Jonathan D. "Jon" Berger

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.

William J. Leahy is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. William J., 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 William J. is held by other top lawyers in the same geographic and legal practice area.

Philip G. Kircher handles a wide variety of complex commercial litigation in state and federal courts including securities, antitrust, shareholders' rights, business and real estate joint ventures, corporate governance, breach of fiduciary duties and general breach of contract matters. Philip has represented manufacturers, wholesalers, retailers, hospitals, doctors, food service operators, software designers, architects, engineers, constructors, schools, banks, state and local governments and...

William Hussey focuses his practice on matters of federal, state, local and international taxation. As part of a multidisciplinary team, Bill counsels clients in structuring their business and investment affairs in a tax-efficient manner, from the selection, formation and operation of business entities to the disposition of those entities. Bill provides guidance on the ongoing tax obligations and opportunities available to clients in all manner of their domestic and international operations. ...

Named “Lawyer of the Year 2022” by Best Lawyers in America ® and chair of Gawthrop Greenwood’s management committee, Stacey L. Fuller practices in the areas of Municipal Law, Land Use Law, Education Law, and Special Education Law. Stacey represents municipalities, townships, boroughs, planning commissions, zoning hearing boards and other governmental entities, as well as individual developers and residents, on issues such as zoning and other land development matters. She...

Jennifer W. Karpchuk represents companies and individuals in various matters related to state and local taxation, with an emphasis on the minimization of state and local tax obligations. She has extensive experience handling state and local tax matters, including those related to: corporate income taxes, franchise taxes, gross receipts taxes, excise taxes, personal income taxes, sales and use taxes, business privilege taxes, and real estate taxes. Jennifer serves in a number of leadership rol...

Attorney Michael Cardamone is the Founder and President of Cardamone Law. He is a Certified Pennsylvania Workers’ Compensation Specialist with over 25 years of experience advocating for injured workers across Pennsylvania. He has received several accolades, including being named to the Best Attorneys of America List by Rue Ratings, America’s Top 100 Attorneys, and the Top 25 in Pennsylvania by The National Trial Lawyers. Michael holds a perfect 10 out of 10 rating on Avvo and has ...

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...

W. John Vandenberg is a top attorney recognized by Best Lawyers in the practice area(s) of Immigration Law. W. John, 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 W. John is held by other top lawyers in the same geographic and legal practice area.

Deborah R. Willig has served as Willig, Williams & Davidson’s managing partner since the firm’s founding in 1979. A determined advocate for workers, Deborah has focused her practice on labor relations and employment law since 1976. As a labor and employment attorney, Deborah has been involved in representing a wide range of labor unions including teachers, and non-professional public school employees, public health, social, and recreation workers, firefighters, teamsters and o...