Brian D. Thomas - Manchester, NH
Attorney at Sheehan Phinney
Business Litigation Lawyers in Manchester, NH
1000 Elm Street 17th Floor Manchester, NH 03101
Manchester Business Litigation Lawyer
Updated: 03/10/2026
Areas of Practice
- Business Litigation
- Intellectual Property
- Startups/BOOST
Attorney Information
Overview
Since joining the firm in 2006, Brian has represented individuals and businesses of all sizes in a variety of civil litigation matters in both state and federal court. His work includes representation of both plaintiffs and defendants in general commercial disputes, trade secret and other intellectual property litigation; petitions to partition real property; mechanic's lien litigation; and enforcement of confidentiality and nondisclosure agreements. Brian also has broad experience in the electronic discovery practices that influence all litigation matters, including the preservation, mining and production of electronically-stored information.
Awards and Honors
Honors
- Rising Star by New England Super Lawyers®, Business Litigation
- New Hampshire Union Leader's 40 Under Forty
- Leadership Greater Manchester graduate
- Note Editor for the Suffolk Journal of Trial and Appellate Advocacy
- Member of the Suffolk University Moot Court Honor Board
- Suffolk Law’s Best Oral Advocate Award
- Suffolk Law’s Best Oral Advocate Award Suffolk Law’s Best Appellate Brief Award
Education
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Legal Education
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Suffolk University Law School,
Boston,
Massachusetts
J.D.
Honors: magna cum laude
Honors: Best Oral Advocate Award
Honors: Best Appellate Brief Award
Honors: Member of the Suffolk University Moot Court Honor Board
Law Journal: Suffolk Journal of Trial and Appellate Advocacy, Note Editor
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Suffolk University Law School,
Boston,
Massachusetts
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Non Legal Education
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Boston College
B.A.
Honors: magna cum laude
Honors: Phi Beta Kappa
-
Boston College
Current Employment Position(s)
-
Shareholder
Pro Bono Activities
- Founder and past Secretary, Manchester Moves, Inc., rail trail not-for-profit
- Graduate of Leadership Greater Manchester
- Past Member of Leadership Greater Manchester Steering Committee
- Past Member of New Hampshire Catholic Charities Finance Committee
- Past Member of State Administrative Board
- Past Member New Hampshire Bar Association Legislative Committee
Published Works
Articles
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Your Branding Blueprint: Creating and Defending Your Business Legacy (webinar)
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Protect Your Brand by Registering Your Trademark
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Protecting your supplement brand by registering your trademark
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Understanding the basics can reap your business rewards
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Unsolicited Facsimile Advertisements: Are Your Faxes Unlawful?
- Bankrupt Hotel Developer Must Face Bid For $15M Payout
- NH Legal Perspective: Understanding the mechanics of the mechanic’s lien
- We have to produce what? To whom? Where?
- Protect Your License, Protect Your Livelihood
- Long-Term Care Facilities Rejoice, Resident Fiduciaries Beware
Bar Admissions
- New Hampshire
- Massachusetts
- U.S. District Court District of New Hampshire
- U.S. Court of Appeals 1st Circuit
- Supreme Court of the United States of America
Other Affiliations
- New Hampshire Bar Associations
- Massachusetts Bar Associations
- American Bar Association
- Manchester Bar Association
- Past President, Manchester Bar Association
Photo
Contact
1000 Elm Street
17th Floor
Manchester, NH 03101
Phone: 603-945-9922
Fax: 603-627-8121
Email: Send a message
Website: https://www.sheehan.com/
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