About Irwin Lowy LLP

Irwin Lowy LLP is a small, specialized corporate and securities law firm in downtown Toronto. The firm focuses on commercial law for public and private companies, covering corporate finance, stock exchange listings, mergers and acquisitions, and continuous disclosure and regulatory matters. Its lawyers bring close to 100 combined years of corporate and securities practice, with backgrounds ranging from large multinational firms to in house legal departments and smaller firms. The firm has particular experience in the mining, cannabis, and technology sectors, and for U.S. related work it operates in affiliation with Nauth LPC, a firm focused on cross border corporate and securities matters.

Partners Christopher O. Irwin and Eric Lowy were both called to the Ontario bar in 1996. Irwin practiced at Power Budd LLP and Wildeboer Dellelce LLP before founding Irwin Professional Corporation, serving as its president since August 2006. Lowy practiced at Stikeman Elliott LLP and served as general counsel and corporate secretary to public and private companies before joining the firm. The firm's list of representative transactions shows a steady stream of private placements for mining and resource sector clients.

In the community

  • One of the firm's partners sits on the investment committee of the Lawson Foundation, a registered Toronto based charitable foundation focused on the healthy development of children and youth in Canada.
  • One of the firm's partners is a member of the Ontario Securities Commission's Small Business Advisory Committee.

Good to know

A person using a wheelchairWheelchair accessible

This firm’s lawyers at a glance

Called to the bar
1996–2024 · median 23 years in practice 8 of 9 lawyers
Law schools
University of Windsor (2), Osgoode Hall Law School, University of Ottawa, University of Southampton, Western University 6 of 9 lawyers

The neighbourhood

The firm's office is on Queen Street West in downtown Toronto's Entertainment District, a short walk west of University Avenue. Osgoode subway station and Osgoode Hall, the 19th century building that today houses the Law Society of Ontario, the Ontario Court of Appeal, and the Superior Court of Justice, are nearby at the Queen Street West and University Avenue corner. For a firm of corporate and securities lawyers, it's a location with a tie to the profession it serves.

Frequently asked questions

What kind of work does Irwin Lowy LLP do?
Irwin Lowy LLP is a small firm in Toronto focused on corporate and securities law for public and private companies, including corporate finance, stock exchange listings, mergers and acquisitions, and continuous disclosure and regulatory matters.
Does the firm work with mining and exploration companies?
Yes. The firm has substantial experience with mining and exploration companies at every stage, from initial staking through production, and its list of representative transactions shows regular work on private placements and financings for mining and resource issuers.
Does Irwin Lowy LLP handle cannabis industry matters?
Yes. The firm has worked with cannabis and cannabis infrastructure businesses in Canada and internationally since the industry's early days, including licensing applications, financing, joint ventures, and merger and acquisition matters.
Can Irwin Lowy LLP help a start-up incorporate and raise financing?
Yes. The firm advises early stage companies on incorporation, organization, and share structuring, on seed and later stage financings, and on the shareholder agreements and commercial contracts a new business needs.
Does the firm handle matters that cross into the United States?
For U.S. related corporate and securities questions, Irwin Lowy works in affiliation with Nauth LPC, a firm that focuses on U.S./Canada cross border corporate and securities law.
How big is Irwin Lowy LLP and how experienced are its lawyers?
Irwin Lowy is a small firm. Its lawyers' experience adds up to close to 100 combined years of corporate and securities law practice, including time at large multinational firms, in house legal departments, and other small firms.

Where to find them

Suite 401, 217 Queen Street West, Toronto, Ontario M5V 0R2 · 416-361-2515

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Listing compiled from the firm’s public website in August 2026. Verify licence status in the Law Society of Ontario directory ↗