Partner at Fasken Martineau DuMoulin LLP
Location: Toronto, Ontario
Called to the Bar: 2006 (ON)
Phone: (416) 865-5422
Email: [email protected]
Timothy S. Fitzsimmons is a seasoned partner at Fasken Martineau DuMoulin LLP’s Toronto office. Renowned for his in-depth expertise in Canadian and international income tax and commodity tax, Timothy provides comprehensive legal guidance in audit defence, objections, litigation, appeals, and tax dispute resolution. His strategic approach has made him a trusted advisor to varied sectors including financial services, cryptocurrency, real estate, aviation, natural resources, transportation, health care, communications, and manufacturing.
Timothy assists clients in proactively identifying and managing domestic and global tax risks, especially during complex M&A transactions and tax compliance processes. His services include pre-filing reviews, effective coordination with internal tax staff and accountants, proactive reporting and disclosure, and comprehensive audit management. With his robust litigation experience, Timothy has successfully represented clients before the Ontario Superior Court of Justice, Tax Court, Federal Court, and the Federal Court of Appeal.
Looking for a top-tier Canadian tax lawyer in Toronto? Timothy S. Fitzsimmons stands out for his strategic legal solutions, results-driven representation, and cross-border expertise in tax litigation and advisory services.
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December, 2025
Tuesday
August 26,2019
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