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Matthew J. Griffin

Member

mjgriffin@harrisbeachmurtha.com
D: (617) 951-2009  
- Boston, MA – Federal Reserve Office
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Matthew Griffin
Profile
Representative Matters
Resources
Distinctions

Matt represents manufacturers and retailers in complex product liability matters involving pharmaceuticals and consumer products. He has been a member of numerous discovery and trial teams in state and federal courts across the country with a focus on the defense of mass tort, class action and multi-district proceedings. He has also coordinated cross-border litigation for his product liability clients. Matt is a go-to resource for the identification and preparation of expert witnesses across a variety of disciplines. He has spearheaded successful challenges to the admissibility of plaintiff expert testimony concerning causation and warning issues that have resulted in litigation-ending decisions on behalf of his clients.

Matt defends professional liability and medical malpractice actions on behalf of a wide variety of health care providers, including physicians, nurses, mental healthcare providers, hospitals and long-term care providers. His additional experience includes the defense of business litigation, toxic tort and legal professional liability matters.

  • Secured case-ending rulings for pharmaceutical manufacturer in mass tort proceeding of over 8,000 cases alleging permanent gastrointestinal injuries
  • Coordinated the successful defense of national litigation in state and federal courts on behalf of pharmaceutical manufacturer whose product was alleged to have caused suicide and psychiatric injury
  • Defended pharmaceutical manufacturer in the defense of individual and class action proceedings asserting claims for permanent neurological injuries and medical monitoring
  • Managed cross-border litigation to successfully resolve individual and class action product liability claims on behalf of global pharmaceutical manufacturer
  • Defense of global retailer in multi-plaintiff product liability litigation alleging plaintiffs developed cancer from consumer talcum powder products
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External Publications

"Juror Mistrust of Experts: Effective strategies for an emerging challenge," Massachusetts Defense Lawyers Association, Trial Practice Committee

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Professional and Civic

  • Defense Research Institute, member
  • Massachusetts Bar Association, member
  • Boston Bar Association, member
  • Massachusetts Defense Lawyers Association, member
  • American Bar Association, TIPS Products Liability General Committee, vice-chair,  2026-27; TIPS Pharmaceutical, Medical Device & Biotechnology Committee, chair, 2023-2024
  • New Hampshire Bar Association, member

Recognition

  • Legal 500, Boston Elite, Life Sciences, 2026
  • Massachusetts Lawyers Weekly, Go To Lawyer Commercial & Consumer Law, 2025
  • Super Lawyers, Rising Star, 2005-2008
Admissions
ConnecticutMassachusettsNew HampshireU.S. Court of Appeals, Eleventh CircuitU.S. Court of Appeals, First CircuitU.S. District Court, ConnecticutU.S. District Court, District of MassachusettsU.S. District Court, New Hampshire
Education

Suffolk University Law School

JD 
1998

College of the Holy Cross

BA 
1995

Capabilities

Legal Practices

Member of:

Medical and Life Sciences
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Matthew Griffin

Matthew J. Griffin

Member

mjgriffin@harrisbeachmurtha.com
Capabilities
People
Harris Beach Murtha Attorneys at Law
Matthew Griffin

Matthew J. Griffin

mjgriffin@harrisbeachmurtha.com
D: (617) 951-2009
Boston, MA - Federal Reserve Office

Profile

Matt represents manufacturers and retailers in complex product liability matters involving pharmaceuticals and consumer products. He has been a member of numerous discovery and trial teams in state and federal courts across the country with a focus on the defense of mass tort, class action and multi-district proceedings. He has also coordinated cross-border litigation for his product liability clients. Matt is a go-to resource for the identification and preparation of expert witnesses across a variety of disciplines. He has spearheaded successful challenges to the admissibility of plaintiff expert testimony concerning causation and warning issues that have resulted in litigation-ending decisions on behalf of his clients.

Matt defends professional liability and medical malpractice actions on behalf of a wide variety of health care providers, including physicians, nurses, mental healthcare providers, hospitals and long-term care providers. His additional experience includes the defense of business litigation, toxic tort and legal professional liability matters.

Areas of Expertise

Legal Practices

Member of:

Medical and Life Sciences
Please select listing to show.

Admissions

ConnecticutMassachusettsNew HampshireU.S. Court of Appeals, Eleventh CircuitU.S. Court of Appeals, First CircuitU.S. District Court, ConnecticutU.S. District Court, District of MassachusettsU.S. District Court, New Hampshire

Representative Matters

  • Secured case-ending rulings for pharmaceutical manufacturer in mass tort proceeding of over 8,000 cases alleging permanent gastrointestinal injuries
  • Coordinated the successful defense of national litigation in state and federal courts on behalf of pharmaceutical manufacturer whose product was alleged to have caused suicide and psychiatric injury
  • Defended pharmaceutical manufacturer in the defense of individual and class action proceedings asserting claims for permanent neurological injuries and medical monitoring
  • Managed cross-border litigation to successfully resolve individual and class action product liability claims on behalf of global pharmaceutical manufacturer
  • Defense of global retailer in multi-plaintiff product liability litigation alleging plaintiffs developed cancer from consumer talcum powder products

Distinctions

Professional and Civic

  • Defense Research Institute, member
  • Massachusetts Bar Association, member
  • Boston Bar Association, member
  • Massachusetts Defense Lawyers Association, member
  • American Bar Association, TIPS Products Liability General Committee, vice-chair,  2026-27; TIPS Pharmaceutical, Medical Device & Biotechnology Committee, chair, 2023-2024
  • New Hampshire Bar Association, member

Recognition

  • Legal 500, Boston Elite, Life Sciences, 2026
  • Massachusetts Lawyers Weekly, Go To Lawyer Commercial & Consumer Law, 2025
  • Super Lawyers, Rising Star, 2005-2008
Attorney Advertising. Prior results do not guarantee a similar outcome. © 2026 Harris Beach Murtha Cullina PLLC
Content current as of November 7, 2026 1:53 am