Commercial AC, engineered and serviced by one team — from office towers to mission-critical facilities.

Air conditioning engineered, installed, and maintained for commercial and industrial buildings across Quebec — from office towers and manufacturing plants to cleanrooms and data centers. Precise zone control, in-house engineering, and the same mechanical team across the full life cycle — sized to your operations, including 24/7 if needed.

Our specialists combine cutting-edge expertise with innovative technologies to optimize the performance of your air conditioning systems over the long term, thereby enhancing the value of your real estate assets.

Systems for the most complex requirements

Our team is fully conversant with a wide range of technical environments, from commercial buildings to cleanrooms. We design tailor-made HVAC solutions to meet the most stringent requirements in terms of indoor air quality and energy efficiency.

We understand the critical cooling needs of our business customers, and implement exceptionally reliable cooling systems to prevent failures that could impact operations.

Thanks to intelligent energy management and precise temperature control by zone, our air-conditioning systems ensure optimum comfort for occupants while significantly reducing your energy consumption.

A clear promise: performance and durability

Kolostat is particularly renowned for its integrated, transparent approach. Our promise is to maximize the performance and durability of your mechanical systems through rigorous engineering and constant support throughout the life cycle of your installation.