Best Lawyers in Canada for Tax Law

Ray Adlington is an experienced lawyer well versed in all areas of tax law. He has a robust practice with particular focus on corporate tax, commodity tax, and tax dispute resolution with the Canada Revenue Agency on behalf of taxpayers. Ray is a past four-year member of the joint Canadian Bar Association – CPA Canada Joint Committee on Taxation tasked with advising the Department of Finance (Canada) on tax policy and legislative drafting matters. He acts as counsel to private and publi...

Jonathan Lafrance is a tax litigator. Based in Montreal, Mr. Lafrance has developed a national practice helping clients resolved their tax disputes. Over the years, Mr. Lafrance has argued cases before the Court of Quebec, the Superior Court of Quebec, the Quebec Court of Appeal, the Supreme Court of British Columbia, the Alberta Court of Queen’s Bench, the Ontario Superior Court of Justice, the Tax Court of Canada, the Federal Court and the Federal Court of Appeal in the context of tax...

Frank is a member of the Tax/Trusts team at Koffman Kalef LLP, located in Vancouver, British Columbia. His practice focuses on advising and representing clients on tax and estate matters. With more than 25 years in the field, Frank provides guidance to businesses and high-wealth individuals on a range of tax issues, both domestic and international. His areas of focus include trusts, estate planning, and corporate reorganizations. Frank's extensive experience encompasses income tax, GST matter...

David H. Sohmer is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law and Trusts and Estates. David H., who practices law in Montréal, Quebec, has been recognized since 2006. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David H. is held by other top lawyers in the same geographic and legal practice area.

Marie-Claude Marcil is a partner in the Tax group of the Montréal office. With over 15 years of experience in tax litigation and dispute resolution, clients turn to her extensive experience in cases involving specific and general anti-avoidance rules, transfer pricing, acquisitions of control, deductibility of business expenses, employer payroll taxes, taxation of financial institutions, imposition of penalties, and scientific research and experimental development (SR&ED). She also...

Katia Sebastiani is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Katia, who practices law in Montréal, Quebec, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Katia is held by other top lawyers in the same geographic and legal practice area.

Alex's practice focuses on Canadian tax issues that affect multinationals with operations in Canada, including international tax planning (inbound structuring, transfer pricing, foreign affiliate taxation, cross-border employee mobility, withholding tax, tax treaty issues), M&A, reorganizations and financings. Alex is both a lawyer and a Chartered Professional Accountant. Alex advises clients in the digital economy, infrastructure, resource, healthcare, consumer product and retail spaces....

Mike Collinge is the Leader of the Tax Litigation and Controversy Practice for the Ontario Region of Deloitte Legal Canada LLP. His practice is primarily focused on tax litigation and tax controversy. He was admitted to the Law Society of Ontario in 2012 after receiving his Juris Doctor from the University of Toronto Faculty of Law and completing a clerkship at the Tax Court of Canada. Mike has successfully represented clients in a wide variety of domestic and international tax disputes invol...

Quentin Lageix is a partner in the Tax group. His practice encompasses all aspects of tax law. More specifically, Quentin advises clients on transactional taxation, international taxation and tax planning matters. Quentin participates in developing and implementing complex tax strategies. His practice focuses on domestic and cross-border corporate restructurings, reorganizations, mergers and acquisitions.

Brian Cohen is a partner and lawyer in Gowling WLG’s global Private Client Services Group. Based in Toronto, he assists clients in the areas of estate planning, trusts and personal taxation, with a focus on advising high net worth individuals on succession planning alternatives. Brian also advises donors, charitable organizations, public and private foundations, and not-for-profit organizations regarding the tax implications of formation, registration, governance and planned giving stra...

Brent focuses his practice on business and personal tax planning, leading projects for restructuring, split-ups, acquisitions, asset divestitures and financings. He represents clients in tax disputes, representing clients before the Canada Revenue Agency, Department of Justice and Department of Finance. From the Alberta Government to the Institute of Chartered Accountants, Brent has worked with a variety of government, industry and volunteer organizations to improve tax laws. For the past 30 ...

Sébastien Gingras has extensive experience as a legal and tax advisor. Throughout his career, his tax practice has led him to be involved in various transactions and operations where his involvement has extended well beyond the field of taxation. He advises investment funds, corporations, partnerships, public bodies, pension plans, commercial trusts, mutual funds and other businesses in their transactions and dealings, including investments, mergers and acquisitions, reorganizations an...

Florence Sauve is a partner in the Toronto office of Thorsteinssons LLP. Florence’s practice focuses on all aspects of taxpayer representation. She assists her clients in managing and resolving tax audit and appeal disputes and represents her clients before the courts. Florence has extensive experience in making representations to the federal and provincial tax authorities and successfully negotiating out of court settlements. She is currently working on a number of audits and appeals d...

Paul Ryan Ad. E. is a top attorney recognized by Best Lawyers in the practice area(s) of Alternative Dispute Resolution and Tax Law. Paul, who practices law in Montréal, Quebec, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Paul is held by other top lawyers in the same geographic and legal practice area.

Me Alain Ménard, a lawyer and partner of Cain Lamarre, has been a member of the Quebec Bar since 1979. Me Ménard holds a Master’s degree in Business Administration and is a managing partner in charge of the Taxation Group. He began his career at the federal Department of Justice where he represented the Canada Revenue Agency for several years. Me Ménard has served as vice-chair of the Commission de la santé et de la sécurité du travail and as pr...

Lorne H. Saltman is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law and Trusts and Estates. Lorne H., who practices law in Toronto, Ontario, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lorne H. is held by other top lawyers in the same geographic and legal practice area.