Joseph G. Zack

  • Managing Partner





Rated By Super Lawyers | Joseph G. Zack |

Joe was born in Jericho, NY, but has lived in the Delaware Valley for most of his life. He is Managing Partner at Post & Post, LLC.

Joe has in excess of 30 years of experience in handling complex civil litigation, including medical malpractice, accounting malpractice, products liability, toxic torts and general liability. He has successfully represented and defended numerous physicians in various specialties, as well as a number of hospitals and health systems in Philadelphia and the surrounding counties, in both state and federal court. He is "AV" Peer Review rated by Martindale-Hubbell, the highest rating for professional excellence in both legal ability and ethics. He also has been selected as a Pennsylvania Super Lawyer from 2011 through 2022.

He has also served as a senior member of a national counsel group, advising large corporate clients, primarily engineering and construction firms, on their national litigation. He supervised legal work performed by attorneys across the United States and has been admitted pro hac vice in California and Kentucky. He is a member of both the Pennsylvania and New Jersey bars. Prior to attending law school, Joe practiced as a CPA in the Philadelphia office of what was then Deloitte, Haskins & Sells, a multinational public accounting firm. His extensive litigation experience has included the successful representation of accountants and accounting firms in professional malpractice cases.

Joe is active in the Notre Dame Club of Philadelphia.

Areas Of Practice

  • Medical Malpractice Defense
  • Accounting Malpractice Defense
  • Products Liability Defense
  • General Liability Defense

Certified Legal Specialties

  • Certified Public Accountant, National Certification Board

Bar Admissions

  • Pennsylvania, 1988
  • New Jersey, 1988
  • U.S. District Court Eastern District of Pennsylvania, 1989
  • U.S. Court of Appeals 3rd Circuit, 1997
  • U.S. District Court Middle District of Pennsylvania, 1989


  • Villanova University School of Law, Villanova, Pennsylvania
    • J.D. - 1988
    • Honors: Wapner Neman Award for Excellence in Trial Advocacy;
    • Honors: Member, Moot Court Board Executive Committee
  • University of Notre Dame, Notre Dame, Indiana
    • B.A. - 1982
    • Honors: cum laude
    • Honors: Beta Alpha Psi (Honorary Accounting Fraternity)
    • Major: Accounting

Honors and Awards

  • Pennsylvania Super Lawyers, 2011 - 2023

Professional Associations and Memberships

  • American Bar Association, Member
  • Pennsylvania Bar Association, Member
  • Philadelphia Bar Association, Member

Past Employment Positions

  • Deloitte, Haskins & Sells, 1982 to 1985
  • Post & Schell, P.C., 1988 to 1999
  • Weber, Goldstein, Greenberg & Gallagher, 1999 to 2001
  • Gollatz, Griffin & Ewing, P.C., 2001 to 2005


To provide the most thorough and aggressive defense on behalf of our clients, with the ultimate objective of successfully defending those cases that warrant trial.

Martindale-Hubbell | AV | Preeminent | Peer Rated For Highest Level Of Professional Excellence | 2021
Rated By Super Lawyers 2023 | visit
AV | Martindale-Hubbell | Peer Review Rated | For Ethical Standards and Legal Ability
Client Distinction Award | Benjamin A. Post | 2015
Best's Client Recommended | Insurance Attorneys | Over 10 Years
AM | Best Client Recommended Attorneys 2024 | Over 10 Years