Overview

Alan Granwell is an attorney in Holland & Knight's Washington, D.C., office, with more than 50 years of experience in international taxation. In his long and wide-ranging career, he has represented multinational corporations and globally oriented high-net-worth clients in a broad array of international tax planning, compliance and controversy matters, including serving as an expert witness.

Mr. Granwell also advises on tax transparency initiatives, including the Corporate Transparency Act (which will have widespread application to privately held companies and their beneficial owners), the Foreign Account Tax Compliance Act, the Common Reporting Standard and the U.S. Department of Justice Swiss Bank Program.

In the early 1980s, Mr. Granwell was the International Tax Counsel and Director, Office of International Tax Affairs, U.S. Department of the Treasury. In that capacity, Mr. Granwell was the senior international tax adviser at the Treasury Department and was responsible for advising the Assistant Secretary for Tax Policy on legislation, regulatory and administrative matters involving international taxation and directing the U.S. tax treaty program.

Mr. Granwell began his career working at Wall Street law firms. He then moved to Washington, D.C., to accept his government appointment to work for the Treasury Department. Thereafter, he returned to private practice in Washington, D.C. Prior to joining Holland & Knight, Mr. Granwell was a tax attorney for a boutique international tax law firm.

Mr. Granwell is a Fellow of the American College of Tax Counsel and a well-known, frequent commentator and lecturer on international tax matters. He has authored numerous articles for publications, both in the United States and abroad. He has made presentations for the American Bar Association, Section of Taxation, the International Bar Association, the International Fiscal Association, the Society of Trust and Estate Practitioners (STEP) and other organizations in numerous countries around the world. Mr. Granwell also is an active member of the STEP, particularly organizing, moderating and presenting at educational webinars, and is a former chair of the Mid Atlantic Branch, the current Co-Director of Programs for the Mid Atlantic Branch, and a frequent contributor to STEP USA Alerts.

Credentials

Education
  • New York University School of Law, LL.M.
  • Boston University School of Law, LL.M., Taxation
  • Boston University School of Law, J.D.
  • Middlebury College, A.B.
Bar Admissions/Licenses
  • District of Columbia
  • Massachusetts
  • New York
Court Admissions
  • U.S. Tax Court
  • U.S. Court of Federal Claims
  • U.S. District Court for the Southern District of New York
  • U.S. District Court for the Eastern District of New York
  • U.S. Court of Appeals for the Second Circuit
Memberships
  • Society of Trust and Estate Practitioners (STEP), Mid-Atlantic Branch, Vice-Chair: Programs
  • International Bar Association, Taxation Section (Taxes and Individual Tax and Private Client)
  • International Fiscal Association
  • American Bar Association, Section of Taxation
  • District of Columbia Bar Association, Tax Section
  • New York State Bar Association, Tax Section, Nonresident Member
  • International Tax and Finance Forum, A Private Tax Discussion Group (Washington, D.C.)
  • Tax Review, A Private Tax Discussion Group (New York, N.Y.), Founding Member
  • Washington International Tax Study Group (Washington, D.C.), A Private Tax Discussion Group
Honors & Awards
  • The Best Lawyers in America guide, Tax Law, 2006-2026
  • Who's Who Legal: Corporate Tax, 2022; Corporate Tax - Advisory, 2022
  • Washington, D.C., Super Lawyers magazine, 2018

Multimedia

2025 Veterans video Thumb/Still
2025 Veterans Day Tribute
Residential Real Estate Reporting: What Real Estate Professionals Need to Know
Residential Real Estate Reporting: What Real Estate Professionals Need to Know
What You Need to Know About the Recalibrated Corporate Transparency Act
What You Need to Know About the Recalibrated Corporate Transparency Act
CTA Webinar Graphic
Corporate Transparency Act: Reporting Is Back On
Corporate Transparency Act: Time is Running Out Part II Multimedia Graphic
The Corporate Transparency Act: Time Is Running Out! (Part II)
The Corporate Transparency Act: Time Is Running Out!
2024 Veterans Day Tribute Thumb/Still
2024 Veterans Day Tribute
Corporate Transparency Talk Episode 3 Still
Podcast - Examining FinCEN FAQs, Proposed Legislation and Other CTA Developments
CTAIsraelStill
What Israeli Investors and Their Counsel Need to Know About Recent U.S. Transparency Developments
CTA Declared Unconstitutional
CTA Declared Unconstitutional
The Corporate Transparency Act and Its Impact on Private Client Transactions
The Corporate Transparency Act and Its Impact on Private Client Transactions
CTT Episode 1 Still
Podcast - Understanding the Corporate Transparency Act
CPA Webinar Series: The Corporate Transparency Act
CPA Webinar Series: The Corporate Transparency Act
The Corporate Transparency Act: What You Need to Know
The Corporate Transparency Act: What You Need to Know
The Corporate Transparency Act is Coming: Are You Ready?
The Corporate Transparency Act is Coming: Are You Ready?
Mexican and United States Transfer Pricing Developments
Mexican and United States Transfer Pricing Developments
SimmonsSimmonsandHKStill
What You Need to Know About the New IRS Approach to Approving Requests for Advance Pricing Agreements and Renewals
FBAR Latest Developments
FBAR Latest Developments
Corporate Transparency Act Reporting Rules: What You Need to Know
Corporate Transparency Act Reporting Rules: What You Need to Know
CPA Webinar
What You Should Know About U.S. Sanctions Imposed on Russian Elites, Proxies and Oligarchs
Sound Waves
Keeping Up With Crypto: The Latest Tax, Compliance and Enforcement Initiatives in the U.S., U.K. and EU
White House with blue sky in background
Podcast: An Update on the Digital Economy and DSTs
The First 100 Days of the Biden Administration - Episode 2: The Digital Economy and Tax
Podcast: The Digital Economy and Tax
Sound Waves
IRS Guidance on Stranded Nonresident Aliens
Non U.S. Tax and Financial Advisors Webinar Still
What Non-U.S. Tax and Financial Advisors Should Know About U.S. Taxation Relief in Response to the COVID-19 Pandemic

Publications

Speaking Engagements

News