M. Howard Vigderman

Eric B. Pearson is a top attorney recognized by Best Lawyers in the practice area(s) of Workers' Compensation Law - Claimants. Eric B., who practices law in Philadelphia, Pennsylvania, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Eric B. is held by other top lawyers in the same geographic and legal practice area.

For over 30 years, partner John Livingood has defended insured and self-insured entities in casualty litigation. He represents individuals and local, regional, and national corporations in complex, high-exposure litigation throughout Pennsylvania and New Jersey. John has extensive major jury and non-jury trial experience in the Philadelphia region, having tried over 50 matters to verdict. He regularly serves as excess counsel for carriers, assuming responsibility for and trying cases anywhere...

Sarah A. Kelly concentrates her practice in employment law and employment discrimination law and related litigation, sexual harassment law, and in counseling employers on issues in labor and employment law. She has over 30 years of experience, both at leading law firms and as in-house counsel for two major financial services corporations. Sarah provides practical experience in managing and litigating the full range of employment law issues, from individual cases to class action lawsuits. She ...

Matthew H. Kamens joined the firm’s Philadelphia office in April 2009 as senior counsel in the Business Law Department. A member of the Private Client Services Group, Matthew concentrates his practice in trusts, estate and business planning matters, as well as complex estate administration. Matthew has significant knowledge of life insurance and its structuring in estate planning contexts and also serves as a trustee of a number of significant trusts holding liquid and nonliquid assets ...

James R. Ronca 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. James R., who practices law in Philadelphia, Pennsylvania, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James R. is held by other top lawyers in the same geographic and legal practice area.

Lenard A. Cohen is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs and Workers' Compensation Law - Claimants. Lenard A., who practices law in Philadelphia, Pennsylvania, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lenard A. is held by other top lawyers in the same geographic and legal practice area.

Robert L. Pratter is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Robert L., 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 Robert L. is held by other top lawyers in the same geographic and legal practice area.

Adam M. Silverman is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Adam M., who practices law in Philadelphia, Pennsylvania, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Adam M. is held by other top lawyers in the same geographic and legal practice area.

Brian S. Chacker is a seasoned, elite trial attorney. Brian has earned an extraordinary representation as a passionate fighter for his clients. With verdicts reaching $14 Million+ and other top-100 annual verdicts/settlements in the Commonwealth of Pennsylvania, Brian has a well-known and well-earned reputation for results . As he has achieved multi-million-dollar results for clients, Brian’s verdicts and settlements for clients, along with quotes from Brian, have headlined legal newspa...

David Kwass is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. David, who practices law in Philadelphia, Pennsylvania, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in the same geographic and legal practice area.