Markham's Leading Heating & Air Conditioning Experts with 25 years of experience

Mon-Sat: 7 am to 9 pm

Same Day Repair!

100% Satisfaction Guaranteed

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Call Today (647) 951-3995

Serving Markham, Richmond Hill, Vaughan & GTA

maintenance service

Quality & Price Guaranteed

City Energy Heating &
Air Conditioning Thornhill

Tankless Water Heater


AC Installation

AC Installation & Repair Service

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Providing Excellent HVAC Technicians in the Greater Toronto Area

Contact CITY ENERGY Experts!

We offer 24/7 Emergency Service to all of our customers. You can always count on CITY ENERGY Experts to get to you fast and do the job right the first time! We use state-of-the-art diagnostic equipment to find the source of your heating and air conditioning problems and fix them fast.


Our Contact Phone:

(647) 951-3995


Our Contact Email:


Our Office Location:

7165 Yonge St,
Markham, ON
L3T 0C9

Request a Free Quote

Furnace Repair | AC Repair | HVAC Services in Markham, Richmond Hill, North York

Toronto's Trusted HVAC Provider - Fully Licensed & Insured

CITY-ENERGY is your local Heating & Cooling Company in Thornhill, Markham Ontario. We are here to help you with new furnace and A/C installations, air conditioning and furnace repair, HVAC maintenance services including furnace, air conditioner, fireplace, BBQ, gas piping repair and gas line installation, water heaters, annual inspection, pre-season preparation for residential and commercial properties. Call our HVAC specialists today. Also check out our client testimonials  for more information.

We pride ourselves on being a one-stop shop that is able to meet all of our client’s needs. Our goal is to provide the highest quality design and installation repair & services, on time, and on budget along with outstanding customer service. We understand that time and cost are crucial so we strive to go above and beyond our client’s expectations.

For our customers’ peace of mind, we offer valuable money-saving services and maintenance contracts.

Call for HVAC Repair, Installation or more details. 

  • Service and Repairs
  • New Installations
  • Maintenance
  • Affordable Prices

We Serve Areas Including ThornhillRichmond HillMarkhamVaughanNorth YorkAuroraKing City, and the Greater Toronto Area.

24hr emergency service
7:00 AM To 7:00 PM Emergency Service

We can provide expert 24-hour Emergency Service available to you 365 days a year for your all you’re Heating, ventilation and air conditioning (HVAC) needs.

Call us now at (647) 830-0083 Follow the prompt for Emergency service.

25 Years Experience

We have over 25 years experience in the heating, ventilation and air conditioning industry (HVAC). We believe in quality customer service.

We are here when you need us to service both your residential and commercial properties!

Get in touch with City-Energy HVAC Services

Super Savings!

$25 off

Save $25.00 On Furnace Repair & Service

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Manny Milani

Toronto, ON

I am glad to have found my go-to HVAC company in Toronto! The technicians were courteous, professional, and provided a clean and tidy experience.

commercial hvac service

Armin Raouf

Richmond Hill, ON

We have used City Energy Inc. for many years for our commercial facility. They show up on appointments promptly, do what they are supposed to without any problems, and do deliver final results. I would highly recommend them!

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