Thomas A. Leonard

Obermayer, Rebmann, Maxwel & Hippel, LLP

1500 Market St., Ste. 3400
Philadelphia, PA 19102

Thomas A. Leonard is Chairman of Obermayer Rebmann Maxwell & Hippel LLP. He is also a partner, Chairman of the Litigation Department and a permanent member of the firm’s Management Committee.

Mr. Leonard has comprehensive experience in business and complex commercial litigation. His law practice concentrates in the areas of antitrust, construction litigation, mergers and acquisitions, commercial, administrative and regulatory issues, environmental matters and health care representation. He also has an extensive appellate practice.

Mr. Leonard currently serves as Chairman of the Delaware Valley Real Estate Investment Fund, Permalith Plastics, Crowley Chemical and Hahnemann Hospital. He also serves on the Board of Directors for Independence Blue Cross, U.S. Facilities, The World Trade Center of Greater Philadelphia, The World Affairs Council and PRWT. From 1993-98, he served on the Board of Directors for the Federal National Mortgage Association (Fannie Mae).

He currently is Chairman of The Casey for Senate Committee. He has also served as the Pennsylvania Finance Chairman for President Clinton and as Vice Chairman, Finance, for the Democratic National Committee. He was also Chairman of the Pennsylvania Finance Committee for the Democratic National Committee and chairman of the Ed Rendell for Mayor campaign and a member of the Finance Committee of the Ed Rendell for Governor campaign. He was a delegate to the National Democratic Conventions in 1976, 1980, 1992 and 1996. He was Vice Chairman of the Philadelphia Gas Commission from 1979-83.

He served as Chairman of the Disciplinary Board of the Supreme Court of Pennsylvania. He is a previous delegate to the House of Delegates, Pennsylvania Bar Association, and formerly served on the Board of Governors of the Philadelphia Bar Association. He is President of the Board of Advisors of Roman Catholic High School and serves on the Board of Directors of the Irish American Partnership.

Prior to joining Obermayer in 1992, Mr. Leonard was a partner and co-chairman of the Litigation Department at Dilworth, Paxson, Kalish & Kauffman and a permanent member of the Firm Executive Committee. From 1979-83, he served as the Controller for the City of Philadelphia.

Bar Admissions:

  • Pennsylvania
  • Pennsylvania Supreme Court
  • United States District Court for the Eastern District of Pennsylvania
  • United States Court of Appeals for the Third Circuit
  • United States Supreme Court
  • Temple University School of Law (JD '71)
  • Drexel University (BS '68)
  • Chairman, Disciplinary Board of the Supreme Court of Pennsylvania, 1996 - 1997
  • Vice Chairman, Disciplinary Board of the Supreme Court of Pennsylvania, 1995 - 1996
  • Member, Disciplinary Board of the Supreme Court of Pennsylvania, 1991 - present
  • American Bar Association
  • Pennsylvania Bar Association
  • Philadelphia Bar Association
  • Board of Governors, Philadelphia Bar Association 1979-1982
  • Delegate, House of Delegates, Pennsylvania Bar Association, 1979-1982
  • Chairman, Community Activization Committee, Philadelphia Bar Association, 1981-1982
Honors and Achievements:
  • Greater Philadelphia Area Leadership Award (2013)
  • Learned Hand Award from the American Jewish Committee (2010)
  • Listed in Who’s Who in the World 1993 to Present
  • “Best Attorney” Lifetime Charter Member, Rue Ratings “Best Attorneys of America”
  • Top 1%, The American Registry “America’s Most Honored Professionals”
  • AV Preeminent, Martindale-Hubbell
  • Pennsylvania’s “Super Lawyers” as listed in both the Philadelphia magazine (June editions) and Thomson Reuters, Legal magazine, “Pennsylvania Super Lawyers” (2004-2016)
  • Amran's Pennsylvania Practice Member, Seventh Editorial Board
  • Various Articles for Legal Publications