Your partner for integrated, high-performance building mechanical solutions

Innovative HVAC solutions that turn operational challenges into profitable, sustainable projects for all proactive building owners.

Our expertise

Your solution for all your integrated HVAC projects

Heating

Ventilation

Air conditioning

Control and optimization

Your energy efficiency and decarbonization solution

Decarbonizing real estate portfolios

Turnkey re-engineering of HVAC systems

Energy efficiency and guaranteed performance

Discover all our expertise

Your solution for all your HVAC service needs

Preventive maintenance

Service calls and repairs

Our approachoes

Engineering optimization

Design-build

Turnkey energy projects

Performance monitoring

300+

specialized experts

Kolostat employs over 300 engineers, technologists, experienced technicians and certified professionals (LEED, CEM, CMVP, RCx).

This diversity of expertise guarantees comprehensive and rigorous management of your mechanical and energy projects.

2,000+

projects completed
across Canada

With an established national presence through our offices in Montreal, Laval, Toronto and Mississauga, Kolostat supports a diverse corporate clientele across Canada with consistency and precision.

65,000

tonnes of GHGs avoided

Thanks to its integrated energy efficiency and decarbonization solutions, Kolostat generates substantial savings for its customers while reducing their carbon footprint. The cumulative impact is equivalent to taking 18,000 vehicles off the road every year, a concrete demonstration of our commitment to a sustainable future.

They trust us

Kolostat is proud to count renowned organizations among its customers, who trust us to optimize their mechanical infrastructures, reduce their energy footprint and achieve their sustainability objectives. Find out why market leaders choose Kolostat for reliable, innovative, high-performance building management.

Past and present customers include:

Kolostat is growing fast

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