Mark Sesso is a member of the firm’s Real Estate and Municipal Departments. He works on a wide range of transactions including both complex and uncomplicated matters involving the acquisition and disposition of real estate matters throughout the Delaware Valley.

Prior to joining the firm, Mark served as a Judicial Attorney for fifteen years – first, to The Honorable Rhonda Lee Daniele, and most recently, The Honorable Thomas M. DelRicci – both judges in the Montgomery County Court of Common Pleas.

A cum laude graduate of Widener University Delaware Law School, Mark served as an Editor of the Widener Law Review. He received his undergraduate degree, magna cum laude, Phi Beta Kappa, in 2001 from St. Joseph’s University.

Admitted to practice in Pennsylvania and New Jersey, Mark is a member of the American, Pennsylvania and Montgomery Bar Associations as well as the Justinian Law Society.




  • Pennsylvania, 2004
  • New Jersey, 2004


  • Widener University Delaware Law School, cum laude (J.D. 2004)
  • St. Joseph’s University, Phi Beta Kappa, magna cum laude (B.A. 2001)


  • Pennsylvania Bar Association
  • American Bar Association
  • Justinian Society
  • Montgomery Bar Association

Honors & Awards

  • Widener University School of Law
    • Widener Law Review, Bluebook Editor
  • St. Joseph’s University:
    • Phi Beta Kappa
    • President of Political Science Honor Society
    • History Honor Society (Member)

Personal Interests

Mark enjoys spending time with family, playing basketball, traveling, reading, sports (particularly college basketball), and watching movies.