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.


Daniel F.
Donnelly
Daniel F. Donnelly is an Associate at Deasey, Mahoney & Valentini, Ltd. He concentrates his practice primarily on casualty and complex tort litigation cases involving issues of professional liability, insurance coverage and bad faith, construction defects, motor vehicle negligence, and premises liability. Prior to joining...
Read MoreSocial Services and Human Services Claims
Our Social Services and Human Services team represents non-profit and for-profit organizations and institutions in the defense of abuse, neglect, wrongful death, trafficking and molestation.
Read MoreDMV Obtains Dismissal of Municipality from FHA and ADA Claims
Rufus Jennings recently successfully argued for the dismissal of a claim under the Fair Housing Act and Americans with Disabilities Act on behalf of a municipal client. The claim concerned the installation of a mobile home in a resident’s driveway to be used as an...
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