Residential HVAC contractor. Specializes in new custom home construction. Mr. Cousineau has over a decade of commercial experience in the ventilation trade. That means we learnt to take pride in safety, training, quality and professionalism. We are proud of the work that we do and continue to go above and beyond what our clients ask of us. A one-stop shop for your ventilation needs. After years of training and hard work we have gained extensive experience in the design of HVAC and Plumbing systems. Our team is capable of designing to the smallest details the following systems: HVAC (Ductwork, Furnace, A/C, HRV installations) more... See more text