Ahmed J. Kassim is a Member in the Sills Cummis & Gross Litigation Department. An experienced litigator and trial lawyer, he handles high-stakes product liability and complex commercial disputes in courts around the country. Mr. Kassim represents some of the world’s best-known companies across an array of industries, including pharmaceuticals, medical devices, consumer products, telecommunications, insurance, banking, and retail. Clients value his ability to zealously advocate for them throughout the entire litigation process. Mr. Kassim has successfully represented clients at trial and on appeal, won cases on summary judgment, obtained pre-answer dismissals of putative class actions, and negotiated favorable settlements for clients where appropriate. He partners with clients to devise a litigation strategy that is aligned with their business objectives.

Mr. Kassim has a proven track record of successfully defending product manufacturers in difficult jurisdictions. A former chemical engineer, Mr. Kassim leverages his technical background to help his clients navigate complex scientific and medical issues and to craft fact-based defenses built on science. He has played key roles in case assessment, developing defense strategy, taking key depositions, presenting compelling advocacy in briefs and hearings, and leading complex settlement negotiations. He has extensive practice in multidistrict litigation and state coordinated proceedings and is regularly engaged as regional counsel, working closely with clients and national counsel on defense strategy and early resolution of claims.

Mr. Kassim also represents clients in their most important commercial litigation matters. He recently served as one of the trial counsel in a breach of contract case in federal court that resulted in a unanimous $7.2 million jury verdict in favor of his client. He also helped secure a pre-answer dismissal of an environmental insurance coverage suit in New York’s Commercial Division where the alleged damages exceeded $15 million (and subsequently affirmed on appeal). Mr. Kassim increasingly counsels public accommodation clients regarding website accessibility litigation under Title III of the American with Disabilities Act (ADA). Whether the issues revolve around products liability, commercial disputes, or violations of the ADA, he understands the stakes and helps his clients reach the most favorable resolution in the most economical way.

Mr. Kassim maintains an active pro bono practice that includes criminal, asylum, and constitutional cases.

Outside of the Firm, Mr. Kassim is actively engaged in professional and bar organizations. He currently serves on the Editorial Board of the American Bar Association’s Tort Trial & Insurance Practice Law Journal. He is a member of the Federal Bar Council American Inn of Court. Mr. Kassim attended the 49th Annual International Association of Defense Counsel’s Trial Academy, one of the oldest and most respected trial advocacy programs.

Before joining the Firm, Mr. Kassim practiced in New York at Porzio, Bromberg & Newman, P.C. and Gibbons P.C., focusing on product liability and commercial litigation matters. Mr. Kassim was a Law Clerk to the Honorable Ann G. McCormick, J.S.C. in the Superior Court of New Jersey, Law Division.


  • Litigation
  • Class Action Litigation
  • Product Liability

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Representative Matters

    • Obtained a $7.2 million verdict for client following a one-week federal jury trial involving a breach of contract claim. (See “Walmart Owes Hand Sanitizer Vendor $7.2M, Jury Says,” Law360)
    • Representing pharmaceutical manufacturer of prescription proton pump inhibitor in a federal multidistrict litigation involving numerous individual product liability claims.
    • Represented two global telecommunications companies as regional counsel in defense of asbestos exposure claims in New York and New Jersey.
    • Successfully obtained pre-answer dismissal in federal  court of a putative nationwide consumer protection class action alleging the client’s coffee label was deceptive.
    • Successfully obtained a pre-answer dismissal in state court for a global insurer in a complex environmental coverage case where the insured sought more than $15 million in claims related to the remediation of contaminated land.
    • Represented a condominium owner in an action seeking declaratory and injunctive relief against condominium association and its board of managers for defects in the common elements.
    • Represented a steel fabricator and marble fabricator in construction lien foreclosure actions.
    • Counsel for a major consumer products company in asbestos litigation and other products liability matters.
    • Counsel for a national tractor trailer manufacturer in New York asbestos litigation.
    • Defended automotive parts manufacturers in asbestos litigation in products and premises liability matters.
    • Defended cosmetics retail chain in premises and general liability matters.
    • Successfully obtained dismissal of all actions against sporting goods manufacturer in New York asbestos litigation.
    • Obtained pre-answer dismissal in federal court for global pharmaceutical company in failure-to-warn case involving a prescription medication.
    • Lead attorney in successfully obtaining summary judgment for major military defense contractor in premises liability action.
    • Assisted in the defense of a global pharmaceutical company in mass tort litigation involving prescription medication resulting in several defense verdicts.
    • Assisted in the defense of a global medical device company in mass tort litigation involving surgical implants.

Court Admissions

  • U.S. District Court, District of New Jersey
  • U.S. District Court, Southern District of New York
  • U.S. District Court, Eastern District of New York


In the News



Rankings and Recognition

  • Selected for inclusion in:
  • Best Lawyers: Ones to Watch® in America* 2024, Product Liability Litigation - Defendants
  • New Jersey Super Lawyers®* "Rising Stars" 2019, Class Action/Mass Torts
  • New York Metro Super Lawyers®* 2023, Class Action/Mass Torts: Defense; Civil Litigation; Construction Litigation: Business
  • New York Metro Super Lawyers®* "Rising Stars" 2018-2019, Class Action/Mass Torts

* See Award Methodology. No aspect of this advertisement has been approved by the Supreme Court of New Jersey.


  • Member, American Bar Association

    Editorial Board, Tort Trial & Insurance Practice Law Journal
    Member, Practice Renewal & Reintegration Task Force

  • Member, Federal Bar Council

  • Barrister, Federal Bar Council American Inn of Court

  • Member, New York State Bar Association


  • J.D., Rutgers Law School
  • B.S., University of Rochester

Bar Admissions

  • New Jersey
  • New York