Ian Halligan

Ian Halligan

Director, Firm Leader · +1 (312) 729-8123
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Ian has more than 25 years of professional experience in providing international tax advice to expatriates, inpatriates and high-net-worth individuals. He started his career in London and permanently moved to Chicago in 2001.

Deep expertise in individual income tax issues, ranging from dealing with large volume expat assignee programs to high-net-worth individuals with cross-border tax issues

Assists with inpatriation and expatriation planning, expat compensation structuring, equalization policy advice, foreign investment planning and foreign pensions

Advises on issues related to nonresident investors, tax treaty planning, foreign tax credit maximization for individuals and close company shareholders

Resource when it comes to all U.S. and U.K. interactive tax issues, offshore voluntary disclosure settlements with the IRS and withholding tax issues

Member of the U.K. Association of Taxation Technicians

Member of the U.K. Chartered Institute of Taxation




DePaul University - Chicago, Illinois

Master of Science in taxation