With 29 years of experience, Ison has extensive knowledge in all aspects of US and international tax planning and compliance, including complex cross-border projects, intellectual property migration, and tax treaty planning. He also specialises in foreign tax credit planning, tax efficient supply chain planning, and advanced pricing agreements.
Before joining Andersen Tax, Ison was a senior partner at KPMG, where he led a global tax services team. Earlier, he was a senior director of global tax planning for Corning. Before that, Ison was an international tax partner at EY and worked in Hong Kong and Tokyo for five years, serving as the US tax desk and local country international tax leader.