Ian M. Comisky

an has more than 35 years of experience representing corporations and individuals in civil and criminal tax litigation, white-collar criminal defense, and complex corporate and commercial disputes, including:

  • tax controversy work such as IRS administrative and grand jury investigations, Tax Court, Claims Court and District Court trials and appeals, jeopardy and termination assessments, responsible officer penalty and collection matters;
  • corporate compliance matters involving the Bank Secrecy Act and USA PATRIOT Act and FATCA issues for financial institutions including banks, broker-dealers and mutual funds;
  • commercial litigation focused on accounting and legal malpractice cases as well as securities and class action matters, all involving tax and related accounting issues; and
  • corporate internal investigations for financial institutions and other entities, including claims under the Foreign Corrupt Practices Act.

Ian frequently advises individuals on their U.S. tax and foreign asset reporting (FBAR and FATCA) obligations and has represented hundreds of individuals with undisclosed foreign bank accounts through the IRS voluntary disclosure programs. He also counsels individuals and corporations in civil audits and criminal investigations arising out of tax-sheltered investments.

2000 Market St., 20th Floor
Philadelphia PA 19103-3222
Honors and Achievements:
  • Named a "Super Lawyer" by Philadelphia Magazine and Law & Politics Magazine (2017)
  • Ranked by The Best Lawyers in America for Criminal Defense: White-Collar Law in Philadelphia
  • Public Liability Underwriters Society
  • National Association of Criminal Defense Attorneys
  • Brandeis Society
  • American Bar Association
  • Federal Bar Association
  • Florida Bar Association
  • Pennsylvania Bar Association
  • Philadelphia Bar Association
  • Association of Trial Lawyers of America
  • American Law Institute
  • American College of Tax Counsel
  • University of Miami School of Law (L.L.M.)
  • University of Pennsylvania Law School (J.D.)
  • University of Pennsylvania (B.S.magna cum laude)
Bar Admissions:
  • U.S. Supreme Court
  • U.S. Court of Appeals, Third Circuit
  • U.S. Court of Appeals, Eleventh Circuit
  • U.S. Court of Appeals, Federal Circuit
  • U.S. Court of Federal Claims
  • U.S. District Court, Eastern District of Pennsylvania
  • U.S. District Court, Middle District of Pennsylvania
  • U.S. District Court, Southern District of Florida
  • U.S. District Court, Middle District of Florida
  • U.S. Tax Court