LAWYERS

Melissa MacKewn Partner

Direct: 416.217.0840
Fax: 416.217.0220
Email: mmackewn@cmblaw.ca
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Melissa is experienced litigation counsel with a widely recognized expertise in civil and regulatory securities cases, professional disciplinary matters and complex commercial litigation matters.

Melissa’s expertise is unique in that she acts on a wide range of securities regulatory matters before the OSC, IIROC and the MFDA, both on the prosecution and defence side. Melissa routinely acts as counsel on compliance and registrant regulation matters and enforcement investigations, settlements and contested proceedings involving such issues as insider trading, disclosure violations and market manipulation. Melissa also acts as outside prosecution counsel on complex disciplinary matters before the Chartered Professional Accountants of Ontario and is regularly retained to advise on matters before other regulatory authorities across the country in the insurance and financial sectors.

Melissa maintains an active commercial litigation practice and has appeared before all levels of Court in Ontario. She advises investors, registrants, issuers, officers, directors, underwriters and private and public corporations on a variety of corporate and securities matters, including securities class action proceedings, corporate and shareholder disputes, oppression remedy matters, proxy battles, corporate governance matters, investment loss claims, breach of contract and professional negligence matters.

Awards & Recognition

In addition to being recognized as one of the Top 25 Women in Litigation by Benchmark Canada since 2017, Melissa was named the 2018 Lawyer of the Year for Securities Law in the Toronto area by Best Lawyers in Canada. Melissa has also been recognized by Lexpert as one of the Top 500 Lawyers in Canada, by Chambers Canada as a leader in the field of securities litigation and by Best Lawyers in the fields of corporate commercial and securities litigation.

Speaking Engagements & Publications

Moderator, Northwind’s 2nd Internal and Enforcement Investigations Invitational Forum Conference, June 11 & 12, 2019

Faculty, “Securities Advocacy”, The Advocates’ Society, May 7, 2019

Speaker, “Client Complaints and Complaint Resolution”, PCMA Compliance Network Meeting, June 19, 2018

Speaker, “Institutional Bias”, Disciplinary Resources Group, CPA Organizations in Canada, June 8, 2018

Faculty, 16th Annual Spring Symposium: The Advocates Matters, The Advocates’ Society, April 27, 2017

Quoted, “Swifter Regulations”, Lexpert Special Edition — Litigation, Sheldon Gordon, November 25, 2016

Panellist, “Private Lending and the Private Markets — Issues and Challenges for MICs and MIEs”, 2016 PCMA Conference, May 9, 2016

Speaker, “A Perspective From Past Regulators Who Have Retired Their Jerseys”, Stickhandling Compliance Challenges, NSCP 2016 Canadian Conference, April 4, 2016

Panellist, “When Compliance Reviews Don’t Go As Planned”, Capital Raising and Effective Regulation — Private Capital Markets and Canada’s Economic Development, 2015 PCMA Conference, May 19, 2015

Speaker and Author, “Evidence in Administrative Hearings”, Proving Your Case:  Evidence for Litigators, Ontario Bar Association Professional Development Program, May 7, 2015

Speaker and Co-Author, “The Paper Chase: Documentary Requests and Production”, Short Course in Prosecuting and Defending Professional Discipline Cases, Osgoode Hall Law School PD, January 30, 2015

Speaker, “Effective Litigation, Getting Things Done”, The Law Society of Upper Canada, Continuing Professional Development, April 4, 2014

Contact

Direct: 416.217.0840
Fax: 416.217.0220
Email: mmackewn@cmblaw.ca
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Awards & Recognition

Education

Called to the Bar - 1997

LL.B., University of Western Ontario - 1995

Associations

Co-chair of the OSC’s Litigation Assistance Program

Member of the OSC’s Securities Proceedings Advisory Committee

Board Member of the Private Capital Markets Association of Canada

Member of The Advocates’ Society