Gregory H. "Greg" Mathews

Stephen J. Olsen is a member of Gawthrop Greenwood’s Trusts & Estates Department, practicing in the areas of Estate, Trust Administration, Estate Planning Taxation, and Business Transactions. He is also one of the few Pennsylvania attorneys in private practice with a wide breadth of experience supporting the legal needs of medical marijuana operators. Recently Stephen’s Cannabis Law practice has expanded to provide support to medical marijuana permittees in operation after Pen...

Mr. Romeo represents both private and public employers in all aspects of federal and state labor and employment laws. He routinely provides practical strategic advice to clients dealing with difficult employee issues involving all aspects of the employment relationship. In addition, he has assisted employers in developing, drafting, and implementing employment policies, compliance and ethics programs, drug-free workplace programs, and executive employment agreements. Prior to joining Gibbons,...

Dennis has a special interest in disputes involving technical or scientific issues where he can utilize his engineering training. That technical training is also at the heart of his methodical and structured approach to representing his clients. His practice includes the defense of manufacturers, retailers, and property owners in a variety of product liability, pharmaceutical, and premises liability actions. In addition, Dennis represents businesses in commercial litigation, contract disputes...

William A. Denmark is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law. William A., 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 William A. is held by other top lawyers in the same geographic and legal practice area.

Nils B. Snell is a top attorney recognized by Best Lawyers in the practice area(s) of Product Liability Litigation - Defendants. Nils B., who practices law in Philadelphia, Pennsylvania, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nils B. is held by other top lawyers in the same geographic and legal practice area.

John J. O'Donnell is a top attorney recognized by Best Lawyers in the practice area(s) of Workers' Compensation Law - Claimants. John J., who practices law in Philadelphia, Pennsylvania, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John J. is held by other top lawyers in the same geographic and legal practice area.

Giuliano Apadula is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law. Giuliano, 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 Giuliano is held by other top lawyers in the same geographic and legal practice area.

Andrea M. Kirshenbaum is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Andrea 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 Andrea M. is held by other top lawyers in the same geographic and legal practice area.

Miriam Benton Barish is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs and Personal Injury Litigation - Plaintiffs. Miriam Benton, 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 Miriam Benton is held by other top lawyers in the same geographic and legal practice area.

Jon S. Robins is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Jon S., who practices law in Philadelphia, Pennsylvania, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jon S. is held by other top lawyers in the same geographic and legal practice area.