David A. Rosenfeld

Kaitlyn R. Maxwell is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law and Litigation - Environmental. Kaitlyn R., 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 Kaitlyn R. is held by other top lawyers in the same geographic and legal practice area.

Todd Kantorczyk is a partner at the environmental and energy law firm of Manko, Gold, Katcher & Fox. He has extensive experience advising clients on complex issues related to regulatory compliance, litigation, and transactional matters, particularly in the areas of wetlands and stormwater permitting, chemical regulation, air, climate change, and energy. Todd’s practice has included matters related to chemical regulation under the Toxic Substances Control Act, as well as natural gas ...

Robert C. Gerhard, III is an elder law specialist with the Montgomery County estate planning and elder law offices of Gerhard & Gerhard, P.C. located in Jenkintown, Pennsylvania. Attorney Gerhard specializes in elder law matters, helping his clients to protect assets from long-term care costs by qualifying them for Medicaid long-term care benefits. Mr. Gerhard is author of the law treatise Pennsylvania Medicaid Long-Term Care 2024 (currently in its 20th Edition) and the Pennsylvania Medic...

Leonard A. Bernstein is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law and Financial Services Regulation Law. Leonard A., who practices law in Philadelphia, Pennsylvania, has been recognized since 2001. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Leonard A. is held by other top lawyers in the same geographic and legal practice area.

Daniel Q. Harrington is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. Daniel Q., who practices law in Philadelphia, Pennsylvania, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel Q. is held by other top lawyers in the same geographic and legal practice area.

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...

John P. Schwartz is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. John P., who practices law in Philadelphia, Pennsylvania, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John P. is held by other top lawyers in the same geographic and legal practice area.

Barbara Rittinger Rigo is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Barbara Rittinger, 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 Barbara Rittinger is held by other top lawyers in the same geographic and legal practice area.

Joseph E. Mayk is a top attorney recognized by Best Lawyers in the practice area(s) of Financial Services Regulation Law. Joseph E., who practices law in West Chester, Pennsylvania, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Joseph E. is held by other top lawyers in the same geographic and legal practice area.

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...