PDP Celebrates its 25th Anniversary

PDP proudly reflects on 25 years of advocacy and service on behalf of our clients and the community.

Read About Our 25th Anniversary

Meghan L. Riordan

Meghan L. Riordan
Meghan L. Riordan

Attorney Biography

Meghan L. Riordan is a Partner with Pierce Davis & Perritano LLP.

Ms. Riordan is highly experienced in a variety of civil litigation areas, including product liability, premises liability, general liability. She has defended numerous corporations in occupational exposure cases, including a substantial number of asbestos lawsuits, throughout her legal career. Ms. Riordan has participated in all phases of the defense of these matters, from initial discovery through dispositive motions, expert discovery, settlement negotiations, and trial. Ms. Riordan regularly litigates cases in both state and federal courts in Massachusetts and has been consistently successful in obtaining favorable outcomes for her clients. She represents a broad range of manufacturers and suppliers of various types of products and equipment, including those involved in the construction trade, HVAC, automotive industry, aviation industry, talc industry, marine applications, and various manufacturing facilities. Ms. Riordan has been named to the Massachusetts Super Lawyers list and the Top 50 Women Massachusetts Super Lawyers list.

Ms. Riordan serves as a member of the Defendants’ Discovery Committee for the Massachusetts Asbestos Litigation, which meets monthly or more to discuss and develop strategy to address various discovery issues in the litigation. She also regularly serves as lead discovery counsel in individual cases where she coordinates defense efforts, is lead examiner at depositions (both fact and expert witness) and serves as point person for case-specific discussions and negotiations with plaintiffs’ firms in Massachusetts.

Ms. Riordan began her legal career as an Assistant District Attorney for the Commonwealth of Massachusetts in Essex County. Ms. Riordan spent over four years prosecuting serious felony cases at the District Court and Superior Court level. Ms. Riordan was the supervisor of the District Attorney’s Domestic Violence Unit, and ultimately supervised the District Attorney’s office at a large and busy District Court.

Prior to joining the firm, Ms. Riordan was an associate with a large Boston law firm, where her practice focused on general liability and insurance defense litigation, with a concentration on medical malpractice, premise liability, and products liability.

Attorney Credentials


University of New Hampshire, Durham
magna cum laude
New England School of Law
cum laude

Bar Admissions

Jan. 2002

Court Admissions

U.S. District Court, District of Massachusetts

Attorney Experience

Representative Matters

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Awards & Recognition

  • Selected to Massachusetts Super Lawyers list, 2014 – 2023
  • Selected to Massachusetts Super Lawyers’ Top 50 Women List, 2017
  • Selected to Massachusetts Super Lawyers Rising Star 2011 – 2012
  • Fellow, Litigation Counsel of America

Association Memberships

  • American Bar Association
  • Defense Research Institute
  • Trial Law Institute
  • Diversity Law Institute
  • Barrister, Order of Juris

Attorney News


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