Technology and Intellectual Property Law
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The Firm

Wilftek provides technology, intellectual property and business law services at reasonable prices!

Wilftek lawyers on their own and partnered with other law firms provide each client with the legal services it needs when it needs them, including securities law, labor law, international law and litigation.

Fred Wilf

Fred Wilf

Fred Wilf

Fred Wilf is the founder and managing partner of Wilftek. He has been practicing technology and intellectual property law since 1985. Fred worked briefly as a computer programmer to help pay for college. As a lawyer, Fred has worked in small law firms (1986-1995, 2011-present), a regional law firm (Saul Ewing LLP 1995-1999), and an international law firm (Morgan Lewis & Bockius LLP 1999-2011). Fred has also briefly worked as an in-house counsel (Bell of Pennsylvania 1985-1986 and Elementis 2013-2014). Fred serves as an arbitrator of disputes involving business, technology and intellectual property issues for the American Arbitration Association.

Fred was the co-author and editor of a four-volume legal treatise about computer software published by Thomson Reuters, entitled “Computer Software: Protection / Liability / Law / Forms”.

Fred gives back to the community in many ways, including by working with charities and other non-profit organizations, and by helping to organize and speak at continuing legal education seminars for other lawyers. Fred was the founding course planner and spoke at one seminar, “Internet Law Update” (now “Cyberlaw Update”), for Pennsylvania Bar Institute, for over 20 years.

Fred is a member of the Pennsylvania and New Jersey Bars, as well as the Bars of several federal courts.

View Fred’s detailed biography on LinkedIn.

A few people have said nice things about Fred:

  • Martindale-Hubbell AV Preeminent® Peer Review Rated awarded in accordance with the Martindale-Hubbell certification procedures, standards and policies at
  • Volunteer of the Year honored by Philadelphia Volunteer Lawyers for the Arts (2007). One of two volunteers honored that year.
  • Milton Schwartz Award by the Independent Computer Consultants Association (ICCA) “for outstanding legal contributions to the computer consulting industry and to the Association” (2001). The original ICCA, a worldwide organization of computer consultants, has since disbanded, but another organization is now using the same name and is pursuing a similar mission.
Josh Waterston

Josh Waterston

Josh Waterston

Josh Waterston is a senior attorney with Wilftek. He practices intellectual property and technology law, with a focus on enabling business owners and entrepreneurs to prevent or resolve legal issues. He has managed people and budgets, and applies this practical knowledge to his practice.

Josh has spent much of his career as a litigator. He has handled civil and criminal litigation from trial through appellate stages, having litigated well over 30,000 cases in two decades. Josh is admitted to practice in Pennsylvania state courts, as well as the United States District Courts in the Eastern, Middle, and Western districts of Pennsylvania.

He served for over seven years as Chief Counsel of the Delaware County Office of Support Enforcement, managing the law office of Pennsylvania’s third-largest child support agency, and was previously an Assistant Public Defender for Delaware County. Prior to joining Wilftek, , Josh was associated with two other firms, practicing intellectual property and technology law. He has represented clients in Federal copyright, trademark, and patent infringement litigation.

While attending Widener University School of Law, Josh served as a legal intern to the Honorable Joseph F. Battle. He is a member of the Delaware County Bar Association, the Pennsylvania Bar Association, and the Pennsylvania Intellectual Property Forum, and is a current member and former board member of the Cloud Security Alliance – Delaware Valley Chapter.

He has been voted one of the top attorneys in Delaware County and the Main Line over the last several years.

View Josh’s detailed biography on LinkedIn.

Liliane Cooper

Liliane Cooper

Liliane Cooper

Liliane Cooper is an associate attorney with Wilftek, where she practices intellectual property and technology law. Her focus is on the legal issues arising from the use and implementation of technology in businesses.

Prior to attending law school, Liliane was a computer consultant with Accenture, where she designed and implemented new and improved technology in the life sciences, financial and technical sectors, and managed development teams. She also founded and operated an online children’s toy store.

Liliane is a graduate of Villanova Charles Widger School of Law, as well as Drexel University, where she earned a bachelor’s degree in biology and environmental science. During law school, she clerked with several businesses and courts. After law school, she clerked for the Hon. Arlene M. Coppadge of the Family Court of the State of Delaware.

Liliane is admitted to the Bar of Pennsylvania. In addition to English, Liliane is fluent in French and Lingala.

View Liliane’s detailed biography on LinkedIn.

James Ottavio Castagnera, Ph.D.

James Ottavio Castagnera, Ph.D.

James Ottavio Castagnera, Ph.D.

Dr. Jim Castagnera is of counsel with Wilftek. He practices labor, employment, and intellectual property law. In addition to his legal work, Jim consults on all aspects of HR policies and procedures with an emphasis on HR compliance, employee communications, and crisis management.  He also writes and speaks extensively on labor and employment topics, via his numerous books, newsletters, articles and webinars.

Formerly, he worked 10 years as an attorney with Saul Ewing LLP, and 23 years as associate provost and legal counsel for academic affairs at Rider University, where in 2018 he received the university’s highest annual award for distinguished service. He also did stints as a full-time law professor at UT-Austin and Widener University Law School.

Jim holds an M.A. in Journalism from Kent State University, and a J.D. and Ph.D. (American Studies) from Case Western Reserve University.

He is the President of Dr. Jim’s One-Stop HR Shop, a full-service human resources law and compliance company; Partner with Portum Group International LLC, a data-privacy & compliance-consulting firm; an Adjunct Professor of Law in the Kline School of Law at Drexel University; and an arbitrator for the U.S. District Court for the Eastern District of Pennsylvania.

Jim is admitted to the Bar of the Commonwealth of Pennsylvania. View Jim’s bio on LinkedIn.

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