Aaron S. Mapes

Whether he is negotiating a settlement or trying a case to verdict, Edward Chacker is recognized as one of the leading trial lawyers in Pennsylvania. As Senior Managing Partner and Chair of Gay & Chacker, Edward has built a successful career representing clients in the personal injury and civil litigation arenas, particularly in cases involving car and truck crashes , workplace injuries, slip and fall accidents, medical malpractice , and police and correctional guard abuse. He is an appro...

Janice G. Dubler is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Janice G., 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 Janice G. 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...

Andrew R. Duffy is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Andrew R., 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 Andrew R. is held by other top lawyers in the same geographic and legal practice area.

Kristine Grady Derewicz represents employers in all aspects of labor and employment law, ranging from proactive counseling to litigation, in both union and non-union settings. She has tried numerous discrimination and Family and Medical Leave Act cases to successful resolutions, including mediated settlements and jury trials, and she has substantial knowledge of: Title VII and Title IX The Americans with Disabilities Act The Fair Labor Standards Act The National Labor Relations Act She appear...

Elizabeth A. Malloy concentrates her practice in the areas of employment litigation, employment law and serving as a neutral investigator of employment-related claims, as well as student complaints in the educational sector. Liz has represented employers in diverse industries in employment litigation, from single plaintiff cases to class action lawsuits. She has substantial experience with employers in retail, health care, energy, and manufacturing of all types. She has handled cases involvin...

Kristen Gibbons-Feden is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Kristen, who practices law in Philadelphia, Pennsylvania, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kristen is held by other top lawyers in the same geographic and legal practice area.

Dan, a Philadelphia personal injury attorney and partner in the firm, concentrates his practice almost exclusively on the representation of plaintiffs in products liability and professional malpractice actions. He currently represents multiple families for injuries and fatalities received as a result of defective automobiles, tires, airbags, seatbelts, and child/infant seats, and has helped secure multi-million dollar settlements in his career. In 2014, Dan, along with Stewart Eisenberg, obta...

Joseph E. O'Neil is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Defendants and Product Liability Litigation - Defendants. Joseph E., who practices law in Berwyn, Pennsylvania, has been recognized since 2013. 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.

Greg Mast specializes in complex insurance coverage and business litigation for domestic and international insurers. Having spent time as both a law clerk and in-house counsel, Greg has earned a reputation as a respected advocate inside and outside of the courtroom. In addition to his nationwide practice, Greg also heads up Fields Howell’s Philadelphia office. As a foundation for his legal practice, Greg spent two years working in the U.S. House of Representatives, where his legislative...