Nicolas Cayouette Partner

Speaks:  English, French

Year of Call: 2008 - Quebec

Primary phone: +1 514-392-9427

Fax: +1 514-876-9027


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Primary office:  Montréal

Nicolas Cayouette

Nicolas Cayouette is a partner in Gowling WLG's Montréal office and has been a member of the Litigation & Dispute Group since 2007. His practice focuses on civil and commercial litigation, insurance law and manufacturer liability, as well as environmental and construction law.

Nicolas holds a bachelor's degree in mechanical engineering from Polytechnique Montréal. Nicolas has unique experience in complex and technical disputes, namely in the areas of engineering and construction and requiring the intervention of experts acting in various fields.

Most notably, he has experience advising companies on various subjects regarding the development and design of mechanical and structural components, specifically in the areas of wind energy and aeronautics. He also acts for engineers in civil litigation matters.

He has provided assistance in conducting environmental due diligence in connection with the financing and acquisition of renewable energy companies, namely in the wind energy industry.

In the framework of the diverse matters he acts in, Nicolas liaises with engineers, experts and lawyers to ensure that all technical aspects are accurately and adequately presented in the prepared and submitted materials.

When Nicolas has participated in diverse legal matters, he has always brought forward aspects or arguments that would otherwise be omitted by the participating engineers to ensure better comprehension by the interveners.

Nicolas has worked within multidisciplinary teams, including engineers, consulting engineering firms, accountants, as well as professors from some of the most prestigious universities.

Nicolas Cayouette's experience is unique, and for this reason, he is a major asset in any matter involving engineering, development or design-related issues.

He practises in English and French.

Career & Recognition

Filter timeline:
  • 2023

  • 2022

  • 2019

    • Rankings & Awards
      April 2019
      Canadian Legal Lexpert Directory 2019 "Lawyer to Watch"
  • 2008

    • Qualifications (Year of Call/Admission, etc.)
      Year of Call, Quebec
  • 2007

    • Education
      Université du Québec à Montréal, LLB
  • 2004

    • Education
      June 2004
      École Polytechnique de Montréal, B.Eng.


  • Canadian Bar Association
  • Junior Bar Association of Montréal
  • Over the past several years, Nicolas Cayouette has been a volunteer Kyokushin karate teacher for both children and adults. He has also participated in various Kyokushin competitions and international conferences.

Representative Work

  • He developed significant technical expertise on issues relating to mechanical engineering, namely pertaining to the design of structures, load calculations, finite element analysis and construction methods used in various types of structures and machines.
  • He was directly involved in the public-private partnership (PPP) infrastructure sector and he represented and advised important players during major projects such as the major rehabilitation of the Louis-Hippolyte-La Fontaine Tunnel and the completion of the A‑30 PPP in Québec.
  • He has participated in many long-term arbitrations, including one conducted under the International Chamber of Commerce Arbitration Rules, where he acted for a wind turbine manufacturer.
  • He has been repeatedly consulted and has acted for integrated management software companies, particularly in litigation regarding software implementations.
  • He has acted for companies in the oil and chemical sectors in relation to a wide range of environmental issues pertaining to soil remediation and contamination.
  • He has acted for many clients on matters pertaining to latent defects and construction defects and has also acted for insurance companies with regard to loss recovery.
  • He has appeared before most courts dealing with civil matters as well as before specialized courts.
  • He frequently acted for various professionals-namely engineers and consultants-with respect to civil liability claims brought by former clients or third parties. These matters include a wide scope of highly technical and complex issues ranging from structural failures to fires.
  • He participated in several settlement conferences, mediation sessions, arbitration and negotiation sessions that led to the effective and lower-cost settling of technical and complex matters.