David J. "Dave" Nagle

Sullivan & Worcester LLP

Recognized since 2011

Boston, Massachusetts

Practice Areas

Litigation and Controversy - Tax

Tax Law

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Dave is a co-managing partner of Sullivan. His practice involves both transactional tax planning and representing taxpayers in disputes before the Internal Revenue Service and the Massachusetts Department of Revenue.

Contact & Links

E-mail: dnagle@sullivanlaw.com
Lawyer Page: https://www.sullivanlaw.com/david-j-nagle

Location

One Post Office Square
Boston, MA 02109

Education

Boston University School of Law, LL.M., graduated 2000
Harvard University, J.D., graduated 1997
University of Michigan, M.A., graduated 1995
University of Virginia, B.A., graduated 1991

Bar Admissions

Massachusetts, Bar

Affiliations

American College of Tax Counsel - Fellow
American Bar Association, Section of Taxation - Member
Boston Bar Association - Education Committee; Former Co-Chair, Tax Section; Former Co-Chair, State & Local Tax Committee
Massachusetts Department of Revenue (DOR) - Former Advisory Council Member
Massachusetts Continuing Legal Education, Inc. (MCLE) - Tax Curriculum Advisory Committee
State Tax Committee of Associated Industries of MA (AIM) - Member
Greater Boston Chamber of Commerce - Government Affairs Committee; 2011 Boston's Future Leaders Program
Independent SALT Alliance - President and Board Member
Boston University School of Law - Former Adjunct Faculty Member

Court Admissions

U.S. District Court, District of Massachusetts
U.S. District Court, District of Connecticut
U.S. Tax Court
U.S. Court of Appeals for the First Circuit

Sullivan & Worcester LLP

Headquarters: Boston, Massachusetts

34 The Best Lawyers in America^® awards

9 Best Lawyers: Ones to Watch^® in America awards

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Named "Lawyer of the Year" by Best Lawyers^® for:

Litigation and Controversy - Tax, Boston (2023)
Tax Law, Boston (2020)
Litigation and Controversy - Tax, Boston (2018)
Litigation and Controversy - Tax, Boston (2016)
Tax Law, Boston (2014)
Litigation and Controversy - Tax, Boston (2012)

Recognized in The Best Lawyers in America^® 2025 for work in:

Litigation and Controversy - Tax
Tax Law

Awards:

Boston Magazine 2021 Top Lawyers, Tax (2021)
Best Lawyers' Boston Tax Law Lawyer of the Year (2014, 2020. 2023)
Tax Controversy Leaders' Guide, International Tax Review (2013-2014, 2016-2023)
The Legal 500 U.S. (2012, 2015-2017, 2019, 2020, 2022)
Best Lawyers’ Boston Litigation & Controversy - Tax Lawyer of the Year (2012, 2016, 2018)
Best Lawyers in America® (2011-2023)
Chambers USA, Ranked in Tax (Massachusetts) (2010-2015)
Massachusetts Super Lawyers (2010-2018)
"Rising Star," Massachusetts Super Lawyers (2005-2008)