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Heating, Air-Conditioning & Plumbing Contractors in Ontario

Author.Name IBISWorld Canada Last Updated: August 2025 NAICS ON23822aCA

Heating, Air-Conditioning & Plumbing Contractors in Ontario industry analysis

Revenue for the Heating & Air-Conditioning Contractors industry in Ontario is expected to grow an annualized x.x% to $x.x billion over the five years to 2025, while revenue for the national industry will likely grow at x.x% during the same period. The number of industry establishments has increased an annualized x.x% to x,xxx locations over the past five years. Industry employment has increased an annualized x.x% to x,xxx workers during the period, while industry wages have increased an annualized x.x% to $x.x billion.

Over the five years to 2030, provincial industry revenue is expected to grow an annualized x.x% to $x.x billion, while revenue for the national industry will likely grow x.x%. The number of industry establishments is forecast to grow x.x% to x,xxx locations over the next five years. Industry employment is expected to increase an annualized x.x% to x,xxx workers during the outlook period, while industry wages likely increase x% to $x.x billion.

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About the Heating, Air-Conditioning & Plumbing Contractors in Ontario Market Research Report

What’s Included in the Heating, Air-Conditioning & Plumbing Contractors in Ontario Market Research Report

Definition of the Heating, Air-Conditioning & Plumbing Contractors in Ontario?

This industry installs and services heating, ventilation, air-conditioning and refrigeration equipment. The work performed includes new installations, additions, alterations, maintenance and repairs. Plumbing-related information is not covered in this report, but is instead covered in the Plumbing industry in Canada report (IBISWorld report 23822bCA).

What’s included in the Heating, Air-Conditioning & Plumbing Contractors in Ontario?

The Heating, Air-Conditioning & Plumbing Contractors in Ontario includes air-conditioning system installation, except window units, air vent installation, furnace conversions (i.e. from one fuel to another), refrigeration system (e.g. commercial, industrial or scientific) installation, heating, ventilation and air-conditioning (hvac) contractors, furnace humidifier installation, natural gas fireplace installation, duct work (e.g. cooling, dust collection, exhaust, heating and ventilation) installation, ventilation equipment installation and heating and ventilation system component (e.g. air registers, diffusers and filters) installation. Related terms covered in the Heating, Air-Conditioning & Plumbing Contractors in Ontario industry report includes a system used to control the temperature, humidity and air quality in buildings, a system used to store perishable items, such as food, medicine and chemicals and an establishment without payroll employees, typically a sole proprietorship or partnership.

Industry Performance of the Heating, Air-Conditioning & Plumbing Contractors industry in Ontario

Benchmark the Heating, Air-Conditioning & Plumbing Contractors in Ontario industry performance with all ON Census Metropolitan Area and national performance.

Heating, Air-Conditioning & Plumbing Contractors in Ontario

#1 in Highest Revenue 41.5% of province's GDP
Revenue (2025)
Annual Growth (2020-25)
Annual Growth (2025-30)

Heating & Air-Conditioning Contractors in Canada


Revenue (2025)
Annual Growth (2020-25)
Annual Growth (2025-30)

For the full list of industry drivers, see report purchase options.

Key Drivers of the Heating, Air-Conditioning & Plumbing Contractors industry in Ontario

See how key industry drivers, such as gross domestic product, private investment in non-residential construction, bachelorsed, housing starts, value of nonresidential construction and per capita disposable income are impacting Heating, Air-Conditioning & Plumbing Contractors in Ontario

Ontario Economic Indicators

Gross Domestic Product
Private Investment in Non-Residential Construction
BachelorsEd

View more economic information in ON State Economic profile

Canada Key External Drivers

Housing starts
Value of nonresidential construction
Per capita disposable income

For the full list of industry drivers, see report purchase options.

Census Metropolitan Area Data of the Heating, Air-Conditioning & Plumbing Contractors industry in Ontario

Access proprietary data on Census Metropolitan Area in the Heating, Air-Conditioning & Plumbing Contractors in Ontario, such as Toronto, Ottawa - Gatineau and Hamilton. Data includes figures on revenue, establishments, employees and wages by Census Metropolitan Areas.

Key Statistics of the Heating, Air-Conditioning & Plumbing Contractors industry in Ontario

Download 18 years of historical data and 5 years of projected performance.

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Top Questions Answered in this Report

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What is the market size of the Heating, Air-Conditioning & Plumbing Contractors industry in Ontario in 2025?

The market size of the Heating, Air-Conditioning & Plumbing Contractors industry in Ontario is $7.2bn in 2025.

How many businesses are there in the Heating, Air-Conditioning & Plumbing Contractors industry in Ontario in 2025?

There are 6,040 businesses in the Heating, Air-Conditioning & Plumbing Contractors industry in Ontario, which has been growing at an average annual rate of 2.4% from 2020 to 2025.

Has the Heating, Air-Conditioning & Plumbing Contractors industry in Ontario grown or declined over the past 5 years?

The market size of the Heating, Air-Conditioning & Plumbing Contractors industry in Ontario has been growing at an average annual rate of 2.2% from 2020 to 2025.

How many employees in the Heating, Air-Conditioning & Plumbing Contractors industry in Ontario in 2025?

There are 30,466 employees in the Heating, Air-Conditioning & Plumbing Contractors industry in Ontario, which has been growing at an average annual rate of 4.7% from 2020 to 2025.