Jeffrey MacIntosh

Jeffrey MacIntosh is a Professor at the University of Toronto Faculty of Law, specializing in Corporation Law, Corporate Finance, Securities Regulation, Venture Capital, and Small Firm Financing. He holds law degrees from Harvard and the University of Toronto, along with a Bachelor of Science from MIT.

Education:

• Harvard Law School (LL.M./J.D.)
• University of Toronto Faculty of Law (LL.B.)
• Massachusetts Institute of Technology (B.Sc.)

Research Interests
Professor MacIntosh's work bridges corporate law and finance, focusing on venture capital exit strategies, securities regulation, and the impact of government policy on innovation. His research explores interjurisdictional competition in shaping Canadian corporate law, governance issues in dual-class share structures, and the role of institutional shareholders in capital markets.

Publication Trends
His publications, often co-authored with Douglas J. Cumming, span empirical studies on venture capital cycles, regulatory barriers for small firms, and comparative analyses of Canadian and U.S. corporate law. Recent work addresses high-frequency trading, prospectus exemptions, and damages quantification in securities litigation.

Scientific Awards

• John M. Olin Fellow, Yale Law School (1988-89)

Leadership & Affiliations
He served as the Toronto Stock Exchange Chair in Capital Markets Law and directed U of T's Capital Markets Institute (now the Johnston Centre). He contributed to the Ontario Securities Commission Task Force on Small Business Financing and advised on policy papers for the Bank of Canada and Canadian Ministry of Finance.