Marc Rosenberg

Mammuth & Rosenberg
401 E City Line Ave.
Suite 222
Bala Cynwyd, PA 19004-1116

Marc S. Rosenberg

Marc Rosenberg is a managing partner at the firm of Mammuth & Rosenberg. He received his B.A. in 1978 from Rutgers College and his J.D. in 1985 from Delaware Law School. He is licensed and practices law in the Federal Courts of both Pennsylvania and New Jersey as well as the State Courts in both jurisdictions.

Marc Rosenberg is a trial lawyer and focuses his practice in areas of negligence and products liability and has spoken frequently as a guest lecturer at neighboring universities and on behalf of the Pennsylvania Bar Institute, Philadelphia's Pennsylvania Trial Lawyers, the American Association for Justice and other Bar organizations. Mr. Rosenberg is a member of the Philadelphia, Pennsylvania, New Jersey and American Bar Association.

Areas of Practice

Complex Personal Injury

Products Liability

Auto, Van, and Truck Accidents

Premises Liability

Industrial and Construction Accidents

Motorcycle Accidents

Pedestrian Accidents

Slip and Fall Accidents

Workers Compensation Claims

Wrongful Death

Medical Malpractice

Litigation Percentage

100% of Practice Devoted to Litigation

Bar Admissions

Pennsylvania, 1985

New Jersey, 1987

U.S. Federal Courts, 1982

U.S. District Court Eastern District of Pennsylvania, 1985

U.S. District Court District of New Jersey, 1987


Widener University School of Law, Wilmington, Delaware
J.D. - 1985
Law Review: Law Review, Editor, 1984 - 1985

Rutgers College, New Brunswick, New Jersey
B.A. - 1982
Major: Political Science


Guest Lecturer, Pennsylvania Bar Institute

Guest Lecturer, Philadelphia's Pennsylvania Trial Lawyers

Guest Lecturer, American Association for Justice

Professional Associations and Memberships

American Association for Justice, Member

Philadelphia Trial Lawyers Association, Member

Pennsylvania Trial Lawyers Association, Member

American Bar Association, Member

Pennsylvania Bar Association, Member

New Jersey Bar Association, Member

Pennsylvania Super Lawyers

Million Dollar Advocates Association

Judge pro-tem