Mauriello, Thomas

Of Counsel


Brown University
University of San Diego School of Law

Judicial Clerkships

Law Clerk to Hon. Robert E. Cowen, United States Court of Appeals for Third Circuit (1988-1989)


The State Bar of California
Admitted since 1989
State Bar No. 144811

Mauriello, Thomas

Of Counsel

Thomas Mauriello handles business and commercial litigation, investment and consumer disputes, as well as consumer class actions, administrative law, and appeals. Tom has particular expertise in representing investors in FINRA arbitrations and courts and also has represented securities registered representatives, broker dealers, institutional investors, and issuers in various contractual, operational, employment, and other matters. Tom previously worked for a major national law firm in the plaintiffs’ securities class action field.

Tom has been active with numerous local bar association committees. Since 2017 he has served as a director (and currently as Secretary) of the Public Investors Advocate Bar Association (“PIABA”), an international bar association whose members represents investors in disputes with the securities industry. He frequently speaks and writes on securities related issues.

Tom is a member of the California, New Jersey and Pennsylvania bars.  He received his BA degree from Brown University in 1983 and his law degree from the University of San Diego School of Law in 1988.

Prior to law school, Tom worked as a paralegal with a New York City law firm representing underwriters and issuers registering securities offerings with the Securities and Exchange Commission and state securities agencies.  Following law school, he served as a judicial clerk to Judge Robert E. Cowen of the U.S. Court of Appeals for the Third Circuit.

When he is not working, Tom studies jazz piano and plays keyboards in a South Orange County based rock band.