Sean P. Ritchie

Kaitlyn R. Maxwell is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law and Litigation - Environmental. Kaitlyn R., 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 Kaitlyn R. is held by other top lawyers in the same geographic and legal practice area.

Jennifer M. Horn is an accomplished attorney with comprehensive experience in client representation and litigation. She has built her practice representing owners, construction managers, contractors, subcontractors, suppliers, sureties, and homeowners in matters arising from public and private construction projects. Jennifer leads the Horn Williamson Construction Practice Group. She has extensive skill representing clients with delay claims and routinely works with expert witnesses to prosecu...

Kevin Birkhead is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Kevin, who practices law in Fort Washington, Pennsylvania, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kevin is held by other top lawyers in the same geographic and legal practice area.

Curtis B. Toll represents developers and corporations in connection with the acquisition, development, transfer, financing and sale of environmentally contaminated real estate. He focuses his practice on complex project redevelopments, environmental liability transfers, and the management and mitigation of environmental risk. Curt structures, negotiates and manuscripts various specialized environmental contracts and insurance products, including cost cap, pollution legal liability and integra...

A. Michael Pratt is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Product Liability Litigation - Defendants. A. Michael, who practices law in Philadelphia, Pennsylvania, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which A. Michael 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.

James J. McHugh, Jr. has obtained some of the most significant legal victories in American history across his years in practice, focusing on medical malpractice, and other civil litigation. Mr. McHugh’s experience in medical malpractice matters ranges from failure to diagnose cancer to complex pediatric litigation. He was selected among the American Trial Lawyers Association’s Top 100 Trial Lawyers in Pennsylvania and New Jersey from 2008 through 2015. He has also been selected by...

Ira C. Gubernick is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Ira C., 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 Ira C. is held by other top lawyers in the same geographic and legal practice area.

With a national reputation only exceeded by his regional stature, Steven L. Sugarman is widely considered the premier practitioner of community association law in Pennsylvania. Steve was the founding principal of the esteemed community association law firm, Steven L. Sugarman & Associates, and its merger with Gawthrop Greenwood in August 2023 created one of the largest law firms supporting homeowners associations (HOAs), planned communities, condominium associations and cooperatives in Pe...

Dianne M. Nast is a magna cum laude graduate of Rutgers University School of Law. She is the founder and senior member of NastLaw LLC in Philadelphia. For almost 20 years, she was a senior shareholder with the Philadelphia law firm of Kohn, Nast & Graf, P.C. (now Kohn, Swift & Graf, P.C.), and then a senior shareholder at RodaNast, P.C. from 1995 to 2012. Ms. Nast, an active member of the bar for over four decades, has extensive experience in complex litigation. She has a reputation f...