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Michael O. Kassak Partner

Cherry Hill, NJ | Direct 856.317.3653Fax 856.317.3603
Philadelphia, PA | Direct 215.864.7000
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Mike Kassak has more than 30 years of experience as lead counsel litigating large complex commercial matters including cutting edge insurance coverage and healthcare disputes. Mike is also a member of the firm's Executive Committee and its Cyber Law and Data Protection Practice, Insurance Coverage and Bad Faith and Intellectual Property practice groups. He was recently reappointed as a Vice-Chair to the Cybersecurity and Data Privacy General Committee of the American Bar Association (ABA) Tort Trial and Insurance Practice Section (TIPS).

Mike routinely represents insurers and health insurers as lead counsel in jurisdictions throughout the country in high profile disputes including cases involving concussion claims, sexual molestation claims, opioid claims, media claims, cyber and privacy claims, business tort claims and False Claims Act claims.

Mike has extensive jury and appellate experience with over 30 jury trials and 40 appellate arguments. He has successfully litigated numerous cases in state and federal courts in Pennsylvania and New Jersey and has a national litigation practice having handled cases in Arizona, Kentucky, Connecticut, Rhode Island, Maine, West Virginia, California, Iowa, Florida, Massachusetts, Maryland, Virginia, South Carolina, New Mexico, Delaware, New Jersey, Pennsylvania and New York.

Mike graduated from Rutgers Law School with honors and also served as the Notes and Comments Editor for the Rutgers Law Journal.

Representative Matters

  • Represented insurer in extensive insurance declaratory judgment action arising out of claims brought by former National Football League players relating to concussions and successfully argued motions and appeal on critical forum dispute. National Football League v. Fireman’s Fund, 157 Cal. Rptr. 318 (2013)
  • Prevailed on Motion to Dismiss in cutting edge class action insurance coverage dispute involving privacy claims relating to the alleged misuse of zip code information. OneBeacon America Ins. Co. v. Urban Outfitters, Inc., et al., case number 2:13-cv-05269 (E.D. Penn., May 15, 2014)
  • Represented insurer in a number of  life science product liability claims arising out of national class actions involving allegedly defective vaginal mesh products
  • Represented insurer in declaratory judgment action arising out of class action claims involving former National Hockey League players relating to concussions
  • Represented insurer in declaratory judgment action arising out of national class action product liability claims by homeowners relating to allegedly defective windows
  • Represented Director and Officer liability insurers in multiple claims by insureds relating to False Claims Act and qui tam actions
  • Represented multiple insurers under media and miscellaneous professional liability policies relating to claims by insureds against publishers alleging copyright violations
  • Represented multiple insurers under media and miscellaneous professional liability policies relating to false advertising and Lanham Act violations

Recognition & Involvement

Mike has been AV® rated by the Martindale-Hubbell peer review rating system and was named one of the top attorneys in New Jersey by New Jersey Monthly in 2015.

From 2014-2018, Mike was selected to the New Jersey Super Lawyers list. The Super Lawyers list is issued by Thomson Reuters. A description of the selection methodology can be found here. No aspect of this advertisement has been approved by the Supreme Court of New Jersey.


Bar and Court Admissions

New Jersey


U.S. Court of Appeals for the Third Circuit

U.S. District Court for the District of New Jersey

U.S. District Court for the Eastern District of Pennsylvania

U.S. District Court for the Middle District of Pennsylvania


Rutgers University School of Law-Camden, JD, cum laude, 1984

Rutgers University, BA, 1981 


Camden County Bar Association

New Jersey Bar Association

Pennsylvania Bar Association

Philadelphia Bar Association

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