Arlene Mack

Arlene Mack

Partner, Financial Services

Contact Information

tel: 416.862.4726



Bar Admission

Ontario, 2012


  • Osgoode Hall Law School, J.D. (Hennick Centre Medal for Academic Excellence)
  • Schulich School of Business, M.B.A., specializing in Finance and Strategic Management (Silver Medal)
  • University of Calgary, B. Comm. (with distinction)



Arlene has a broad practice covering corporate and securities law, with a focus on securitization and structured finance, corporate finance and financial institutions regulatory capital transactions. Arlene acts for clients on a variety of securitization and structured finance transactions and regularly advises securitization conduits, issuers, underwriters and investment banks on securitization and structured finance transactions across a range of asset classes including credit card receivables, consumer loans, automotive loans and lease receivables, equipment and automotive dealer floorplan receivables and trade receivables. She also advises on public and private initial and secondary offering of corporate and financial institutions debt and equity with an emphasis on bank regulatory capital matters.

Arlene’s experience also includes advising on general corporate finance and securities transactions (issuer and dealer-side), public offerings and private placements of both debt and equity securities, mergers and acquisitions, and emerging and high growth companies and venture capital financings. In 2021, Arlene was recognized as a “One to Watch” in Venture Capital Law by Best Lawyers for her work in venture capital.

Prior to joining Osler, Arlene worked for several years as a strategic business consultant and project manager for an emerging technology company. She obtained her J.D./M.B.A. from the Osgoode Hall Law School and the Schulich School Business and was recognized as the top graduating J.D./M.B.A.

    Corporate Finance

    • Bank of Montreal in its $1 billion offering of Limited Recourse Capital Notes, Series 3
    • Laurentian Bank in its inaugural LRCN offering
    • The Bank of Nova Scotia in its US$1.25 billion senior notes offering
    • Bank of Montreal in connection with its offerings of Non-Cumulative 5-Year Rate Reset Class B Preferred Shares and Subordinated Debt (Non-Viability Contingent Capital (NVCC))
    • The Bank of Nova Scotia in connection with its offerings of Non-Cumulative 5-Year Rate Reset Preferred Shares and subordinated debt (Non-Viability Contingent Capital (NVCC))
    • The agents in connection with various note offerings by TELUS Corporation, CT Real Estate Investment Trust and Caterpillar Financial Services Limited
    • The agents in connection with a C$2.0 billion maple bond offering by Anheuser-Busch InBev Finance Inc.



    • Principal counsel to two Schedule I Banks with respect to their ongoing term securitization matters
    • Issuer’s counsel on the issuance of several series of credit-card receivables-backed notes issued by Master Credit Card Trust, a Bank of Montreal sponsored securitization trust
    • Underwriters’ counsel on several offerings of credit card receivables-backed notes issued by Golden Credit Card Trust, a Royal Bank of Canada sponsored securitization trust


    Emerging and High Growth Companies, Venture Capital and Other Financings

    • Clio in connection with its connection with its US$250 million Series D investment from TCV and JMI Equity.
    • Hootsuite Media Inc. and its shareholders in connection with its US$165 million Series B financing and secondary sale of shares involving Insight Venture Partners, Accel Partners and OMERS Ventures (the largest venture capital financing of a Canadian software company)
    • Q4 in connection with its C$22 million growth round of financing
    • Verafin Inc. and its shareholders in connection with a C$60 million investment from Spectrum Equity, a leading growth equity firm focused on the information economy
    • Numerous emerging technology and high growth companies and angel and venture capital investors (including BDC Capital, Insight Venture Partners and MaRS Investment Accelerator Fund) in connection with various private financing transactions


    Mergers and Acquisitions

    • COM DEV in connection with its acquisition by a subsidiary of Honeywell International Inc. by way of a plan of arrangement and its spinoff of exactEarth Ltd.
    • Constellation Brands in the C$1.03 billion sale of its Canadian wine business to Ontario Teachers’ Pension Plan
    • Duff & Phelps Canada Limited in its acquisition of Campbell Valuation Partners Limited and Veracap M&A International Inc.
    • Hootsuite Media Inc. in connection with its acquisition of UberVu Limited
    • Preferred share investors in connection with the merger of equals between and
    • Purpose Investments Inc. in connection with its acquisition of Redwood Asset Management Inc.

  • Best Lawyers: Recognized as “One to Watch” in Venture Capital Law

  • Silver Medal for the second highest grade point average in the M.B.A.

  • Hennick Centre Medal for Academic Excellence for the highest grade point average in the J.D./M.B.A.

  • Union Carbide Scholarship for Academic Excellence in the M.B.A.

  • Ontario Bar Association

  • Canadian Bar Association

  • Law Society of Ontario

  • Women in Capital Markets