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Title: lawyer, partner Year of call: 2001

Expertise: business law

Jean-Didier Bussières practises business and commercial law. He has developed a transactional practice focused on the sale and purchase of businesses, business succession and growth, the integration of key employees, business start-ups, venture capital, and corporate financing. He acts on behalf of a diverse clientele, mainly composed of companies in manufacturing, technology and services, sports, media and communications, retail and distribution, and construction and infrastructure.


He works with SMEs in the drafting and negotiation of shareholder, commercial, and technological agreements as well as corporate planning and reorganization. He advises family businesses, private companies, start-ups, and investors on investment and governance issues.


As part of his practice, Mr. Bussières has been involved in various transactions in Québec and elsewhere in Canada, including initial public offerings, private investments, institutional venture capital, and the creation of trusts. He has also served as corporate secretary of a publicly traded company, advising it on organizational and governance matters.

Assistant: Marie Auger


  • Business law (commercial law, corporate law, information technology law, entertainment, art and information technology law, partnership agreements, corporate financing, mergers and acquisitions, governance, foreign transactions)


  • Specialized graduate diploma (DESS) in management, concentration in finance, McGill University (2003);
  • Bachelor of laws, Université Laval (2018);
  • 2016 – Tax Law for Lawyers Professional Development Program, Canadian Bar Association;
  • 2011 – Séminaire du Collège des administrateurs de sociétés, Young Administrators Network.

Professional experience

  • Cain Lamarre LLP, Montréal (October 2019)
  • Degrandpré Chait LLP, Montréal (2015–2019)
  • Séguin Racine Attorneys, Laval/Garda World (2004)
  • Standard Life Investissements, Montréal (2003)
  • Flynn Rivard LLP, Québec City (2000–2001)

Lecturing, conferences, publications

  • April 2019 –  How to deal with VCs, Incubateur Ecofuel
  • March 2017 – 2018 – 2019 – Contracts, entrePrism program, HEC Montréal
  • February 2017– 2018 – 2019  – Intellectual property in business, entrePrism program, HEC Montréal
  • January 2017– 2018 – 2019  – Forms of business, entrePrism program, HEC Montréal 
  • September 2017 - Starting off on the right foot: establishing legal foundations adapted to your business project, lunch conference, Aire Commune
  • June 2016 – Planning for a successful business succession or sale, De Grandpré Chait, tax breakfasts
  • October 2013 – Due diligence: prevention is better than cure, Advanced Conference on Commercial Leases, The Canadian Institute
  • May 2012 – The legal aspects of business transfer and succession, De Grandpré Chait, Business Law Conference 
  • January 2011 – The role of the board of directors, De Grandpré Chait, Business Law Conference
  • October 2009 - Marketing and practicalities of business sales, De Grandpré Chait, Business Law Conference

Associations, committees, boards

  • Member of Association de planification fiscale et financière (APFF);
  • Member of Réseau Capital;
  • Member of the board of directors of Caisse Desjardins du Mont-Royal (2012–2015).