Commercial and Residential HVAC Services
From Hamilton to Niagara, Lancaster Heating and Cooling provides heating, ventilation and air conditioning systems and services to suit the needs of your home or business. Through complimentary system inspection to complex installation and regular maintenance, our HVAC work is done promptly, and at competitive prices.We Replace and Install Commercial HVAC Systems
As a well-known HVAC company and trusted name in the greater Hamilton area, Lancaster can ensure a comfortable and productive environment for your business. We’ll assess your space, make suggestions based on your needs, and decide whether a rooftop unit or mini-split system is best. If you’re facing repeated trip charges, our experts can advise whether you should repair or replace your commercial heating and cooling systems. Call us today at 905 388-3333 or schedule a free consultation.
Your Expert Hamilton HVAC Contractor – Commercial and Residential
As Hamilton’s preferred HVAC contractor, Lancaster installs, services and repairs gas lines and all makes and models of HVAC products and equipment.
We are trusted suppliers of Trane and Carrier air conditioning systems, Trane and Carrier furnaces, ductless units, heat pumps, and Indoor air quality products from April Aire.
The local HVAC service you can count on
Whether you’re in Ancaster, Stoney Creek, Dundas, Flamborough, Binbrook, Oakville, Burlington, St.Catharines, Niagara, or Fort Erie Lancaster Heating and Cooling offers:
- Straightforward pricing
- Fast, courteous and professional service
- Complete Maintenance and Protection Plans
- Fully licensed and factory-trained HVAC Technicians
- Guaranteed work and unmatched after-sales support
We continue to successfully build our company reputation on the reliability, experience and security our in-house HVAC professionals provide to our clients.
Residential & Commercial HVAC Maintenance Programs


Things can go wrong, and most of the time that seems to happen at the worst possible time.
Emergency Services: Broken furnace, air conditioner or air quality system?
Call: 905-388-3333 or request online
Need a tune-up on your HVAC equipment?
Request a maintenance appointment: 905-388-3333 or request online