I advise clients on matters where business & law intersect with a goal of determining "how to" rather than "how not to".

Mr. Brennan concentrates his practice in mergers and acquisitions, corporate finance, and general corporate law. He has represented both public and private companies in a wide variety of industries, from automotive to emerging technology. Mr. Brennan is a founder and current board member of Grow Michigan, LLC and Grow Michigan II, LLC–mezzanine/sub-debt funds created to provide growth capital to small and mid-size Michigan-based businesses. He is also a founder and board member of FreightVerify, Inc., a technology-based transportation logistics service provider. Mr. Brennan has served on other numerous for-profit and nonprofit boards, including Big Boy Restaurants, SpeedConnect, A3 Integration (technology-based logistics business), and the Downtown Detroit Partnership.


Business & Corporate

Our business is business–your business. We offer vast experience in a full array of corporate legal services.



  • Wayne State University Law School, 1983
    • J.D.
  • University of Michigan, 1979
    • B.A., with honors


  • Detroit Bar Association
    • Real Estate and Condemnation, Securities Law, and Economic Development Sections
  • American Bar Association
    • Antitrust Law and Business Law Sections
  • State Bar of Michigan
    • Business Law, Probate and Trust, and Real Property Sections


  • Michigan, 1983
  • U.S. District Court, Eastern District of Michigan, 1983

Professional Achievements

  • Michigan Leading Lawyers, 2014-2021
  • dbusiness "Top Lawyers," 2010; 2012-2013; 2016-2017
  • Michigan Super Lawyers, 2007-2013
  • Martindale-Hubbell® AV Preeminent® Peer Review Rating