Gerard A. Dever

David J. Walton is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. David J., who practices law in Philadelphia, Pennsylvania, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David J. is held by other top lawyers in the same geographic and legal practice area.

John represents a broad array of clients, ranging from Fortune 500 companies to smaller closely held businesses, facing diverse environmental issues. John is co-practice leader of the firm's New Jersey practice, is a partner in the firm’s environmental litigation group, and is also regularly called upon by clients to handle site remediation matters and complex negotiations with government entities and private parties. John’s work on contaminated sediment sites and related litigati...

Thomas J. Giordano, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Workers' Compensation Law - Claimants. Thomas 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 Thomas J. is held by other top lawyers in the same geographic and legal practice area.

Mark W. Tanner primarily represents victims of medical negligence and insurance bad faith, and also has substantial experience in cases involving disability insurance claims, civil rights claims, and class action litigation. An accomplished Philadelphia Personal Injury lawyer with a wide ranging practice, Mark has handled cases throughout the region and across the country, and has been appointed as a liaison counsel in mass tort litigation at both the state and federal court level. He has sec...

Stuart W. Davidson has represented labor unions and employee benefit plans since graduating from Harvard Law school in 1982. Stuart began his legal career by successfully defending the pension rights of state employees in a case that was ultimately decided by the Pennsylvania Supreme Court. During Stuart’s legal career, he has been involved in representing a wide range of union workers, including musicians, longshoremen, machinists, steelworkers, firefighters, teamsters, police officers...

Christopher McLoon advises clients in structuring business transactions to achieve optimal business and tax results. He strives to clearly and simply communicate solutions to complex issues, sensitive to the fact that few love tax law and policy as much as he does. And he does love tax law and policy. After earning his JD, he earned an LL.M in tax law from New York University School of Law. He also earned awards and assignments from the ABA Tax Section, including a John S. Nolan Fellowship, t...

Ryan Allen Hancock is of counsel at Willig, Williams & Davidson and Chair of the firm's Employment Law Group. Prior to joining Willig, Williams & Davidson, he was Assistant Chief Counsel with the Pennsylvania Human Relations Commission, the Commonwealth's civil rights enforcement agency. As Assistant Chief Counsel, Mr. Hancock successfully litigated a wide range of discrimination matters including but not limited to claims of: sexual orientation, religious accommodation, disability ra...

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 Chesterbrook, 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.

Danielle Dietrich is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Health Care Law. Danielle, who practices law in King of Prussia, Pennsylvania, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Danielle is held by other top lawyers in the same geographic and legal practice area.

A graduate of the University of Pennsylvania and its law school, Marc Jonas is co-chair of the firm's Land Use and Zoning practice group. He has extensive experience in real estate, land use, municipal law, and zoning matters, representing individuals, businesses, institutions, non-profit organizations and municipalities. Marc has practiced land use and real estate law for more than 30 years. In his career, Marc has appeared as counsel in Pennsylvania state and federal courts in matters invol...