Derek G. Chiasson

Derek G. Chiasson

Tax Law
Recognized in Best Attorney USA since 2018

About Derek

Derek Chiasson is a partner in our tax team. His principal focus is on domestic and international tax aspects of mergers and acquisitions, corporate finance and corporate reorganizations, for public and private corporations. He also regularly advises on tax disputes, commodity taxes and executive compensation. Derek leverages his broad experience to bridge tax, finance and legal aspects of the transactions and reorganizations he works on, while maintaining strong technical skills, attention to detail and creativity. He also has industry experience, having served as vice-president, corporate development/strategy and legal affairs of a multi-national US public company in the video game industry listed on the NASDAQ exchange.

Derek Chiasson is a partner in our tax team. His principal focus is on domestic and international tax aspects of mergers and acquisitions, corporate finance and corporate reorganizations, for public and private corporations. He also regularly advises on tax disputes, commodity taxes and executive compensation. Derek leverages his broad experience to bridge tax, finance and legal aspects of the transactions and reorganizations he works on, while maintaining strong technical skills, attention to detail and creativity. He also has industry experience, having served as vice-president, corporate development/strategy and legal affairs of a multi-national US public company in the video game industry listed on the NASDAQ exchange.

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Reviews

4.6 / 5

37 Reviews

1,033 Profile Views

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Lynette Bauch

Feb 04, 2026

Really helpful and compassionate service from everyone at Derek G. Chiasson's firm

Just wanted to say a huge thanks to Derek G. Chiasson and the staff. They really went above and beyond for me and my family during a very difficult legal battle. We couldn't have done it without their...

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Alice Gottlieb

Feb 04, 2026

Outstanding experience with Derek G. Chiasson in Montréal - truly the best legal team

Short and sweet: Derek G. Chiasson is the real deal and a true professional in the field of Tax Law. If you're in Montréal and need help with your legal issues, call them immediately. You won't regret...