Best Lawyers in Canada for Mergers and Acquisitions Law

Lorraine Mastersmith is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Mergers and Acquisitions Law and Technology Law. Lorraine, who practices law in Ottawa, Ontario, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lorraine is held by other top lawyers in the same geographic and legal practice area.

Brendon Ho navigates the legal scene as a top-notch corporate and tax lawyer with knowledge and experience in mergers and acquisitions. With a facility for both corporate tax and corporate law, Brendon considers diverse perspectives, delivering optimal outcomes for clients. His advice spans a spectrum of business law areas, backed by a solid foundation with a Bachelor of Commerce from the University of Alberta, where he was awarded the Dr. Hu Harries Medal in Business as the program’s t...

Marvin Liebman is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law and Real Estate Law. Marvin, who practices law in Montréal, Quebec, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marvin is held by other top lawyers in the same geographic and legal practice area.

Recognized for his energy, his entrepreneurial spirit and his leadership role in his community, Frédéric Dorion is one of few lawyers to combine expertise in bank financing and transactional law in the field of commercial mergers and acquisitions. Particularly gifted at quickly grasping the essence and issues of our clients, Frédéric is committed to developing solid and lasting business relationships. He mainly advises companies on the development and drafting of v...

Bo Rothstein is the Managing Partner of the firm. He practices mergers & acquisitions, corporate finance and corporate commercial law. His experience includes acting as lead counsel on several domestic and cross-border mergers and acquisitions, public and private company financings, debt and equity issuances, joint ventures and partnerships. He is repeatedly named as one of Lexpert’s Leading Lawyers in Canada. In 2017 he was listed as one of Lexpert’s Leading Lawyers Under 40....

Michael Lang is a senior partner with 40 years' experience practising corporate and securities law, with a particular emphasis on capital markets transactions, mergers and acquisitions, corporate governance and public company compliance matters. Mr. Lang has served on and acted as counsel to several “blue ribbon” committees examining securities regulatory policy issues, including the Investment Dealers Association of Canada’s Committee on Take-Over Bid Regulation (Zimmerman ...

Brian Fast practises corporate-commercial law with a focus on securities and corporate finance. He has advised clients on initial public offerings, short form and shelf prospectus financings, mergers and acquisitions, reverse takeovers, corporate restructurings and reorganizations, and qualifying transactions, as well as capital alterations and the preparation of documentation for related transactions on all major Canadian and U.S. stock exchanges. He also frequently advises clients on corpor...

Simon Bisson is a member of the Corporate/Commercial law group. He advises clients on transactions relating to the acquisition and sale of businesses and the operation and financing of corporations and investment funds. A member of the Barreau du Québec since 2014, Simon focuses his practice on mergers and acquisitions, and venture capital and private equity. Simon holds a licence en droit (LLL) and a Juris Doctor from the University of Ottawa. Prior to his legal studies, he obtained a...

Viona M. Duncan is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Information Technology Law and Mergers and Acquisitions Law. Viona M., who practices law in Kitchener, Ontario, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Viona M. is held by other top lawyers in the same geographic and legal practice area.

Dezarae Senft is a partner in the McKercher LLP Regina office who practices in the areas of mergers and acquisitions, corporate finance and securities, corporate reorganizations, commercial real estate and general corporate/commercial and business law. Dezarae provides her clients with high-quality service and pragmatic advice and has been involved in various sophisticated transactions. She has represented many companies in connection with purchase and sale transactions, amalgamations, plans ...

Tara Amiri-Khaledi is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law. Tara, who practices law in Vancouver, British Columbia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tara is held by other top lawyers in the same geographic and legal practice area.

Charles Chevrette is a partner in the Corporate/Commercial group in our Montréal office. With nearly thirty years of experience, Charles has a particular expertise in private equity, mergers and acquisitions and venture capital. Over the years, Charles has been called upon to advise a wide range of private and public institutional investors on mergers and acquisitions or corporate financing and acquisitions, particularly in the technology sectors and in cross-border transactions. He re...

Jay Hoffman is a Partner and the Chair of Miller Thomson’s National Business Law Practice. His practice focuses on merger and acquisition and capital markets transactions, as well as providing advice to clients on corporate governance matters. He has over 25 years of experience advising clients on a broad range of corporate and securities law matters. Jay frequently acts for both domestic and international public and private corporations, independent board committees, financial advisors...

Constantinos Ragas is a senior partner at Fasken and a national co-lead of the firm’s Emerging Technology Group, a premier legal practice serving Canada’s innovation economy. Based in Montréal, he is widely recognized as one of the top venture capital and technology M&A lawyers in the country, with a practice that blends legal precision, strategic thinking, and deep market insight. For nearly two decades, Constantinos has played a leading role in shaping Québec&r...

Head of the Québec Business Law Group, Audrey St-Pierre has a strong experience in business, corporate and commercial law. She specializes primarily in complex mergers and acquisitions, major corporate reorganizations, equity financings and corporate restructurings. Since the beginning of her career, Audrey has been involved in transactions across the country and has been acting as a legal advisor for well-known foreign investors and acquirers. Known for her efficiency, her availabilit...

Al Hudec currently focuses his practice on commercial transactions involving Indigenous parties and has been lead lawyer on many of Canada’s most significant Indigenous transactions over the last 12 years. He is also a prominent legal advisor to the BC wine industry, advising on purchase and sale transactions and regulatory matters. Al is an M&A and Corporate Governance practitioner with 40 years of experience in all legal aspects of securities and corporate finance, including merge...