Philip R. Rosenfeldt

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...

Joseph L. Messa, Jr. is a lawyer recognized by Best Lawyers in the practice areas of Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Joseph L. practices law in Philadelphia, Pennsylvania Best Lawyers has recognized Joseph L. Messa, Jr. since 2016. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Joseph L. Messa, Jr. is ...

Jennifer A. Brandt is a lawyer recognized by Best Lawyers in the practice area of Family Law. Jennifer A. practices law in Philadelphia, Pennsylvania Best Lawyers has recognized Jennifer A. Brandt since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Jennifer A. Brandt is held by other lawyers.

Diana Silva is a partner with Manko, Gold, Katcher & Fox, LLP, where she concentrates her practice in environmental litigation, including statutory contribution and cost recovery actions, toxic tort claims, contractual disputes, and administrative enforcement actions. She also counsels clients on environmental regulatory compliance matters, as well as permitting related to land development issues.

Steve Engelmyer is chair of the Firm’s Litigation Department. He has over 30 years of experience in all facets of commercial litigation with particular emphasis on insurance coverage, contract disputes, telecommunications, employment disputes, and environmental issues. He represents clients in a broad range of commercial disputes and acts as chief litigation counsel to numerous private and publicly-held companies. Steve has extensive experience in litigating cases in both state and fede...

Steven G. Wigrizer is an experienced trial attorney who has been repeatedly recognized as one of the best in his field. His devotion to and compassion for his clients have earned him a high level of client loyalty, while his preparation and understanding of complex cases have won him the respect of his opponents and colleagues. Few lawyers can match this unique combination. Mr. Wigrizer concentrates his practice in complex civil litigation including medical malpractice , products liability , ...

Joseph A. Conlan is an associate with Martin Law and focuses his practice exclusively on Pennsylvania workers’ compensation law. Prior to joining the firm, Mr. Conlan practiced at a regional defense litigation firm representing employers across Pennsylvania in the area of workers’ compensation law and matters of general liability. Prior to that, he served as a legal intern in the legal department at the School District of Philadelphia.In the spring of 2014, Mr. Conlan became a cer...

Andrew J. Rolfes is a lawyer recognized by Best Lawyers in the practice area of Litigation - Labor and Employment. Andrew J. practices law in Philadelphia, Pennsylvania Best Lawyers has recognized Andrew J. Rolfes since 2020. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Andrew J. Rolfes is held by other lawyers.

William J. Leahy is a lawyer recognized by Best Lawyers in the practice areas of Employment Law - Management and Litigation - Labor and Employment. William J. practices law in Philadelphia, Pennsylvania Best Lawyers has recognized William J. Leahy since 2018. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which William J. Leahy is held by other lawyers.

Jason M. Shargel joined the firm’s Philadelphia office in March 2009 as a member in the Business Law Department. Jason practices in the firm's Corporate Law Practice Group, and has more than 30 years of experience in the private practice of corporate and securities law. Having begun his career in the SEC's Enforcement Division, his practice includes mergers and acquisitions, as well as the representation of issuers and funds in venture capital, growth capital and other private equity fi...