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This content is provided by Melissa MacKewn.

Practice Areas

Melissa is experienced litigation counsel with a widely recognized expertise in civil and regulatory securities cases and complex commercial litigation matters. Melissa worked as a Senior Prosecutor in the Enforcement Branch of the Ontario Securities Commission (OSC) from 2004-2008. She was seconded from that position for a one year term to serve as Acting Chief Enforcement Counsel and Manager of Investigations at the Investment Industry Regulatory Organization of Canada (IIROC). From her time as a regulator, Melissa gained an in-depth understanding of the substantive legal and policy issues at play in securities litigation matters.

Melissa acts on a wide range of securities regulatory matters before the OSC, IIROC and the Mutual Fund Dealers Association of Canada, both on the prosecution and defence side. Melissa routinely represents clients in 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 maintains an active complex commercial litigation practice with expertise in advising investors, registrants, issuers, officers, directors, underwriters and private and public corporations on a variety of corporate and securities matters, including (defense-side) 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.

Main Areas of Law

Melissa is experienced litigation counsel with a widely recognized expertise in civil and regulatory securities cases and complex commercial litigation matters. Melissa worked as a Senior Prosecutor in the Enforcement Branch of the Ontario Securities Commission (OSC) from 2004-2008. She was seconded from that position for a one year term to serve as Acting Chief Enforcement Counsel and Manager of Investigations at the Investment Industry Regulatory Organization of Canada (IIROC). From her time as a regulator, Melissa gained an in-depth understanding of the substantive legal and policy issues at play in securities litigation matters.

Melissa acts on a wide range of securities regulatory matters before the OSC, IIROC and the Mutual Fund Dealers Association of Canada, both on the prosecution and defence side. Melissa routinely represents clients in 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 maintains an active complex commercial litigation practice with expertise in advising investors, registrants, issuers, officers, directors, underwriters and private and public corporations on a variety of corporate and securities matters, including (defense-side) 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.