Matthew S. Kelleher

David practises in the areas of Corporate Law, Mergers and Acquisitions and Corporate Finance. He has been named by Best Lawyers® as one of the best lawyers in Canada in the practice area of Corporate Law. He handles all manner of M&A , Private Equity and Debt transactions with an emphasis on: private company sales and divestitures; middle-market company mergers and acquisitions; and the Canadian component of institutional fund purchases and divestitures. David has also developed an a...

Edward Marrocco is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law, Corporate and Commercial Litigation, Criminal Defence and Health Care Law. Edward, who practices law in Toronto, Ontario, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Edward is held by other top lawyers in the same geographic and legal practice area.

Colin Smith is a partner in the Toronto office of Thorsteinssons LLP. Colin’s practice covers all income tax matters relating to domestic and foreign business ventures and administrative appeals to the Canada Revenue Agency. However, Colin has a particular focus on the taxation of private corporations and estate planning for high net-worth clients. Colin is a frequent lecturer and contributor to various tax publications. Colin has published various articles in the Federated Press’...

Vanessa Grant practises business law in our Toronto office. Her practice focuses on mergers and acquisitions, corporate finance and corporate governance for public and private corporations, including private equity and venture capital. She also provides ongoing general corporate and commercial legal advice to a number of clients.She has worked with several national and international clients in various industries, with a particular focus on technology companies, life sciences companies, and RE...

Russell Dufault practises in all areas of transactional banking and corporate finance matters, with an emphasis on cross-border and multi-jurisdictional structured financings. Russell's experience includes acting for domestic and international commercial banks, non-bank financial institutions, alternative and private credit providers, private equity funds and sponsors, as well as corporate borrowers and issuers, in connection with senior and subordinated debt, asset-based and cash flow facili...

Alysha Shore is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law, Corporate and Commercial Litigation, Health Care Law and Labour and Employment Law. Alysha, who practices law in Toronto, Ontario, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alysha is held by other top lawyers in the same geographic and legal practice area.

David W. Chodikoff, B.A. (Spec. Hons), M.A., LL.B., is a partner and specializes in civil and criminal tax litigation at Miller Thomson. David was a former counsel and a Crown Prosecutor at the Department of Justice. He has over 100 reported decisions. David has appeared in over 565 cases before the courts. David has been recognized by Canadian, American and European authorities as one of the leading tax controversy leaders in the world. He has edited and contributed to 9 tax books including ...

Peter Gross is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law and Municipal Law. Peter, who practices law in Toronto, Ontario, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Peter is held by other top lawyers in the same geographic and legal practice area.

Sean Stevens is Co-Leader of the Firm’s Capital Markets and Mergers & Acquisitions (CM and M&A) Group and the Chair of the Ontario Region’s Business Law Group. His practice is focused on domestic and cross border mergers and acquisitions, private equity transactions, corporate reorganizations and infrastructure projects. Clients include public and private companies, private equity funds and their investors, business owners and project sponsors and financers. For two decade...

Lionel Tupman is a top attorney recognized by Best Lawyers in the practice area(s) of Professional Malpractice Law and Trusts and Estates. Lionel, who practices law in Toronto, Ontario, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lionel is held by other top lawyers in the same geographic and legal practice area.