Who we are

Our Guiding
Principles

Driven in our efforts

We work tirelessly to get our clients the best outcome possible.

Proven in our results.
Since 1963, individuals, families, businesses, and unions across Ottawa have trusted us with their legal issues.
Human in our approach.
We listen, communicate clearly, and approach every case with the respect and care people deserve.

Who we are

At Nelligan Law, we’re a modern, full-service law firm grounded in collaboration and a genuine commitment to the people we serve. Founded in 1963 by John Nelligan and Denis Power, we have grown into one of Ottawa’s largest regional law firms. We’re now a team of more than 100 lawyers and business professionals whose expertise spans many areas of law.

Today, we support clients not only in Ottawa, but across Ontario, helping individuals, families, businesses, nonprofits, and associations navigate a wide range of legal challenges. Our lawyers bring together specialized expertise with a practical, human approach for our clients.

What makes us different

Our People

A dedicated team of lawyers and staff who are approachable, knowledgeable, and driven by a genuine desire to help our clients.
Meet the Team (click for team page)

What we do

Representation for insurance matters
Our Construction Law team knows that successful projects require the right legal planning to ensure responsibilities and accountabilities are clear.
Employment Law Services for Employees
Employment Law Services for Employers
Finding the best resolutions for your family
Create, scale and protect a thriving business
Supporting victims and families
Have a strong advocate at your side in the court room
Ensure wishes are upheld for you and your family
Acquisition, financing, development, and sale of real estate
Representing unions in their relationships with employers
Domestic and international patents, trademarks, industrial designs and copyright

Legal challenges can be overwhelming - 
we're here to guide you forward.