Peter F. Vaira

After nearly thirty (30) years of distinguished full-time practice in the area of Construction Law, Margaret Underwood is now Of Counsel to Horn Williamson. During her full-time practice of law, Ms. Underwood provided high-level legal services to local, national, and international owners, contractors, and subcontractors on many of the largest and most prestigious construction projects located in and around the Philadelphia Area and as far away as Europe and the Marshall Islands. Her extensive...

With over 40 years of experience, Martina Walsh McLaughlin has a distinguished career and stellar reputation representing clients in a wide variety of complex civil litigation cases, including medical malpractice, product liability, highway design, and dram shop cases. She has represented many families who suffered devastating losses, including a new father whose wife died in childbirth, parents of a healthy newborn who suffered brain damage only hours after birth, the mother of a constructio...

Alfred J. Carlson is a partner at Martin Law. Al has been a litigator in Pennsylvania workers’ compensation law since passing the bar in 1992 and joined his partners at Martin in 2000 to represent injured workers. He previously practiced at a leading defense firm in Philadelphia, representing international corporations, major insurance companies and state and local government agencies in Pennsylvania workers’ compensation cases. In the spring of 2013, Mr. Carlson was among the fir...

Howard is a nationally recognized real estate attorney who has been representing developers, operators, investors, and lenders in their most complex transactions for more than 30 years. He is a leading practitioner in the joint venture arena, adept at structuring sophisticated, multi-party agreements, and negotiating transactions involving diverse capital sources such as private equity, public finance, preferred equity, and senior debt. Howard also focuses his practice on guiding development ...

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...

Jim Waldenberger, a partner at Kline & Specter, is an experienced trial lawyer who has a wealth of hands-on experience in personal injury cases that has resulted in an impressive record of legal victories. Over his twenty-five years of practice, Jim had taken great pride in specializing in tough cases. Using a creative "out-of-the-box" type of approach to litigating, Jim has obtained seven and eight-figure verdicts and settlements for his clients in practice areas ranging from medical mal...

Helene S. Jaron is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Helene S., 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 Helene S. is held by other top lawyers in the same geographic and legal practice area.

Michael McKenna has been a partner in Margolis Edelstein since 1983 and has served as the firm’s Managing Partner since 1995. Before joining Margolis Edelstein in 1982, Michael was Assistant General Counsel for the Pennsylvania Manufacturers’ Association Insurance Company. He handles files, publishes, and speaks on a broad array of insurance and tort topics. As Managing Partner, Michael oversees all operations in a firm which has grown during his tenure from two to nine offices. M...

Paul J. Greco is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Litigation - Intellectual Property and Litigation - Labor and Employment. Paul J., who practices law in Philadelphia, Pennsylvania, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Paul J. is held by other top lawyers in the same geographic and legal practice area.

A former Chief Deputy City Solicitor for the City of Philadelphia, Ralph J. Teti is a partner with Willig, Williams & Davidson. He focuses his practice on labor representation, including representation of clients in grievance and interest arbitrations, state and federal courts, and before numerous boards, agencies and commissions. Considered by his peers as a leading authority on federal and state election law and regulation, Ralph also serves as counsel for political candidates, politica...