MarZ Heating & Cooling Inc.
Heating and cooling contractor in St. Catharines that installs and repairs furnaces, boilers, heat pumps and air conditioning, with emergency service around the clock across the Niagara Region.
What they do
MarZ Heating & Cooling Inc. installs and repairs furnaces, boilers, heat pumps and air conditioning in St. Catharines and across the Niagara Region. The company also works on water heaters and ductless mini-splits, and it is an authorized Bryant dealer. Emergency heating repair is offered around the clock, every day, and financing is available for new systems. The business has run for ten years and is family-owned, based in St. Catharines, with work in Niagara Falls, Welland and Grimsby as well.
- Furnace repairs and installs
- Boiler service
- Heat pumps
- Ductless mini-splits
- Air conditioning
- Heating repairs
Listed under Heating and cooling emergencies
Where they work
What we checked
Checked 12 Nov 2026, from public sources.
Not yet verified. We haven’t contacted this business yet. Ask for a written quote before work starts.
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