Experienced Tax Attorneys

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Kevin E. Thorn

Managing Partner

Highly Accomplished Tax Attorney

Kevin. E. Thorn is a highly accomplished national and international tax attorney.  He is widely known throughout the United States and abroad for delivering top-quality legal counsel and representation to clients involved in sophisticated tax law controversies and disputes.  Businesses and individuals alike seek out Mr. Thorn for his skilled advocacy, professionalism and in-depth understanding of complicated tax laws and legal procedures. 

Kevin Thorn has extensive experience representing clients dealing with serious civil and criminal tax law matters, including cases involving offshore voluntary disclosures, the Foreign Account Tax Compliance Act (FATCA), Foreign Bank Account Reporting (FBAR), Internal Revenue Service and Department of Justice criminal investigations, undisclosed offshore accounts, IRS audits and litigation, civil examinations, business tax and ethics, and professional responsibility.   He also counsels individual taxpayers and businesses on tax planning, business planning, wealth management and asset protection strategies.

National and International Client Base

Mr. Thorn’s clients include individual taxpayers, professionals, banks, trusts, corporations, partnerships and other entities throughout the nation and across the globe.  With office locations in Washington D.C., Boston, Massachusetts and the New York/New Jersey region, Mr. Thorn is well positioned to advocate for clients before the IRS, Department of Justice, United States Tax Court, IRS Whistleblower Office and the various other courts and authorities across the country that handle tax law cases and disputes.  In each matter, Mr. Thorn works with his clients to quickly and favorably resolve sensitive issues and controversies, while minimizing the penalties, fines and exposure often associated with tax law cases. 

Distinguished Background and Experience

Prior to establishing Thorn Law Group, Mr. Thorn was a Partner and Chair of the Tax Controversy practice group at one of the largest law firms in the southeastern portion of the U.S. He has also served as an attorney with the IRS and as a law clerk with the U.S. Tax Court.

Additionally, he served as a Senior Tax Consultant in the Boston office of Price Water House Coopers.  These diverse experiences have given him a unique understanding and insight into how the government initiates, investigates and prosecutes complex tax law cases. Mr. Thorn draws on these experiences to develop aggressive case plans and strategies that bring his clients’ tax law controversies and disputes to a successful resolution.

Professional Involvement:

Mr. Thorn is an active participant and regular contributor to a number of prominent professional associations and organizations.   He is a member of the American Bar Association (ABA) and the ABA Section of Taxation’s Civil and Criminal Tax Penalties Committee where he serves on the IRS Offshore Voluntary Disclosure and the Civil & Criminal Penalties task forces. 

Mr. Thorn has been called upon to present programs to banks and financial service organizations in Europe, the Caribbean and in other parts of the world on FATCA and other U.S. reporting requirements related to foreign assets and offshore accounts.  He has also spoken on a variety of important tax law developments and procedures before the ABA Section of Taxation, Federal Bar Association, state bar associations and at a number of regional and academic conferences across the United States.


Prior Professional Experience:

  • Partner and the Chair of the Tax Controversy Practice of a major Southeastern law firm
  • Judicial Law Clerk to the Honorable Laurence J. Whalen of the United States Tax Court
  • IRS Attorney and Acting Chief of Enforcement for IRS Office of Professional Responsibility


Bar Admissions:

  • District of Columbia
  • New Jersey

If you have questions about the services provided at Thorn Law Group or would like to discuss a tax matter with an experienced attorney at our firm, contact Kevin E. Thorn, Managing Partner, at ket@thornlawgroup.com, or by calling:

Washington D.C. Office:
(202) 349-4033

New Jersey Office: 
(201) 842-7696

Boston Office:
(617) 692-2989

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