Two Penn Center Plaza - Suite 610
1500 John F. Kennedy Boulevard
Philadelphia, PA 19102


228 Kings Highway, East
Haddonfield, NJ 08033


Civil Litigation-Insurance-Philadelphia, Pennsylvania & New Jersey


Hard work, service and professionalism are the foundation and future of Yost & Tretta.

Yost & Tretta was founded in January of 1995, by Richard W. Yost and Christopher M. Tretta. It’s partners; Richard W. Yost, Christopher M. Tretta, John M. Campbell, and Donald I. Wall have accumulated over one hundred years of experience in civil litigation. The firm’s practice is devoted to the insurance industry and involves a wide range of general and professional liability matters.

Since its inception, Yost & Tretta has grown steadily, increasing both the scope of its representation and its ability to provide quality legal services in the trial and appellate courts throughout Pennsylvania, New Jersey, Federal Courts and other jurisdictions.

Yost & Tretta has distinguished itself in the following areas: the representation of non-profit and religious organizations, employment law, product liability, transportation litigation, construction law, insurance company bad faith, insurance agents and brokers, directors and officers, physicians, dentists, psychiatrists, psychologists and related mental health professionals. The firm also serves as supervisory counsel in multi-district litigation.

In addition to its litigation strength, Yost & Tretta’s expertise in claims handling and insurance law has enabled it to assist insurance companies in coverage analysis and subrogation.

In response to the ever changing needs of its clients and in pursuit of the efficient disposition of cases, the firm utilizes alternative dispute resolution, mediation and arbitration.

The firm has received Martindale-Hubbell’s highest rating of “AV”.  Richard W. Yost, Christopher M. Tretta, John M. Campbell, Donald I. Wall, and Timothy R. Chapin were again selected as Pennsylvania Super Lawyers for 2016.  Mr. Yost and Mr. Tretta have been named Top 100 in Pennsylvania and Philadelphia at various times since 2008.