Joseph M. Sedlack Photo

Joseph is the leading lawyer of the Private Client Services team. His practice is primarily representing high net worth individuals, including major shareholders and executives of closely held and publicly traded entities. His practice also concentrates on corporate, partnership, real estate, mergers, acquisitions, international tax, sports and entertainment, charitable organizations, estate and tax planning areas. He is the author of many publications, is a frequent lecturer on tax matters, and is adjunct faculty at University of Pennsylvania Law School and Temple University Law School Graduate School of Tax.


  • Temple University Beasley School of Law, 1981, LL.M., Taxation
  • Temple University Beasley School of Law, 1978, J.D., magna cum laude
  • University of Notre Dame, 1973, B.A., summa cum laude, Member of the Committee of Academic Progress (an advanced program permitting completion of an undergraduate degree in three years); Member of Phi Beta Kappa; Notre Dame Scholar (1969 - 1973)

  • Philadelphia Bar Association - Tax Section
  • Pennsylvania Bar Association
  • American Bar Association - Tax Section
  • Listed in Best Lawyers in America
  • Listed in Pennsylvania Super Lawyers

Awards & Recognition

  • Selected through peer review for inclusion in The Best Lawyers in America© for Tax Law, 1999-2022
  • Selected for inclusion in the Pennsylvania Super Lawyers list for Tax (2004-2019)