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.


Andrew B.
Adair
Andrew B. Adair is the Resident Partner for the Media (Delaware County) office of Deasey, Mahoney & Valentini, Ltd. Drew brings more than twenty-five years of litigation experience representing public entities, elected officials, businesses and public and private individuals in jury trials in State and...
Read MoreCrane and Rigging Litigation
A unique aspect of our construction litigation practice is our nationwide sub-specialty in the defense of crane accident claims, with the ability to mobilize a team of specially trained attorneys and experts to an accident site within 24 hours to conduct on-scene crane accident investigations.
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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