Thomas L. Allen

Thomas L. Allen



  • University of North Carolina School of Law, 1980, J.D., Law, Articles Editor of the North Carolina Law Review
  • University of Michigan, 1977, B.A., History

Professional Admissions / Qualifications

  • California
  • Pennsylvania

Court Admissions

  • U.S. Supreme Court
  • State Supreme Court - Pennsylvania
  • State Supreme Court - California
  • U.S. District Court - Western District of Pennsylvania
  • U.S. Court of Appeals - Third Circuit
  • U.S. Court of Appeals - Fourth Circuit
  • U.S. Court of Appeals - Fifth Circuit
  • U.S. Court of Appeals - Sixth Circuit
  • U.S. Court of Appeals - Seventh Circuit
  • U.S. Court of Appeals - Eighth Circuit
  • U.S. Court of Appeals - Ninth Circuit
  • U.S. Court of Appeals - Eleventh Circuit

Tom has more than 25 years' experience representing business clients in complex litigation, including securities, antitrust, intellectual property, consumer finance, business fraud and other commercial cases. Tom has been lead defense counsel in numerous jury trials. He has spearheaded the defense of more than 75 class actions in courts throughout the United States and is familiar with all aspects of class action practice. Tom has been defense counsel in three jury trials of certified class actions that went to verdict; two resulted in defense verdicts, and the plaintiffs' verdict in the third case was reversed on appeal. Tom also has extensive experience in coordinating the defense of multiple cases pending simultaneously in different courts, and the defense of parallel civil and criminal matters.

In recent years, Tom has represented clients in many disputes arising out of the 2008 credit crisis, including cases involving mortgage-backed securities and other structured products. Tom has also recently represented clients in the investment management industry, in cases under the federal securities laws, ERISA and the Investment Company Act of 1940.

Tom has been with Reed Smith during his entire career in private practice, and he was elected a partner in 1988. Tom has held a number of leadership positions at the firm. When Reed Smith combined with California-based Crosby Heafey in January 2003, Tom relocated to Los Angeles for 18 months to assist in the integration of the firms while maintaining his national litigation practice.

Employment History

  • 1980 Reed Smith
    • Former Head of the Commercial Litigation Group in the Pittsburgh office
    • Instructor in the Reed Smith Trial Training Program (2001, 2003, 2005, 2007, 2010, 2012 and 2014)
  • U.S. Department of Justice, Antitrust Division
    • Trial Attorney (1984–1986)

Honors & Awards

  • Listed in The Best Lawyers in America (2007-2016) and currently included in the categories of Antitrust Law, Bet-the-Company Litigation, and Commercial Litigation; also named a Pittsburgh "Lawyer of the Year" in Bet-the-Company Litigation (2013) and Antitrust (2016)
  • Listed in Pennsylvania Super Lawyers for many years in the practice area of Class Action/Mass Torts

Reported Decisions

Reported decisions denying class certification:  Martz v. PNC Bank, 2007 WL 2343800 (W.D.Pa. 2007); Reiser v. Residential Funding Corp., 236 F.R.D. 425 (S.D.Ill. 2005); Basile v. H & R Block, et al., 729 A.2d 574 (Pa. Super. 1999); Armstrong v. Wickes Furniture Company, Inc., 146 P.L.J. 95 (1998).

Professional Affiliations

  • Allegheny County Bar Association – Member and former Chair, Federal Court Section; former Chair, Antitrust and Class Action Committee
  • American Bar Association – Member of Sections of Antitrust, Business Law and Litigation
  • Pennsylvania Bar Association – Member of Sections of Business Law and Litigation
  • State Bar of California – Member of Section of Litigation
  • U.S. District Court for the Western District of Pennsylvania – Member, Committee on Local Rules
  • University of Pittsburgh Law School – Lecturer on Antitrust Law, Corporate Counsel Clinic (1992–1999)
  • University of Pittsburgh Law School – Adjunct Professor of Law
    Teaching courses in Complex Litigation (Winter 1998, Fall 2000, Winter 2002) and Antitrust (Winter 1996)
  • University of Pittsburgh, Katz School of Business – Lecturer on Antitrust Law (1990–1992)