SISTM brings you



At SISTM, we take great care in your comfort iand your budget. If we can lower your heating or cooling bills, we will. When it comes to installing, repairing or maintaining your home air conditioning and heating units, you can’t be in better hands then with SISTM.

The heat pump, one solution among many 

SISTM is the air conditioning and heating specialist in Saint-Jérôme and the Laurentians. Our goal is to effectively advise you on the best product for you be it  anything from a central air conditioning, a wall mounted air conditioning unit, a heat pump, geothermal energy, a central heating system, an indoor pool, a wine cellar and much much more.

SISTM also offers you the maintenance and repair of your existing air conditioning and heating units. We repair all major brands on the market. For the installation and repair of your air conditioners, heating units, heat pumps, or other ventilation systems, call us and find comfort in your own home.