Thomas P. Wilczak

Thomas P. Wilczak


Detroit, MI
Phone: 248.359.7398    Fax: 248.359.7700

Named by Best Lawyers as Detroit “Lawyer of the Year” for Environmental Law (2018 and 2014) and for Litigation - Environmental (2016 and 2012).

Thomas P. Wilczak is managing partner and member of the Environmental Practice Group in the Detroit office of Pepper Hamilton LLP. Mr. Wilczak primarily is engaged in matters of environmental counseling, compliance, permitting and regulatory affairs, as well as environmental issues pertaining to litigation and transactional matters. He also is a member of the firm’s Sustainability, CleanTech and Climate Change Team.

Mr. Wilczak assists corporate clients in various statutory claims involving the major federal statutes, including the Comprehensive Environmental Response, Compensation and Liability Act (Superfund), the Clean Air Act, the Resource Conservation and Recovery Act, the Clean Water Act and the Safe Drinking Water Act, as well as parallel state statutes.

He has handled numerous cases involving hazardous waste sites listed on the National Priority List, Michigan’s Part 201 list and other states’ programs. He has overseen environmental audits, due diligence and site assessments, assisted clients in obtaining or modifying permits and in implementing compliance programs, and counseled clients in real estate transactions. His clients include national and international businesses and industries, service providers, utilities, developers, and municipalities.


  • M.S., University of Michigan, School of Natural Resources, 1983
  • J.D., cum laude, Wayne State University Law School, 1982
  • B.S., Biological Sciences, with distinction, University of Michigan, 1976

Bar Admissions

  • District of Columbia
  • Michigan

Court Admissions

  • U.S. District Court, Northern District of Indiana
  • U.S. Court of Appeals, Sixth Circuit
  • U.S. District Court, Eastern District of Michigan

Practice Areas

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