Nelligan Law
Automatically compiled listing. Details may contain errors.49 lawyers · Established 1963 · City of Ottawa
One of 436 law firms listed in Ottawa, and one of 122 handling Family Law.
Virtual appointments
49 lawyers · Established 1963 · City of Ottawa
One of 436 law firms listed in Ottawa, and one of 122 handling Family Law.
Virtual appointmentsClients rate this firm highly on Google.
Nelligan Law is a full service law firm in Ottawa that practices under the legal name Nelligan O'Brien Payne LLP. The firm dates its founding to 1963, with John Nelligan and Denis Power among its founders. Nelligan was called to the bar from Osgoode Hall Law School in 1949 and moved to Ottawa in 1955, while Power was called to the Ontario Bar in 1965. The partnership of Nelligan Power formed in 1969, and in 2019 the firm refreshed its public brand to Nelligan Law.
Today the firm has grown to more than 100 lawyers and professionals, working across family law, employment law, personal injury, business law, litigation, estates, real estate, insurance, construction, and intellectual property. Its labour team has represented unions and their members for more than 50 years, and its intellectual property group works with entrepreneurs, artists, businesses, and Indigenous communities on trademark, copyright, trade secret, and domain name matters in Canada and internationally. The office is downtown in the Sun Life Centre on O'Connor Street, and the firm offers services in French as well as English.
Family Law
Employment & Labour Law
Business & Corporate Law
Personal Injury
Civil Litigation & Dispute Resolution
Wills, Estates & Trusts
Real Estate Law
Construction Law
Intellectual Property
Insurance Law
Our guide: How to Hire a Family Lawyer in Ottawa
Wheelchair accessible
LGBTQ+ friendly
Virtual appointments
By appointment
In-person services50 O'Connor Street, Suite 300, Ottawa ON, K1P 6L2, Canada · 613-238-8080
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Construction LawThis listing was generated by AI from public sources in September 2026. It may contain errors, and we can’t guarantee it’s accurate or complete. Before you rely on anything here, verify it on the firm’s own website. Verify licence status in the Law Society of Ontario directory ↗
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