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Commercial Litigation Group


Nelligan O'Brien Payne is a leading litigation firm in Ottawa with a proven reputation of excellence across Ontario and Canada. We are dedicated to providing legal services of the highest quality in a both a timely and cost effective manner, using the right resources and team members to ensure your needs and issues are addressed.

Our Commercial litigation Group assists clients with all manner of business conflicts and commercial disputes. We take a practical, results-oriented approach to represent clients in an effective and timely manner. Whether clients are involved in negotiation, alternative dispute resolution or the courtroom, we assist clients in a wide range of commercial disputes including:

  • Commercial contracts
  • Leasing disputes
  • Class actions
  • Securities
  • Product liability
  • Intellectual property and allegations of unfair competition
  • Professional negligence
  • Directors' and officers' liability - including breach of fiduciary duty
  • Shareholder and partnership disputes
  • Defamation
  • Insurance
  • Real estate, building deficiency and construction lien claims
  • Insolvency and Receiverships
  • Employment and human rights issues through our Employment Group
  • Creditor enforcement proceedings
  • Regulatory, environmental and constitutional matters.


Our goal is to assist our clients achieve timely and effective resolution of commercial disputes. While we pursue advocacy in the courts, the Commercial Litigation Group also advises on the appropriateness of Alternative Dispute Resolution, including negotiation, mediation and arbitrations.  Members of the group also advise clients before problems occur and advise clients how to manage their businesses to avoid litigation.

Our commercial litigation lawyers handle the full range of legal matters and provide support to all practice groups. Our lawyers appear regularly before all levels of trial and appellate courts, as well as regulatory boards and administrative tribunals at both the provincial and federal levels.