Learn More about Northeastern Ontario’s HVAC Specialists
Jack Dougan Associates (JDA) was established in 1967 by Robert John (Jack) Dougan. Over the decades, JDA has operated as a successful, family-run business. Today it is owned and operated by Jack’s youngest son Timothy, who has been a part of the organization since 1987. Through the years of operation, our team has gained vital experience in the knowledge and application of commercial and industrial heating, cooling, and ventilation.