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August 20, 2017

Firm Overview

Mannion Prior, LLP was formed in August 2001. Before establishing the firm, James F. Mannion and Karl Prior , collectively, gained over 20 years experience at large, nationally-prominent law firms.

We are Pennsylvania’s premier fiduciary litigation boutique, focusing our practice primarily in the Orphans’ Court Division of the Court of Common Pleas. Our practice areas include will contests, trust and trustee litigation, fee and commission disputes, estate litigation, and guardianship and incapacity proceedings. We also represent clients in complex business disputes and commercial litigation matters in Pennsylvania and federal courts.

We emphasize tenacious, reasoned, and intellectual representation of every client in every matter. Toward this end, we have built our firm with attorneys qualified to serve your needs. We maintain the highest standards of professionalism in our work, and our client successes reflect that professionalism. Our firm has been involved in seminal fiduciary litigation decisions , and our attorneys frequently lecture and write on Orphans’ Court practice and procedure.

The various pages of this website provide you with a more complete picture of us. You may also contact us directly for information regarding our rates, initial consultations, and other matters.


Our attorneys are regularly recognized for their professional contributions to the legal community. To view an individual attorney's achievements, please visit his or her attorney profile.

The Best Lawyers in America©
Best Lawyers is a peer-review publication that annually lists the top peer-rated attorneys in various practice areas. According to their Methodology Process, Best Lawyers conducts lengthy peer-review surveys in which thousands of established attorneys confidentially evaluate their peers. Best Lawyers is one of the top peer-review publications, and inclusion in Best Lawyers is considered a significant honor in the legal community.

SuperLawyers
SuperLawyers is an annual recognition based on a three-prong selection process, including nominations, independent research, and peer evaluation. Following the initial selection process, only five percent of the candidates are chosen as SuperLawyers. Additionally, two-and-a-half percent of the total candidates are selected as Rising Stars.

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