M. Howard Vigderman

Keld R. Wenge is a top attorney recognized by Best Lawyers in the practice area(s) of Workers' Compensation Law - Claimants. Keld R., 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 Keld R. is held by other top lawyers in the same geographic and legal practice area.

Michael S. Friedman is a principal in the Philadelphia, Pennsylvania, office of Jackson Lewis P.C. He focuses his practice on the representation of employers and management in connection with a wide array of workplace and employment issues at the federal court, state court and administrative agency levels involving all federal and state discrimination laws (including but not limited to: age, race, sex, national origin, disability, and religion), as well as issues concerning restrictive covena...

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...

Eric D. Freed is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. Eric D., 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 Eric D. is held by other top lawyers in the same geographic and legal practice area.

Martin Brigham has devoted his legal career to representing victims of unsafe products and of corporate negligence. His talent in the field of products liability is recognized year after year by The Best Lawyers in America©, the Bar Register of Preeminent Lawyers, and Super Lawyers. He is the only Philadelphia plaintiff’s attorney selected by corporate and insurance counsel for listing in the “World’s Leading Product Liability Lawyers.” As lead trial counsel in ov...

Caleb’s practice focuses on complex environmental litigation and environmental compliance. Caleb has represented clients in state and federal courts and in administrative proceedings. In his environmental litigation practice, Caleb often represents corporate clients in cost recovery, contribution and government enforcement actions under Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA). Caleb has litigated such matters through trial and has also helped clien...

Margaret A. Joy is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Margaret A., who practices law in West Chester, Pennsylvania, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Margaret A. is held by other top lawyers in the same geographic and legal practice area.

Kila B. Baldwin is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Kila B., who practices law in Philadelphia, Pennsylvania, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kila B. is held by other top lawyers in the same geographic and legal practice area.

A partner in Willig, Williams & Davidson’s labor department, Bruce M. Ludwig has been representing unions and working individuals for more than 30 years. He counsels and represents clients in state and federal courts and administrative matters ranging from discrimination and civil rights disputes to pension, retirement, unemployment compensation and wage and hour issues. Resident in the firm’s Philadelphia office, Bruce is a skilled litigator and strategist who has served as c...

Lawrence R. Cohan is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs, Medical Malpractice Law - Plaintiffs and Personal Injury Litigation - Plaintiffs. Lawrence R., who practices law in Philadelphia, Pennsylvania, has been recognized since 2006. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lawrence R. is held by other top lawyers in the same geographic and legal practic...