Atty. Kyle B. Lamothe
Kyle is a partner practicing in the firm’s Toronto office. Kyle’s practice focuses on Canadian tax planning for businesses, individuals, and trusts, with a particular emphasis on owner-managed businesses, cross-border issues, high net worth families, and professionals.
Tax Law Attorney
Profile Summary
About Kyle B. Lamothe at a Glance
Kyle B. Lamothe is a tax attorney, practicing at Thorsteinssons LLP. Recognitions include Best Lawyers in America — Tax Law (2026).
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About Kyle B. Lamothe
- Kyle is a partner practicing in the firm’s Toronto office
- Kyle’s practice focuses on Canadian tax planning for businesses, individuals, and trusts, with a particular emphasis on owner-managed businesses, cross-border issues, high net worth families, and professionals
- He advises on all aspects of domestic and international tax law, including corporate structuring and reorganizations, private wealth and estate planning, business succession planning, immigration/emigration, purchase and sale transactions, and structuring professional groups
- Kyle takes pride in providing practical solutions that are tax-efficient, communicated in a clear, straightforward manner
- As a specialist, he frequently collaborates with clients’ existing advisors to deliver integrated plans that meet the client’s unique needs and priorities
- Kyle is a frequent speaker and author on tax topics for the Canadian Tax Foundation, Law Society of Ontario, Ontario Bar Association, Chartered Professional Accountants Ontario, and other organizations
- He is a current member of the Programming Committee for the Ontario Tax Conference and a former member of the CTF Toronto Young Practitioners Steering Committee
- Before joining Thorsteinssons, Kyle practiced with the tax group of a large national law firm and was a clerk at the Federal Court of Canada
Practice Areas Explained
Kyle B. Lamothe's Areas of Legal Practice
Each practice area below reflects the types of cases Kyle B. Lamothe handles, with a practical overview of what that area of law involves and how it may apply to your situation.
Tax Law
Tax attorneys handle IRS audits, tax debt, international tax, estate planning, and tax court litigation.
Kyle B. Lamothe is one of 84,606 tax attorneys indexed nationally. Browse tax attorneys →
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Professional Profile
Why Clients in Your Area Choose Kyle B. Lamothe
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Kyle B. Lamothe's practice in the field of tax.
Focused Tax Practice
Concentrating on tax means Kyle B. Lamothe's knowledge of relevant statutes, case law, and procedural nuances stays current — unlike generalist practices that spread attention across unrelated fields.
Transparent Client Communication
Clients consistently note that understanding what is happening in their case — and why — is as important as the outcome itself. Kyle B. Lamothe maintains clear, timely communication throughout every matter.
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