International Wealth Tax Advisors (IWTA)


Jack R. Brister, EA, MBA, TEP

Managing Member & Founder

Jack Brister has over 30 years of experience in forensic accounting, international tax and tax law consulting. Jack founded International Wealth Tax Advisors (IWTA) in 2015 to specialize in servicing international private clients, foreign businesses desiring to do business in the U.S., and individuals working and living abroad.

Jack started his career embedded in the U.S. Internal Revenue Service’s Criminal Investigation Unit. Jack worked on a variety of multi-jurisdictional cases in cooperation with federal, state and local law enforcement agencies that investigate and prosecute tax evasion,  as well as white collar crimes and violent crimes with a financial and tax component.

After moving to the private sector, Jack has been servicing and advising international families, investors, and foreign businesses with U.S. inbound income and estate tax matters for over 25 years. He also advises individual clients working and living outside their home country.

Jack specializes in integrated income and estate tax planning. He consults extensively for global clients on the state and local tax implications arising when foreign businesses establish operations in the U.S  or plan on selling their products to U.S. consumers Jack’s extensive experience working with the IRS along with his almost encyclopedic knowledge of complex tax codes and tax laws enables him to help clients turn potential problems into opportunities and mitigate financial risk.

Jack works closely with clients and their legal teamto anticipate and plan for maximizing wealth and minimizing U.S. income, estate, gift and State excise taxes that apply to foreign businesses selling their products or services to U.S. customers.

Jack’s clients include multinational families, investors, international businesses and U.S. taxpayers working and living abroad. His clients are from and live in various regions of the world such as Western Europe, Singapore, India, Australia, New Zealand, Brazil, Peru, Ecuador, Mexico, and the Middle East.

Before founding International Wealth Tax Advisors for the purpose of servicing clients with U.S. inbound transactions and those individuals working and living abroad, Jack was the international tax group leader for two large national CPA firms. He also assisted and advised other international clients while at CPA firm Deloitte & Touche.


Jack has served and continues to serve as the U.S. tax counsel to the Brazilian international passenger airline Azul Linhas Aereas Brasileiras.

For the last few years Jack has been a contributor to the Lexis’ FATCA & CRS Guide edited by Professor William Byrnes, Executive Professor of Law – Texas A&M University. Jack penned the article, Foreign Trusts:  The Capital Loss Debate, published by the professional journal Trust & Estates, the leading authority cited by the legal community specializing in international trust and estate matters. Jack has also been published on other topics of international tax matters by various distinguished journals.

 Jack Brister is a regular speaker on international tax matters. His recent speaking engagements include:

  • Completing Form 8833 Treaty-Based Return Position Disclosure: Claiming Income Tax Treaty Benefits, November 2018
  • Foreign Investment in U.S. Real Estate: Tax Planning and Compliance After TCJA 2017, April 2019
  • Estate Planning with Foreign Trusts and U.S. Beneficiaries, April 2019 
  • Form 1040NR for Foreign Trusts, July 2019
  • Form 3520: U.S. Beneficiaries of Foreign Trusts, September 2019
  • Qualified Opportunity Zones, October 2019


“Life is like a game of chess. You must think your moves all the way through: What will be the potential implications today and in the future?”

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