Chantale Cousineau-Mahoney

Chantale Cousineau-Mahoney

Ottawa, Ontario, Canada

Chantale is an associate lawyer at Merovitz Potechin LLP practicing in corporate and commercial law. Fluently bilingual and able to provide services in both English and French, Chantale strives to build strong relationships with her clients, from start-ups to more seasoned corporations and not-for-profit organizations.

With a commitment to provide value-added and cost-efficient legal solutions in the full spectrum of corporate and commercial law, Chantale can assist business founders with incorporation and the setting up of a new business structure or the reorganization of an existing one. She also specializes in negotiating and drafting commercial agreements and dealing with corporate governance matters.

Chantale holds a Juris Doctor degree and a Masters in Business Administration from the University of Ottawa. While in law school, Chantale won the Tax Executives Institute Award for highest marks and worked at several boutique law firms in corporate law. She also volunteered at the Employment Law Clinic. Chantale is also a Chartered Professional Accountant (CPA, CGA).

Before her law practice, Chantale had an extensive career in the federal public service where she held the positions of Assistant Deputy Minister, Vice President and Chief Financial Officer in government departments and Crown corporations. She spearheaded several reorganizations and the negotiations of multi-million-dollar funding proposals and contract agreements in the health, security and communications sectors. This experience has allowed her to counsel several of her clients on legal issues and considerations with respect to government procurement.
Above all her legal and business contributions over the years, Chantale is most proud of her community work aimed at fostering seniors' rights and promoting animal welfare.

Year Joined Firm

  • 2019

Areas of Practice

  • Corporate and Commercial Law
  • Business Structures and Agreements
  • Corporate Restructuring and Reorganizations
  • Corporate Governance
  • Commercial Real Estate
  • Government Procurement

Bar Admissions

  • Ontario, 2017


  • University of Ottawa, Faculty of Law, Ottawa, Ontario, Canada
    • Juris Doctor cum laude - 2016
    • Major: French Program
  • University of Ottawa, Business, Ottawa, Ontario, Canada
    • Masters of Business Administration
  • University of Ottawa, Business, Ottawa, Ontario, Canada
    • Bachelor of Administration magna cum laude

Professional Associations and Memberships

  • Law Society of Ontario
  • Ontario Bar Association
  • Canadian Bar Association
  • County of Carleton Law Association
  • Association des juristes d’expression française de l’Ontario (AJEFO)
  • Chartered Professional Accountants (CPA/CGA)
  • Canadian Tax Foundation

Pro Bono Activities

  • Board of Directors Member and Treasurer, Council on Aging of Ottawa


  • English
  • French