John W. Dennehy - Nashua, NH
Attorney at Dennehy Law
Construction Law Lawyers in Nashua, NH
127 Main Street Suite 1 Nashua, NH 03060 - 2711
Nashua Construction Law Lawyer
Updated: 03/10/2026
Areas of Practice
- Construction Law
- Business & Commercial Law
Litigation: 70%
Attorney Information
Overview
John W. Dennehy's practice areas include Business Litigation, Design and construction Law, Corporate Law and Personal Injury. He served as a Litigation Partner at Donovan Hatem LLP where he oversaw the firm's New Hampshire Practice and served as a senior member of the General Trial Group and Professional Senior Member of the General Trial Group and Professional Practices Group. He was also counsel at Devine Millimet in Manchester, and served in the U.S. Marines, earning several Department of the Navy Commendations. In addition to being an attorney, he is also a certified Chartered Property and Casualty Underwrite.
Education
-
Legal Education
-
Suffolk University Law School,
Boston,
Massachusetts, 2003
J.D.
-
Suffolk University Law School,
Boston,
Massachusetts, 2003
-
Non Legal Education
-
University of North Carolina,
Wilmington,
North Carolina, 1994
B.A.
Honors: Honors in English Literature
-
University of North Carolina,
Wilmington,
North Carolina, 1994
Current Employment Position(s)
-
Managing Partner
Past Positions
- Devine, Millimet & Branch, Professional Association, New Hampshire, Counsel
- United States Marine Corps.
- Donovan Hatem LLP, Litigation Partner, 2007 - 2014
References
-
Stephen Kesselman, Esq.
-
Edmond Schneider, CPCU
-
Kelly Martin Malone, Esq.
-
Stephan Jouret, Esq.
Languages
-
Spanish
Classes and Seminars
- Commercial Construction Contracts, ACEC-NH, 2010 - Present
Pro Bono Activities
- Hampstead Congregational Church (Moderator)
- Hampstead,N.H.Civic Club (Served as Soccer and Basketball Coach)
- Major Dennehy Foundation (N.H. Non-profit Corporate Officer)
- National Marine Corps Bus. Network-Boston (President)
Representative Clients
SDM Investment Group, LLC
ADA Engineering, Inc.
Real Trust IRA Alternatives, LLC
Nicholoas Paterakis
Representative Cases
-
Lamprey v. Britton Constr
- Citation: 2010-800
- Court: N.H. Supreme Court
- Year: 2010
-
East End Corp. v. Irving Oil Corp.
- Citation: 2009-118
- Court: N.H. Supreme Court
- Year: 2009
-
Dartmouth College v. North Branch Constr.
- Citation: 2009-CV-00152
- Court: N.H. Bus. Session
- Year: 2009
Ancillary Businesses
Writing and Publishing
Published Works
Articles
-
Indiana Appeals Court Holds Economic Loss Doctrine Bars Negligence Claims Against Professionals, The Design and Construction Management Professional, 2009
Review of case where court by the dismissal of the defendant where plaintiff sought economic loss for damages but did not have a contract with the defendant -
Massachusetts Court Rules Design Team is Not Responsible for Contractor's Failure to Perform Work, Design and Construction Management Professional, 2009
Article about design team getting dismissed from lawsuit due to contractor's work not within their obligations. -
New Hampshire section of American Bar Association's Manual on Product Liabililty Warnings
-
Design Professionals Dismissed from Two New Hampshire Lawsuits, The Design and Construction Management Professional Reporter, October, 2009
Article discussing the dismissal of an architect and two engineering firms from New Hampshire lawsuits. -
American ABr Associations Manual on Product Liability, ABA, 2006
A state by state review of product liability warnings in which I co-authored the N.H. section.
Bar Admissions
- Massachusetts, 2003
- New Hampshire, 2004
- U.S. District Court District of Massachusetts, 2007
- U.S. District Court District of New Hampshire, 2004
- U.S. Court of Appeals 1st Circuit
Other Affiliations
- New Hampshire Bar Association
- Boston Bar Association
- Massachusetts Bar Association
- Massachusetts Defense Lawyers Association
- Charted Property & Casualty Underwriters Society
- Defense Research Institute
Photo
Contact
127 Main Street
Suite 1
Nashua, NH 03060 - 2711
Phone: 603-821-9444
Fax: 603-943-7642
Email: Send a message
Website: http://dennehylaw.com
Hours: 9:00 a.m. to 5:00 p.m M-F
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