• Pennsylvania
  • New Jersey
  • District of Columbia
  • U.S. District Court - Eastern District of Pennsylvania
  • U.S. District Court - New Jersey
  • U.S. District Court - Northern District of Illinois
  • U.S. District Court - Central District of Illinois
  • United States Court of Appeals for the Second Circuit
  • United States Court of Appeals for the Third Circuit
  • United States Court of Appeals for the Fourth Circuit
  • United States Court of Appeals for the Seventh Circuit


  • American Bar Association
  • New York State Academy of Trial Lawyers
  • Pennsylvania Bar Association
  • Philadelphia Bar Association


  • Syracuse University College of Law, JD, cum laude
  • Pennsylvania State University, BS, with distinction
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Jeffrey N. Rosenthal


Philadelphia, PA v. +1.215.569.5553 f. +1.215.832.5553

Jeffrey Rosenthal has extensive experience in high-stakes corporate and commercial litigation, having defended companies in multiple industries against claims involving:

  • class actions
  • Telephone Consumer Protection Act / Junk Fax Prevention Act
  • consumer fraud and privacy
  • labeling and false advertising
  • contracts
  • business torts
  • software and technology
  • intellectual property (trade secret / trademark / copyright)
  • Civil Racketeer Influenced and Corrupt Organizations (“RICO”) Act
  • securities / shareholder actions
  • financial industry arbitration
  • professional liability

Mr. Rosenthal regularly writes the Cyberlaw column for The Legal Intelligencer, wherein he discusses the intersecting areas of law and computing with an emphasis on the impact of new technologies, online privacy, software, intellectual property, and social networking sites on corporations, businesses, and individuals. He also contributes to Blank Rome’s Cybersecurity Law Watch blog, which focuses on data security and privacy law issues, as well as how to manage and navigate cybersercurity risks.

Mr. Rosenthal is a frequent lecturer on issues relating to attorney ethics. His recent speaking engagements include serving as a panelist discussing ethical issues in attorney use of social media for a national webcast, and presenting his white paper, “Three Things Every Lawyer Should Know About Social Media Ethics” at the Southeastern Admiralty Law Institute’s Annual Seminar in New Orleans, LA. He has also lectured on the topic of alternative dispute resolution at Villanova University School of Law, and on e-discovery and social media at Drexel University Thomas R. Kline School of Law.

In 2014, Mr. Rosenthal was selected by a panel of judges as one of The Legal Intelligencer’s “Lawyers on the Fast Track,” a recognition given to only 36 lawyers throughout Pennsylvania under the age of 40 who have influenced the legal industry through their development of the law, commitment to the community, and service to the bar.

While in law school, Mr. Rosenthal served as Executive Editor of the Syracuse Law Review and was a director of the Moot Court Honor Society. He also served as a law clerk to the Honorable John P. Dean, Principal Administrative Law Judge for the Office of Administrative Hearings in Washington D.C.

Mr. Rosenthal completed his undergraduate studies at The Pennsylvania State University where he earned a BS in Business Management, Smeal College of Business, and a BS in Psychology.


  • Obtained complete pre-discovery dismissal of class action complaint following motion to dismiss and oral argument for health knowledge products and services provider in national putative class action alleging unsolicited fax advertising under the TCPA.
  • Represented hardware manufacturer and wholesaler in national putative class action alleging unsolicited fax advertising under the TCPA; following extensive discovery, filed multiple motions for summary judgment and obtained favorable class-wide settlement shortly after motions were filed.
  • Obtained complete pre-discovery judgment on the pleadings and dismissal of class claims on behalf of a health system and medical group in a national putative class action under the TCPA involving flu shot reminder calls to patients.
  • Represented directors and officers of a regional bank against RICO claims asserted by former shareholders related to a 2008 merger; obtained dismissal at district court level and had decision affirmed by the Third Circuit.
  • Represented national provider of tax resolution services in class action asserting violations of state and federal consumer protection laws; successfully vacated and remanded district court order denying motion to compel arbitration under the Federal Arbitration Act before the Third Circuit.
  • Won a six-figure FINRA arbitration award in which a broker was found liable for breach of fiduciary duty in failing to follow client’s instructions.
  • Obtained a permanent injunction in federal court that forced a software developer to return confidential business processes.
  • Represented specialty pharmaceutical company in response to FDA product recall involving homeopathic oral supplements as well as subsequent intellectual property dispute regarding same.
  • Represented publicly traded defense contractor in connection with contract, fraud and intellectual property claims against competitor.


Mr. Rosenthal handles a number of pro bono cases each year on behalf of indigent clients. He was recognized by Blank Rome with its Pro Bono Hero award in 2011, and was named to the First Judicial District of Pennsylvania’s Pro Bono Roll of Honor from 2008 to 2012. Mr. Rosenthal is also an accredited attorney for the preparation, presentation, and prosecution of claims for veterans’ benefits before the Department of Veterans Affairs.

In addition, Mr. Rosenthal regularly volunteers with the United Way of Southeastern Pennsylvania, and is an active member of the Golden Slipper Club & Charities, a group that promotes a spirit of fraternalism and good fellowship through numerous charitable initiatives.

Mr. Rosenthal was elected to serve a three-year term on the Board of Governors for the Philadelphia Bar Association. He previously served as Financial Secretary to the Executive Committee of the Young Lawyers Division of the Philadelphia Bar Association (“YLD”). In that role, he chaired the YLD’s annual fundraiser which raised over $19,000 for the Philadelphia Bar Foundation. He also organized a city-wide legal clinic which provided living will and other end-of-life documentation to members of the community.

In 2015, Mr. Rosenthal was appointed to the Audit and Finance Committee of Philadelphia Legal Assistance (“PLA”) and Community Legal Services (“CLS”), the two largest organizations in Philadelphia that provide free civil legal services to low-income individuals. In 2016, he was elected to the Board of Directors of CLS. Mr. Rosenthal has been an active volunteer with both organizations, and previously served as the 2015 Board Observer through The Philadelphia Bar Association’s Board Observer Program.

In the Spring of 2011, Mr. Rosenthal was selected by the Jewish Federation of Greater Philadelphia to participate in its pilot Israel 360 program, which included a trip to Israel with 37 other young professionals from Philadelphia. The trip incorporated community service and the political, religious and societal aspects of Israeli culture. Mr. Rosenthal has also completed the Jewish Federation’s Leadership Development Program, and currently serves as a mentor to existing program participants.


  • 2014, “Lawyer on the Fast Track,” listed in The Legal Intelligencer

A description of the standard or methodology on which the accolades are based can be found here.

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