Skip to content Eric C. Rosenberg


Three Logan Square
1717 Arch Street
Suite 610
Philadelphia, PA 19103


J.D., cum laude, Rutgers School of Law, 2013

  • First Year High Honors
  • Dean’s Scholars Honors
  • Rutgers Journal of Law and Public Policy, Submissions Editor

B.A., magna cum laude, Philosophy / Government, Franklin & Marshall College, 2010

  • Phi Beta Kappa Honors


Best Lawyers in America® Ones to Watch distinction in Commercial Litigation and Mass Tort Litigation/Class Actions - Defendants (2021-2024), Product Liability Litigation - Defendants and Insurance Law (2022-2024)*

Super Lawyers® Rising Star, distinction in Construction Litigation, (2019 - 2023)*



*No aspect of this advertisement has been approved by the Supreme Court of New Jersey.
A description of Best Lawyers selection methodologies can be found at:

The Super Lawyers® Rising Star list is issued by Thomson Reuters. A description of the selection methodologies can be found at:

Eric C. Rosenberg is a Partner in the Philadelphia office of GRSM and is a member of the Product & General Liability, Commercial Litigation, Construction, and Environmental/Toxic Tort practice groups. Eric represents public and privately held corporations in complex and high exposure litigation involving product design, manufacturing, and warning defect claims in jurisdictions across the country. Eric routinely counsels and defends chemical manufacturers and contractors on product safety and regulatory issues as national trial counsel, including the defense of catastrophic personal injury and property loss matters involving fire or exposure to hazardous consumer and industrial products. His national chemical and fire practice involves corporate investigations and regulatory compliance on product design, labeling, and stewardship, coordination with litigation and consulting experts, multi-jurisdictional legal issues, and the defense of senior and executive level corporate representatives.

In his construction practice, Eric advises owners and developers, modular home builders, equipment manufacturers, governmental entities, and contractors in construction claims, project performance disputes, contract compliance issues, and mechanic’s lien litigation.

Eric also counsels public and privately held companies in commercial disputes such as breach of contract, commercial debt collection, consumer fraud, and business torts.

Prior to joining GRSM, Eric was an Associate at a mid-sized law firm in Philadelphia. He also served as a judicial intern to the Honorable Eduardo C. Robreno of the U.S. District Court for the Eastern District of Pennsylvania. Eric is a magna cum laude graduate of Franklin & Marshall College, where he was also invited to join the Phi Beta Kappa Society, and a cum laude graduate of the Rutgers University School of Law.


  • Pennsylvania
  • New Jersey
  • U.S. District Court, Eastern and Middle Districts of Pennsylvania
  • U.S. District Court, District of New Jersey
  • U.S. Bankruptcy Court, Eastern District of Pennsylvania


  • State Bar of Pennsylvania
  • Philadelphia Bar Association—Young Lawyers Division
  • Defense Research Institute

Community Involvement

Eric sits on the board of Friends of Crease Street Garden, a 501(c)(3) Pennsylvania non-profit corporation dedicated to managing a community garden in the Fishtown neighborhood of Philadelphia.

Eric is also an annual fundraiser and participant in Cycle for Survival, a charity dedicated to supporting rare cancer research at Memorial Sloan Kettering Cancer Center.

Publications & Presentations