John Stapleton, a trial and appellate lawyer, focuses his practice on complex commercial disputes and frequently handles high profile and high stakes matters. John’s diverse array of clients include financial institutions, real estate companies, retailers, government agencies and other businesses and individuals.
He regularly litigates issues concerning intellectual property rights, especially copyrights, trademarks and trade secrets, tax, restrictive covenants, licensing and other business contracts, partnership disputes, fraud, real estate, RICO, ERISA, government regulations, class actions and business torts. He practices in the firm’s Philadelphia and New Jersey offices.
In 2014, he served as one of the lead attorneys for the firm in Whitewood v. Wolf, obtaining the landmark ruling striking down Pennsylvania’s ban on marriage for same-sex couples. In 2011, he argued before the Pennsylvania Supreme Court during its first-ever televised proceedings.
The Legal Intelligencer named John a “Lawyer on the Fast Track” in 2014. Pennsylvania Super Lawyers magazine has named him a “Rising Star” every year since 2012. The First Judicial District of Pennsylvania has named John to its Pro Bono Honor Roll every year since 2006.
An engaging speaker, John frequently presents at legal and community associations in Pennsylvania and New Jersey regarding substantive legal issues and litigation tactics.
Prior to joining Hangley Aronchick Segal Pudlin & Schiller, John practiced in the litigation department of Cravath, Swaine & Moore LLP in New York.
John is admitted to practice in Pennsylvania, New Jersey, and New York.
Memberships & Community
- Southern New Jersey Advisory Board to Devereux – New Jersey, Chair, 2011 – Present
- ACLU of Pennsylvania, Legal Advisory Committee, 2014 – Present
- Leadership, Inc., Philadelphia Class of 2011
- University of Pennsylvania American Inn of Court, Past Member