Mark Heating & Cooling Ltd.

10/08/2026

Another happy customer! - we pride ourselves on providing knowledgeable, quality and friendly service... give us a call and we will be happy to help you with your HVAC needs! Mark Heating and Cooling Ltd. 613-476-3078 or [email protected]

09/29/2026

Fall tips to reduce heating costs: Seal leaks and insulate, upgrade to a smart thermostat, annual maintenance & cleaning, change filters regularly and optimize your use of sunlight! Every little bit helps! Call Mark Heating & Cooling Ltd. 613-476-3078 for any HVAC needs!

08/21/2026

BOOK EARLY for your FALL CLEAN & CHECK!
Regular maintenance can:
- reduce downtime by 35-45% and reduce unexpected breakdowns by 70-75%
- help reduce energy consumption by 5-20%
- cut repair costs by as much as 25-30%
A proactive approach to maintenance can get more life out of your equipment and a more energy efficient operation, call Mark Heating & Cooling to book your appointment today! 613-476-3078

07/15/2026

Just a reminder that there are REBATES available if you are interested in a heat pump! Instead of replacing your old AC unit, explore a heat pump as an option to help with year round savings! Call Mark Heating & Cooling Ltd. 613.476.3078

07/15/2026

WE ARE GROWING! LEAD G2 TECHNICIAN - REQUIRED IMMEDIATELY! Must have own hand tools, competitive wages, company vehicle and benefits available! Please send resume to: [email protected] - all inquiries kept confidential

07/01/2026

05/11/2026

Spring cleaning keeps your HVAC appliances working efficiently... Call Mark Heating and Cooling 613.476.3078!