HVAC companies · Ontario

HVAC companies in Markham, ON

163 HVAC contractors in Markham with phone numbers, 61 with email addresses. Search the list, unlock the ones you want and start calling today.

Get the Markham list freeSee a sample
163
businesses
100%
have a phone number
37%
have an email address (61)
4.8★
average Google rating
Sample

A sample of HVAC companies in Markham

Twelve of the 163 HVAC contractors on the list. Phone numbers and emails unlock in the app — 1 credit per business, both together.

BusinessCategoryRatingWebsitePhoneEmail
Air Leaders Inc.HVAC contractor4.9★Yes(416) •••-••••Available
CMS Group LTD.Contractor4.5★Yes(416) •••-••••Available
Super Green Energy Saving Inc.HVAC contractor4.9★Yes(647) •••-••••Available
Yoka Heating & CoolingHVAC contractor5.0★Yes(416) •••-••••Available
Blue Leaf Home ServicesHVAC contractor5.0★Yes(416) •••-••••Available
MRM Home Comfort LimitedHVAC contractor5.0★Yes(647) •••-••••Available
Royal HVAC SupplyHVAC contractor5.0★Yes(647) •••-••••Available
V&P EnterprisesHeating contractor4.8★Yes(905) •••-••••Available
Star Alliance Heating & Cooling IncHVAC contractor4.8★Yes(416) •••-••••Available
Cozy World Inc.HVAC contractor4.9★Yes(416) •••-••••Available
For Saving Home Service | HVAC | AC | Furance ServicesHVAC contractor4.8★Yes(905) •••-••••Available
United Home Services Centre Inc. (联合冷暖)HVAC contractor4.7★Yes(647) •••-••••Available

Showing 12 of 163. Data refreshed October 2026.

The market

What Markham's HVAC contractors look like

88% of rated HVAC contractors here hold 4.5★ or better — a competitive market where reviews are table stakes.
37 carry a perfect 5.0★ rating; 73 have no rating yet — prime prospects for review and reputation services.
36 (22%) have no website listed — a ready-made list for web design and SEO offers.
34% link a Facebook or Instagram page from their listing.

Most common listings

  • HVAC contractor72
  • Heating, Ventilating and Air Conditioning Contractor33
  • General Contractor; Heating, Ventilating and Air Conditioning Contractor26
  • Furnace repair service4
  • Electrician; General Contractor; Heating, Ventilating and Air Conditioning Contractor3
  • Heating contractor3

Area codes

  • (905)77
  • (416)36
  • (647)26
  • (289)6
  • (437)4
  • (877)3
Playbook

How to sell to HVAC contractors in Markham

Heating, ventilation and air-conditioning contractors live and die by the phone. A missed call in a heat wave or a cold snap is a job that goes to the next company on the map, which is why HVAC owners pay attention to anything that fills the schedule or keeps the trucks busy.

Who sells to HVAC contractors

  • Marketing and SEO agencies (local search, Google Business Profile, paid ads)
  • Call answering, AI receptionist and booking software
  • Field-service software (dispatch, quoting, invoicing)
  • Equipment distributors and parts suppliers
  • Fleet, commercial insurance and equipment financing

What keeps owners up at night

  • Demand swings hard with the weather — feast in July and January, quiet in the shoulder seasons
  • Missed calls during peak weeks are lost revenue
  • Hiring and keeping licensed techs
  • Maintenance-plan renewals that slip through the cracks
When to reach themPitch growth and marketing in the shoulder seasons (spring and fall) when owners have time to think. In peak season, lead with anything that captures calls they're currently missing.
The angle that worksTalk about booked jobs, not clicks. "How many calls went to voicemail last July?" lands better than any feature list.
Reaching out in CanadaCold email to Canadian businesses falls under CASL, and phone outreach falls under the CRTC's telemarketing rules. A business address that's published publicly can support implied consent for messages relevant to that business, but every email still needs your identity and a working unsubscribe. Read our plain-English CASL guide and cold-calling rules before your first campaign.
FAQ

Questions about Markham HVAC contractors leads

How many HVAC companies in Markham, ON are in the database?
163 HVAC companies in Markham, ON, as of October 2026. 163 of them have a phone number and 61 have an email address.
How much does it cost to get these leads?
Every account starts with 25 free credits. Unlocking a contact (phone and email together) costs 1 credit. The Starter plan is $39/month for 2,500 credits — about 1.6¢ a contact — so the whole Markham list of 163 costs less than one month of Starter. See pricing.
Can I export the list to a dialer or CRM?
Yes. Unlocked contacts export to CSV, Excel or JSON with phone, email, website, address, category and rating, ready for any dialer or CRM.
Where does the data come from?
From public business listings — the same information HVAC contractors publish so customers can find them — cleaned, de-duplicated by phone number and refreshed regularly. Businesses can ask to be removed at any time.

HVAC companies in other cities

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Other businesses in Markham

Electrical contractorsConstruction companiesLandscaping companiesCleaning companiesDental clinicsLaw firmsMedical clinicsEverything in Markham →

Start calling Markham HVAC contractors today

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