Sigel has been recognized by members of the Leading Lawyers Network in environmental law, toxic tort defense and insurance coverage.  Members named her one of the top 50 women real estate-related lawyers in 2009 and one of its top100 leading women lawyers in Illinois in 2009 and 2010.  Ms. Sigel is AV Peer Review Rated, Martindale-Hubbell’s highest peer recognition for ethical standards and legal ability.  She is a Fellow of the American Bar Foundation and has taught environmental law at Northwestern University School of Law as an adjunct professor.  Ms. Sigel is a founder of the AIDS Legal Council of Chicago, a United Way-sponsored organization providing pro bono legal services to those affected by HIV and AIDS.  She also is a member of the Board of Directors for the Chicago Foundation for Women and for Friends of the Parks.