The CERTIFIED Group is a Mississauga-based business with a long service history in the multi-unit residential market.

Our History

Established in Clyde Bank, Scotland, The Woods family moved to Canada in 1972 to reestablish the family business, now CERTIFIED Clean Air Services

We have successfully attended to the clean air needs of our clients, becoming leaders in our field and improving the indoor air quality, and its standards, for everyone.

Over the last several years, CERTIFIED has experienced tremendous growth and The CERTIFIED Group was created to manage these exciting new endeavours. Our divisons focus on various areas of need in the multi-unit residential sector, including: energy management, asbestos inventory and regulatory compliance, and infection control.