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Deasey, Mahoney & Valentini is a well-established national defense litigation law firm headquartered in Philadelphia.

Our clients benefit from our litigators’ collective experience in a variety of practice areas. For each matter they handle, senior litigators provide personal attention during all phases of representation and deliver exceptional, responsive service at a reasonable cost. 

In short, our attorneys strive to craft and deliver a superior product.

Professional Liability

Resolving professional liability cases in the best interest of individual defendants requires a legal defense team with a broad range of knowledge and a deep well of experience, and that’s just what clients find in Deasey, Mahoney & Valentini’s Professional Liability team. Whether a professional liability client’s ultimate goal is seeing a trial through to victory or reaching a favorable negotiated settlement, our attorneys have the legal skills, industry-specific knowledge and background, and ethical grounding to make it happen.

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DMV Secures a Defense Verdict in Philadelphia Court of Common Pleas

Partner, Frank Deasey and associate, Daniel Gradwohl successfully defended NET Treatment Services, Inc. following a seven-day jury trial in Philadelphia County. The case involved the tragic death of a four-month-old baby. NET Treatment Services, Inc. was contracted by the Philadelphia Department of Human Services “DHS”...

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