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How do HVAC contractors in Vermont get more customers from Google and AI search?

Facts checked November 8, 2026 by Ansh Singh

Short answer: HVAC Contractors in Vermont get found online with a website that shows their license number, names the towns they serve such as Burlington, South Burlington and Rutland, and collects real local reviews. Licensing runs through the Vermont Division of Fire Safety. The state had 300 businesses with staff in this Census category in 2022.

Do HVAC contractors need a license in Vermont?

In Vermont, the licensing body for this work is Vermont Division of Fire Safety.

License or registration types named by the state: Oil Burner installer certification; Gas certifications; Electrical Specialist A1 and C3.

• No single HVAC contractor license was found. Fuel and refrigeration work is certified by Fire Safety.
• Oil burner and gas installers need Fire Safety certification.

Homeowners can check a license on the state lookup page. Put your number where they will look for it.

Contractor registration in Vermont sits with Vermont Office of Professional Regulation. Registration is required since April 1, 2023 for residential work valued at $10,000 or more. Fees: $75 individual with no employees, $250 business.

Electricians and plumbers are licensed by Fire Safety, while residential contractors register with OPR for jobs of $10,000 or more. The attorney general has sued unregistered contractors, and 2026 news says regulators want more registrations. Roofing is covered by the registration rule.

What does a year of HVAC company work look like in Vermont?

Publish each seasonal page four to six weeks ahead.

Temperatures: NOAA NCEI nClimDiv statewide data. Job column: our planning suggestion, not survey data.

How many heating and air conditioning contractors compete in Vermont’s main cities?

Competition is tightest around Barre (Washington County), with one business for every 1,769 residents, and loosest around Burlington, at one per 2,387.

Source: US Census Bureau, County Business Patterns 2022 and County Population Estimates 2023. Counts businesses with paid employees only.

How many heating and air conditioning contractors are in Vermont?

The Census Bureau counted 300 businesses with employees in Vermont in 2022, in the category “Plumbing, heating and air-conditioning contractors”. That ranks Vermont 49th of 50 states, one of the smaller markets, and 0% of the US total. 83% of them have fewer than 10 staff, and 29 have 20 or more.

Together they employ 2,379 people, with an average yearly payroll of $500,947 per business. The three busiest counties hold 46% of them, so the work is spread across the state.

With 647,464 residents (Census, July 2023), that is one business for every 2,158 people, against 3,051 nationally: fewer residents per business than the US average, so more competition for each job.

Vermont next to its neighbors

Counties with the most heating and air conditioning contractors

12 of Vermont’s counties have at least one. Source: US Census Bureau, County Business Patterns 2022.

How big are they?

Businesses by number of employees, 2022: 207 with 1-4 staff, 41 with 5-9 staff, 23 with 10-19 staff, 21 with 20-49 staff, 8 with 50+ staff.

Where Vermont is growing

New homes and new owners bring new work. Vermont's population changed +0.7% from July 2020 to July 2023. The fastest-growing counties with 50,000 or more people:

• Franklin County: 50,994 people, +1.9% since 2020, 20 heating and air conditioning contractors
• Chittenden County: 169,481 people, +0.6% since 2020, 71 heating and air conditioning contractors
• Washington County: 60,142 people, +0.6% since 2020, 34 heating and air conditioning contractors
• Windsor County: 58,101 people, +0.6% since 2020, 28 heating and air conditioning contractors
• Rutland County: 60,271 people, -0.4% since 2020, 34 heating and air conditioning contractors

Source: US Census Bureau, County Population Estimates, Vintage 2023.

What should a Vermont HVAC company website show?

• Your license or registration number where people can see it, even where the state does not require it in ads.
• A service area list that names real counties and towns, for example Chittenden County, Rutland County and Washington County.
• Seasonal pages published before May, so they are found when demand starts.
• Real reviews from local jobs, with the town named, and photos of your own work.

Vermont questions

Who licenses HVAC contractors in Vermont?

Vermont Division of Fire Safety. No single HVAC contractor license was found. Fuel and refrigeration work is certified by Fire Safety. Oil burner and gas installers need Fire Safety certification.

How many heating and air conditioning contractors are there in Vermont?

The US Census Bureau counted 300 businesses with employees in Vermont in 2022 in the category Plumbing, heating and air-conditioning contractors, and 83% of them have fewer than 10 staff.

Which county in Vermont has the most heating and air conditioning contractors?

Chittenden County, with 71 businesses with employees in 2022 (Census County Business Patterns).

When is the busiest season for HVAC contractors in Vermont?

Vermont’s statewide average runs from about 17°F in January to about 67°F in July (NOAA, 1991 to 2020).

Sources

• US Census Bureau, County Business Patterns 2022 (state and county files)
• US Census Bureau, City, Town and County Population Estimates, Vintage 2023
• NOAA NCEI, nClimDiv statewide temperature and degree days, 1991 to 2020
• https://firesafety.vermont.gov/licensing
• https://sos.vermont.gov/residential-contractors/residential-contractor-faqs/