959 Concord Street, Suite 200, Framingham, MA 01701  •  Phone: 508-232-6267
959 Concord Street, Suite 200, Framingham, MA 01701


Parenteau & O'Hara, P.C. - New England Subrogation
  • 959 Concord Street, Suite 200, Framingham, MA 01701  •  Phone: 508-232-6267


About Us

Attorney Jacques Parenteau, New England Subrogation

Jacques Parenteau

Attorney Jacques Parenteau, New England Subrogation

An attorney since 1991, Jack Parenteau's practice has focused on all aspects of insurance related issues.

Mr. Parenteau has written several articles on insurance topics from "Combatting Kickbacks" to "Medical Clinic Investigations." His articles have been published by Awareness Magazine and SIU Today.

He has represented insurers and their insureds before state and federal courts in R.I.C.O. recovery actions, subrogation, coverage litigation, arson, automobile bodily injury, bad faith, body shop disputes, construction, PIP/MEDPAY litigation, medical clinic investigations, rental/leasing companies, valuable items, and workers' compensation litigation.

Mr. Parenteau has experience in appellate matters, with written decisions from the Massachusetts Supreme Judicial Court, and other state appellate courts.

Educational Activities & Presentations

Mr. Parenteau is an active member of the National Association of Subrogation Professionals (NASP). He has been recognized by the New England Chapter of NASP for his contribution to its educational seminars.

He is also an active member of the New England Chapter of the International Association of Special Investigation Units, and has been General Counsel to the Chapter for several years.

He is a frequent lecturer at local, regional, and national conferences. He has been a featured speaker at:

  • The International Claims Association
  • The Association of Investigative Managers
  • The Vermont Claims Association
  • The New England Chapter of the International Association of Special Investigation Units
  • The Northeast Chapter of the International Association of Auto Theft Investigators
  • The Northeast Chapter of the International Association of Arson Investigators

He has also been a featured speaker at the International Association of Special Investigation Units annual seminar on 16 occasions during its 30 year history.

Jacques' Education

  • Massachusetts School of Law
    J.D. 1991 - Member, Law Review
  • Northeastern University
    Cum Laude, B.S. 1981

Bar / Court Admissions

  • Admitted to Massachusetts Bar - 1991
  • Admitted to Maine Bar - 2013
  • Admitted to Vermont Bar - 2013
  • Admitted to New Hampshire Bar - 2008
  • Admitted to US District Court for Massachusetts - 1992
  • Admitted to US District Court for New Hampshire - 2009
  • Admitted to US District Court for Maine - 2014
  • Admitted to First Circuit Court of Appeals - 1999

Professional Memberships

  • American Bar Association
  • Massachusetts Bar Association
  • Maine Bar Association
  • Vermont Bar Association
  • New Hampshire Bar Association
  • Association of Trial Lawyers of America

Attorney Diana Delaney O'Hara, New England Subrogation

Diana Delaney O'Hara

Attorney Diana Delaney O'Hara, New England Subrogation

An attorney with 15 years of trial practice experience focused on all aspects of insurance related claims and criminal prosecutions. She has practiced in all state trial courts as well as federal courts.

Prior to becoming a civil trial attorney handling insurance related matters, Diana was an Assistant District Attorney in Suffolk County, Massachusetts.

For the last several years, Diana has handled subrogation matters for numerous national insurance companies.

She has extensive experience handling auto, products liability, construction defect, fires, floods, workers' compensation, actions against municipalities, state and federal agencies, building collapses, boiler, electrical failures, grill malfunctions, auto manufacturing defects, PIP/MEDPAY, trucking accidents, license suspensions, and marine claims.

Educational Activities & Presentations

Diana is an active member of the National Association of Subrogation Professionals (NASP). She has assisted in organizing educational seminars for the New England Chapter of NASP including its live auto burn in 2013, and its live structure burn in 2014. She is currently co-chair of the New England Chapter of NASP.

Diana has been a lecturer at the New England Chapter of the International Association of Special Investigation Units annual seminar and is a tutor aiding students prepare to take the Massachusetts Bar Examination. She is also an active member of the Women's Bar Association in Massachusetts.



















Diana's Education

  • Suffolk University
    Masters of Science in Criminal Justice, 2001
  • New England Law / Boston
    Juris Doctorate, 1998
  • Wheaton College
    B.A. 1995

Bar / Court Admissions

  • Admitted to Massachusetts Bar - 1999
  • Admitted to US District Court for Massachusetts - 2003
  • Admitted to New Hampshire Bar - 2009
  • Admitted to Maine Bar - 2009
  • Admitted to US District Court for New Hampshire - 2010
  • Admitted to the Rhode Island Bar - 2014
  • US District Court for Rhode Island - 2014
  • US District Court for Maine - 2014

Professional Memberships

  • Massachusetts Women's Bar Association
  • Massachusetts Bar Association
  • Maine Bar Association
  • Rhode Island Bar Association
  • New Hampshire Bar Association