Welcome to the ADGA Group of companies

The ADGA Group is one of Canada's largest engineering consulting firms, providing a comprehensive range of professional and engineering services to all levels of government, as well as private sector industries.

Headquartered in Ottawa, ADGA has a track record of more than 40 years of success. The firm has the experience to tackle complex projects, and the staying power to see them through to their successful conclusion.

ADGA has unique capabilities in engineering, informatics and management consulting. Our reputation is built on the breadth and depth of our knowledge, our team and their commitment to excellence. This capability extends from the front-end program planning, through project management and implementation of projects and systems and then into the in-service support, thus providing our clients with a complete life-cycle approach to professional and technical services.

Learn more about our companies