Why us
Reliable HVAC services you can trust
Expert installations
Preventative maintenance
Emergency repairs
Safety compliance
Trusted HVAC Servises
Licensed Refrigeration and Gas Fitting with over 20 years experience serving Fort Erie to Oakville. Bringing the big company knowledge without the overhead big company costs.
Explore our HVAC services
HVAC System Preventative Maintenance and Install
Comprehensive maintenance and new HVAC equipment installations for lasting performance.
Commercial, Industrial, Residential HVAC Service & Repairs
Expert repairs, ventilation, duct cleaning, and venting code compliance for all sectors.
Safety and Code Compliance Services
Safety inspections, backflow valve replacements, and mechanical room piping insulation.
Keep your HVAC running efficiently
Schedule your preventative maintenance or emergency repair with our licensed experts today.
Service areas
Serving the Niagara region with expert HVAC solutions
Fort Erie
Niagara Falls
St Catharines
Hamilton
Burlington
Oakville
Our promise
About Marshall HVACR Mechanical
Contact Us