Mark A. Momjian

Raymond A. Kresge joined Cozen O'Connor’s Philadelphia office in June 2006 as a member. He practices with the firm’s Labor & Employment Practice Group. He has extensive experience in litigation and counseling on a wide variety of labor and employment matters, including a wide range of employment and benefits litigation. Ray’s employment litigation experience includes defending multiple discrimination, harassment and retaliation claims under federal and state law (in all ...

Richard R. Harris is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Richard R., who practices law in Philadelphia, Pennsylvania, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Richard R. is held by other top lawyers in the same geographic and legal practice area.

David J. Colleran is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Plaintiffs, Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. David J., who practices law in Philadelphia, Pennsylvania, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David J. is held by other top lawyers in the same geographic and legal practice area.

For over 30 years, partner John Livingood has defended insured and self-insured entities in casualty litigation. He represents individuals and local, regional, and national corporations in complex, high-exposure litigation throughout Pennsylvania and New Jersey. John has extensive major jury and non-jury trial experience in the Philadelphia region, having tried over 50 matters to verdict. He regularly serves as excess counsel for carriers, assuming responsibility for and trying cases anywhere...

Rick Holzworth’s practice focuses on fiduciary litigation in administrative proceedings, trial courts, and appellate courts. His clients include individuals, corporate fiduciaries, non-profit entities, and closely-held businesses throughout Pennsylvania and across the country. He has significant experience in a variety of matters involving estates, trusts, guardianships, powers of attorney, and charitable interests. Rick frequently speaks and writes on fiduciary litigation and estate an...

Timothy D. Rau is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Defendants. Timothy D., who practices law in Philadelphia, Pennsylvania, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Timothy D. is held by other top lawyers in the same geographic and legal practice area.

Mindee J. Reuben is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law and Litigation - Antitrust. Mindee J., who practices law in Philadelphia, Pennsylvania, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mindee J. is held by other top lawyers in the same geographic and legal practice area.

Frank N. Ciprero graduated from Dickinson College in 1995 with a B.A. in Anthropology. In 1998, he earned a law degree from The Dickinson School of Law of The Pennsylvania State University. He served as a legal intern for the Pennsylvania Office of the Attorney General in the Medicaid Fraud Control Division. He then became a Senior Associate with a mid-sized defense firm handling Workers’ Compensation and general liability defense litigation in both Pennsylvania and New Jersey. With ove...

Jonathan Spergel is the immediate past managing partner of Manko, Gold, Katcher & Fox LLP in Bala Cynwyd, Pennsylvania, the environmental and energy law firm with which he started his legal career in 1993. He handles a wide variety of environmental legal issues, including the environmental aspects of commercial transactions and brownfields sites, environmental insurance procurement and coverage issues, public funding opportunities, regulatory compliance counseling, and litigation for comm...

Patrick J. O´Connor is vice chairman of Cozen O´Connor. He is a trial lawyer who focuses his practice on litigation arising out of contracts, banking matters, estates, professional liability involving legal and accounting matters, health care, and aviation-related claims. Prior to joining Cozen O´Connor in 1973, he served as law clerk to the Hon. Thomas J. Clary, chief judge of the U.S. District Court for the Eastern District of Pennsylvania, and was an associate attorney at...