Christian Dumoulin Partner, Lawyer

Christian Dumoulin Partner, Lawyer

Office

  • Sherbrooke

Phone number

819 346-4430

Fax

819 346-5007

Bar Admission

  • Québec, 1993

Languages

  • English
  • French

Profile

Partner

Christian Dumoulin is a partner in the firm’s Business Law group. He was the managing partner of the Sherbrooke office from 2015 to 2023, and a member of the firm’s Board of Directors from 2015 to 2017, and again in 2024.

He specializes in mergers and acquisitions, and commercial and real estate law. He takes on the role of business and strategic advisor for a very diverse client base of all sizes. Christian is a pragmatic lawyer who can provide creative solutions tailored to his clients’ situation. He stands out for his thoroughness, sense of practicality, business intelligence and ability to reconcile his clients’ business realities with the legal and transactional framework in which they operate.

His experience and expertise in business law are frequently called upon for commercial transactions, including corporate reorganizations, sales, mergers and acquisitions, financing, all types of planning, shareholder dispute resolution and tough negotiations.

His experience has enabled him to represent clients in developing infrastructure projects, including the negotiation and drafting of agreements to create public-private partnerships in connection with such projects, specifically in the transportation, renewable energy and wireless communication industries, for over fifteen years.

His commercial real estate practice includes the development, leasing, sale and purchase of commercial properties. He is regularly consulted for commercial real estate matters.

Mr. Dumoulin has led and handled many large-scale mandates and successfully concluded major business transactions involving companies of all sizes from a wide variety of industries. He has been able to assist his clients and adapt to their situation at every stage of their development, in Canada and internationally.

Distinctions

  • The Canadian Legal LEXPERT® Directory in the field of Mergers and Acquisitions, since 2025
  • The Best Lawyers in Canada din the filed of Mergers and Acquisitions Law, depuis 2019
  • The Canadian Legal LEXPERT® Directory in the field of Corporate Mid-Market, since 2023
  • The Canadian Legal LEXPERT® Directory in the field of Corporate Commercial Law, since 2023
Best Lawyers 2026 Lexpert logo 2026

Education

  • LL.B., Université de Sherbrooke, 1992

Boards and Professional Affiliations

  • Member of the Board of Directors of the Firm (Lavery) from 2015 to 2017, and in 2024
  • Member of the Executive Committee from 2018 to 2023
  • Member of the Compensation Committee of the Firm (Lavery) since 2025
  • Association de planification fiscale et financière (APFF)

Specialities

  • Certified mediator
  1. Eight partners recognized as leaders in Canada for their expertise in infrastructure, according to Lexpert

    On May 6, 2026, Lexpert recognized the expertise of five of our partners in its 2026 Lexpert Special Edition:Infrastructure. Laurence Bich-Carrière, Jean-Sébastien Desroches, Christian Dumoulin, Nicolas Gagnon, Édith Jacques, Marc-André Landry, Ouassim Tadlaoui and André Vautour now rank among Canada’s leaders in supporting economic players in the infrastructure industry. Laurence Bich-Carrière, is a member of the Quebec and Ontario Bar Associations, Laurence Bich-Carrière practices within the Litigation and Dispute Resolution group, in a versatile civil and commercial litigation practice specializing in complex litigation (class actions, appeals, extraordinary remedies, private international law). Jean-Sébastien Desroches practises business law and focuses primarily on mergers and acquisitions, infrastructure, renewable energy and project development as well as strategic partnerships. He has had the opportunity to steer several major transactions—complex legal operations, cross-border transactions, reorganizations, and investments—in Canada and at an international level on behalf of Canadian, American, and European clients and international corporations and institutional clients in the manufacturing, transportation, pharmaceutical, financial, and renewable energy sectors. Christian Dumoulin is a partner in the firm’s Business Law Group. He served as Managing Partner of the Sherbrooke office from 2015 to 2023 and sat on the firm’s Board of Directors from 2015 to 2017, and again in 2024. He specializes in mergers and acquisitions, commercial law and real estate law, and acts as a business and strategic advisor to clients of all sizes. Recognized for his rigour and practical approach, he supports clients in complex transactions (reorganizations, financings, sales and acquisitions, shareholder disputes). He has also been advising on infrastructure projects for more than fifteen years, including public-private partnerships, as well as on all aspects of commercial real estate law. Nicolas Gagnon focuses his practice on construction law and suretyship. He counsels contractors, public and private sector clients, professional services firms as well as surety companies at every stage of construction projects. He advises clients on the public bidding and procurement processes and participates in the negotiation and drafting of contractual documents involving various project delivery methods, such as public-private partnership projects and design, construction, financing and maintenance contracts. In addition to advising various construction industry stakeholders on construction management and any claims that may arise, he also assists them with dispute resolution processes. Édith Jacques is a partner in the Business Law Group in Montréal. She specializes in mergers and acquisitions and commercial and international law. Édith acts as strategic business advisor for medium to large private companies. Marc-André Landry is a member of the Litigation and Conflict Resolution group and focuses his practice on commercial litigation. He frequently assists his clients in resolving their disputes through negotiation, mediation or arbitration, or before the various courts of law. Over the years, he has represented businesses in many sectors, including construction, real estate, renewable energy, conventional energy, new technologies, financial services and pharmaceuticals. Ouassim Tadlaoui is a partner in the firm’s Litigation and Dispute Resolution Group and focuses his practice on banking litigation, restructuring, bankruptcy and insolvency, as well as construction surety. He represents chartered banks and other financial institutions and alternative lenders as creditors, as well as certain debtors, in bankruptcy and restructuring proceedings. He also represents and advises surety companies, as well as national and international businesses, in insolvency, bankruptcy and restructuring matters in the construction industry. André Vautour practises corporate law and commercial law, and is specifically interested in corporate governance, strategic alliances, joint ventures, investment funds, and mergers and acquisitions of private companies. He also practises technology law (drafting technology development and transfer agreements, licensing agreements, distribution agreements, outsourcing agreements, and e-commerce agreements). About Lavery Lavery is the leading independent law firm in Quebec. Its more than 200 professionals, based in Montréal, Québec City, Sherbrooke and Trois-Rivières, work every day to offer a full range of legal services to organizations doing business in Quebec. Recognized by the most prestigious legal directories, Lavery professionals are at the heart of what is happening in the business world and are actively involved in their communities. The firm’s expertise is frequently sought after by numerous national and international partners to provide support in cases under Quebec jurisdiction.

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  2. 42 partners from Lavery ranked in the 2026 edition of The Canadian Legal Lexpert Directory

    Lavery is proud to announce that 42 partners are ranked among the leading practitioners in Canada in their respective practice areas in the 2026 edition of The Canadian Legal Lexpert Directory. The following Lavery partners are listed in the 2026 edition of The Canadian Legal Lexpert Directory: Asset Securitization Brigitte M. Gauthier Banking Étienne Brassard Class Actions Laurence Bich-Carrière Myriam Brixi Marie-Nancy Paquet Construction Law Laurence Bich-Carrière Nicolas Gagnon Marc-André Landry Ouassim Tadlaoui Corporate Commercial Law Étienne Brassard Jean-Sébastien Desroches Christian Dumoulin Alexandre Hébert Édith Jacques Paul Martel André Vautour    Corporate Finance & Securities Josianne Beaudry          René Branchaud Corporate Mid-Market Étienne Brassard Jean-Sébastien Desroches Alexandre Hébert Édith Jacques    André Vautour Employment Law Benoit Brouillette Frédéric Desmarais Simon Gagné Richard Gaudreault Marie-Josée Hétu Guy Lavoie Josiane L’Heureux Zeïneb Mellouli Environment Valérie Belle-Isle Family Law Caroline Harnois Awatif Lakhdar Elisabeth Pinard Infrastructure Law Nicolas Gagnon Insolvency & Financial Restructuring Yanick Vlasak Insolvency Litigation Jean Legault      Ouassim Tadlaoui Yanick Vlasak Jonathan Warin Intellectual Property Chantal Desjardins Alain Y. Dussault Isabelle Jomphe Eric Lavallée Labour (Management) Benoit Brouillette Brittany Carson Simon Gagné Richard Gaudreault Marie-Josée Hétu Marie-Hélène Jolicoeur Guy Lavoie Carl Lessard Zeïneb Mellouli Litigation - Commercial Insurance Dominic Boisvert Martin Pichette Litigation - Corporate Commercial Laurence Bich-Carrière Marc-André Landry Litigation - Product Liability Laurence Bich-Carrière Myriam Brixi Medical Negligence Anne Bélanger Mergers & Acquisitions Josianne Beaudry    Étienne Brassard       Jean-Sébastien Desroches Christian Dumoulin Alexandre Hébert Édith Jacques Mining Josianne Beaudry           René Branchaud Occupational Health & Safety Josiane L'Heureux Professional Liability Marie-Nancy Paquet Judith Rochette Technology André Vautour Workers' Compensation Marie-Josée Hétu Josiane L'Heureux Guy Lavoie Carl Lessard

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  3. 86 Lavery lawyers recognized in The Best Lawyers in Canada 2026

    Lavery is pleased to announce that 86 of its lawyers have been recognized as leaders in 42 areas of expertise in the 20th edition of The Best Lawyers in Canada in 2026. This ranking is based entirely on peer recognition and rewards the professional achievements of the country's top lawyers. Three partners from the firm were named Lawyer of the Year in the 2026 edition of The Best Lawyers in Canada directory: Josianne Beaudry: Mining Law  Marie-Josée Hétu: Labour and Employment Law  Jonathan Lacoste-Jobin: Insurance Law See below for a complete list of Lavery lawyers and their areas of expertise. Please note that the practices reflect those of Best Lawyers. Geneviève Beaudin: Employee Benefits Law / Labour and Employment Law  Josianne Beaudry: Mergers and Acquisitions Law / Mining Law / Securities Law  Geneviève Bergeron: Intellectual Property Law  Laurence Bich-Carrière: Administrative and Public Law / Class Action Litigation/ Construction Law / Corporate and Commercial Litigation / Product Liability Law  Dominic Boisvert: Insurance Law  Luc R. Borduas: Corporate Law / Mergers and Acquisitions Law  René Branchaud: Mining Law / Natural Resources Law / Securities Law  Étienne Brassard: Equipment Finance Law / Mergers and Acquisitions Law / Project Finance Law / Real Estate Law / Structured Finance Law / Venture Capital Law  Jules Brière: Aboriginal Law / Indigenous Practice / Administrative and Public Law / Health Care Law  Myriam Brixi: Class Action Litigation / Product Liability Law  Benoit Brouillette: Labour and Employment Law  Marie-Claude Cantin: Construction Law / Insurance Law  Brittany Carson: Labour and Employment Law  André Champagne: Corporate Law / Mergers and Acquisitions Law  Chantal Desjardins: Advertising and Marketing Law / Intellectual Property Law  Jean-Sébastien Desroches: Corporate Law / Mergers and Acquisitions Law  Raymond Doray: Administrative and Public Law / Defamation and Media Law / Privacy and Data Security Law  Christian Dumoulin: Mergers and Acquisitions Law  Alain Y. Dussault: Intellectual Property Law  Isabelle Duval: Family Law / Trusts andEstates  Ali El Haskouri: Banking and Finance Law / Venture Capital Law  Philippe Frère: Administrative and Public Law  Simon Gagné: Labour and Employment Law  Nicolas Gagnon: Construction Law  Richard Gaudreault: Labour and Employment Law  Julie Gauvreau: Biotechnology and Life Sciences Practice / Intellectual Property Law  Marc-André Godin: Commercial Leasing Law / Real Estate Law  Caroline Harnois: Family Law / Family Law Mediation / Trusts and Estates  Alexandre Hébert: Corporate Law / Mergers and Acquisitions Law / Venture Capital Law  Marie-Josée Hétu: Labour and Employment Law / Workers' Compensation Law  Édith Jacques: Corporate Law / Energy Law / Mergers and Acquisitions Law / Natural Resources Law  Marie-Hélène Jolicoeur: Labour and Employment Law / Workers' Compensation Law  Isabelle Jomphe : Advertising and Marketing Law / IntellectualProperty Law  Nicolas Joubert: Labour and Employment Law  Guillaume Laberge: Administrative and Public Law  Jonathan Lacoste-Jobin: Insurance Law  Awatif Lakhdar: Family Law / Family Law Mediation  Marc-André Landry: Alternative Dispute Resolution / Class Action Litigation / Construction Law / Corporate and Commercial Litigation / Product Liability Law  Éric Lavallée: Privacy and Data Security Law / Technology Law  Myriam Lavallée: Labour and Employment Law  Guy Lavoie: Labour and Employment Law / Workers' Compensation Law  Jean Legault: Banking and Finance Law / Insolvency and Financial Restructuring Law  Carl Lessard: Labour and Employment Law / Workers' Compensation Law  Josiane L'Heureux: Labour and Employment Law   Paul Martel: Corporate Law  Zeïneb Mellouli: Labour and Employment Law / Workers' Compensation Law  Isabelle P. Mercure: Tax Law / Trusts and Estates  Patrick A. Molinari: Health Care Law  Marc Ouellet: Labour and Employment Law  Luc Pariseau: Tax Law / Trusts and Estates  Ariane Pasquier: Labour and Employment Law  Martin Pichette: Corporate and Commercial Litigation / Insurance Law / Professional Malpractice Law  Élisabeth Pinard: Family Law / Family Law Mediation  François Renaud: Banking and Finance Law / Structured Finance Law  Marc Rochefort: Securities Law  Judith Rochette: Alternative Dispute Resolution / Insurance Law / Professional Malpractice Law  Ouassim Tadlaoui: Construction Law / Insolvency and Financial Restructuring Law  David Tournier: Banking and Finance Law  Vincent Towner: Commercial Leasing Law  André Vautour: CorporateGovernance Practice / Corporate Law / Energy Law / Information Technology Law / Intellectual Property Law / Private Funds Law / Technology Law / Venture Capital Law  Bruno Verdon: Corporate and Commercial Litigation  Sébastien Vézina: Mergers and Acquisitions Law / Mining Law / Sports Law  Yanick Vlasak: Banking and Finance Law / Corporate and Commercial Litigation / Insolvency and Financial Restructuring Law  Jonathan Warin: Insolvency and Financialanick Vlasak: Banking and Finance Law / Corporate  We are pleased to highlight our next generation, who also distinguished themselves in this directory in the Ones To Watch category: Anne-Marie Asselin: Labour and Employment Law (Ones To Watch) Rosemarie Bhérer Bouffard: Labour and Employment Law (Ones To Watch) Frédéric Bolduc: Labour and Employment Law (Ones To Watch) Marc-André Bouchard: Construction Law (Ones To Watch) Céleste Brouillard-Ross: Construction Law / Corporate and Commercial Litigation (Ones To Watch) Karl Chabot: Construction Law / Corporate and Commercial Litigation / Medical Negligence (Ones To Watch) Justine Chaput: Labour and Employment Law (Ones To Watch) James Duffy: Intellectual Property Law (Ones To Watch) Francis Dumoulin: Corporate Law / Mergers and Acquisitions Law (Ones To Watch) Joseph Gualdieri: Mergers and Acquisitions Law (Ones To Watch) Katerina Kostopoulos: Banking and Finance Law / Corporate Law (Ones To Watch) Joël Larouche: Construction Law / Corporate and Commercial Litigation (Ones To Watch) Despina Mandilaras: Construction Law / Corporate and Commercial Litigation (Ones To Watch) Jean-François Maurice: Corporate Law (Ones To Watch) Jessica Parent: Labour and Employment Law (Ones To Watch) Audrey Pelletier: Tax Law (Ones To Watch) Alexandre Pinard: Labour and Employment Law (Ones To Watch Camille Rioux: Labour and Employment Law (Ones To Watch) Sophie Roy: Insurance Law (Ones To Watch) Chantal Saint-Onge: Corporate and Commercial Litigation (Ones To Watch) Bernard Trang: Banking and Finance Law / Project Finance Law (Ones To Watch) Mylène Vallières: Mergers and Acquisitions Law / Securities Law (Ones To Watch) 

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  4. 33 partners from Lavery ranked in the 2025 edition of The Canadian Legal Lexpert Directory

    Lavery is proud to announce that 33 partners are ranked among the leading practitioners in Canada in their respective practice areas in the 2025 edition of The Canadian Legal Lexpert Directory. The following Lavery partners are listed in the 2025 edition of The Canadian Legal Lexpert Directory: Advertising Isabelle Jomphe Aviation Étienne Brassard Asset Securitization Brigitte M. Gauthier Class Actions Laurence Bich-Carrière Myriam Brixi Construction Law Nicolas Gagnon Marc-André Landry Corporate Commercial Law Laurence Bich-Carrière Étienne Brassard Jean-Sébastien Desroches Christian Dumoulin Édith Jacques    Alexandre Hébert Paul Martel André Vautour    Corporate Finance & Securities Josianne Beaudry          René Branchaud Corporate Mid-Market Étienne Brassard Jean-Sébastien Desroches Christian Dumoulin Alexandre Hébert Édith Jacques    André Vautour Data Privacy Raymond Doray Employment Law Simon Gagné Richard Gaudreault Marie-Josée Hétu Guy Lavoie Josiane L’Heureux Family Law Elisabeth Pinard Infrastructure Law Nicolas Gagnon Insolvency & Financial Restructuring Jean Legault      Ouassim Tadlaoui Yanick Vlasak Jonathan Warin Intellectual Property Chantal Desjardins Alain Y. Dussault Labour (Management) Benoit Brouillette Simon Gagné Richard Gaudreault Marie-Josée Hétu Guy Lavoie Litigation - Commercial Insurance Dominic Boisvert Martin Pichette Litigation - Corporate Commercial Laurence Bich-Carrière Marc-André Landry Litigation - Product Liability Laurence Bich-Carrière Myriam Brixi Mergers & Acquisitions Josianne Beaudry    Étienne Brassard       Jean-Sébastien Desroches Christian Dumoulin Edith Jacques Mining Josianne Beaudry           René Branchaud Sébastien Vézina Occupational Health & Safety Josiane L'Heureux Workers' Compensation Marie-Josée Hétu Guy Lavoie Carl Lessard   The Canadian Legal Lexpert Directory, published since 1997, is based on an extensive peer survey process. It includes profiles of leading practitioners across Canada in more than 60 practice areas and leading law firms in more than 40 practice areas. It also features articles highlighting current legal issues and recent developments of importance. Congratulations to our lawyers for these appointments, which reflect the talent and expertise of our team. About Lavery Lavery is the leading independent law firm in Québec. Its more than 200 professionals, based in Montréal, Québec City, Sherbrooke and Trois-Rivières, work every day to offer a full range of legal services to organizations doing business in Québec. Recognized by the most prestigious legal directories, Lavery professionals are at the heart of what is happening in the business world and are actively involved in their communities. The firm's expertise is frequently sought after by numerous national and international partners to provide support in cases under Québec jurisdiction.

    Read more