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

Facts checked November 8, 2026 by Ansh Singh

Short answer: HVAC Contractors in Montana get found online with a website that shows their license number, names the towns they serve such as Billings, Missoula and Great Falls, and collects real local reviews. Licensing runs through the none (no statewide HVAC contractor license). The state had 710 businesses with staff in this Census category in 2022.

Do HVAC contractors need a license in Montana?

In Montana, the licensing body for this work is none (no statewide HVAC contractor license).

• HVAC businesses with employees fall under the DLI Construction Contractor license. Mechanical permits and some city business licenses are handled locally.
• Refrigerant work needs federal EPA Section 608 certification.

Contractor registration in Montana sits with Montana Department of Labor & Industry, Construction Contractor License program. Since January 1, 2026 Montana runs a construction contractor license program (HB 239). It replaced the old registration, and active registrations were converted. The page names roofing, siding, flooring and scaffolding as contractor work. It also covers a business that uses more than one trade on one job or permit.

Montana moved from registration to licensing on January 1, 2026 (HB 239). Old registrations were converted. A sole operator with no employees is generally exempt but needs an Independent Contractor Exemption Certificate or workers comp. LLCs register with the Secretary of State first. Unknowns: exam, insurance, ad rules, tree licensing, handyman dollar limit.

What do homeowners in Montana’s biggest cities search for?

Google autocomplete for HVAC company searches in each city (job-seeker searches removed):

Billings

• 406 hvac billings mt
• ac repair billings
• ac repair billings mt
• ac repair description
• ac repair payment plan
• ac service billingstad
• air conditioning service billings mt
• billings ac repair

Missoula

• ac repair missoula
• ac repair missoula mt
• ac service missoula
• air conditioner repair missoula
• auto air conditioning repair missoula
• car ac repair missoula
• commercial hvac missoula
• heating and air conditioning missoula

Great Falls

• ac repair great falls
• ac repair great falls mt
• air conditioner great falls mt
• great falls hvac companies
• great falls mt hvac
• heating and cooling great falls
• heating and cooling great falls mt
• hvac great falls mt

Bozeman

• ac repair bozeman
• ac repair bozeman mt
• bozeman hvac companies
• bozeman hvac repair
• car ac repair bozeman
• heating and cooling bozeman
• heating and cooling bozeman mt
• hvac bozeman mt

Across these cities, the words that come up most are “repair” and “commercial”.

Source: Google autocomplete suggestions, checked November 8, 2026. Suggestions change over time.

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

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 Montana’s main cities?

Competition is tightest around Bozeman (Gallatin County), with one business for every 1,215 residents, and loosest around Butte-Silver Bow, at one per 2,139.

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 Montana?

The Census Bureau counted 710 businesses with employees in Montana in 2022, in the category “Plumbing, heating and air-conditioning contractors”. That ranks Montana 39th of 50 states, one of the smaller markets, and 1% of the US total. 85% of them have fewer than 10 staff, and 40 have 20 or more.

Together they employ 4,127 people, with an average yearly payroll of $367,849 per business. The three busiest counties hold 41% of them, so the work is spread across the state.

With 1,132,812 residents (Census, July 2023), that is one business for every 1,596 people, against 3,051 nationally: fewer residents per business than the US average, so more competition for each job.

Montana next to its neighbors

Counties with the most heating and air conditioning contractors

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

How big are they?

Businesses by number of employees, 2022: 475 with 1-4 staff, 131 with 5-9 staff, 63 with 10-19 staff, 31 with 20-49 staff, 9 with 50+ staff.

Where Montana is growing

New homes and new owners bring new work. Montana's population changed +4.2% from July 2020 to July 2023. The fastest-growing counties with 50,000 or more people:

• Flathead County: 113,679 people, +8.4% since 2020, 96 heating and air conditioning contractors
• Gallatin County: 126,409 people, +5.7% since 2020, 104 heating and air conditioning contractors
• Lewis and Clark County: 75,011 people, +5.4% since 2020, 46 heating and air conditioning contractors
• Yellowstone County: 170,843 people, +3.4% since 2020, 90 heating and air conditioning contractors
• Missoula County: 121,849 people, +3.0% since 2020, 69 heating and air conditioning contractors

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

Which code applies in Montana?

Montana uses the 2021 edition of the mechanical code (Per ICC April 2026 adoption chart; not cross-checked with the state). Homeowners rarely ask about code editions, but inspectors do, and a line on your service pages saying your work meets the current 2021 code answers the question before it comes up.

What should a Montana 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 Gallatin County, Flathead County and Yellowstone 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.

Montana questions

Who licenses HVAC contractors in Montana?

none (no statewide HVAC contractor license). HVAC businesses with employees fall under the DLI Construction Contractor license. Mechanical permits and some city business licenses are handled locally. Refrigerant work needs federal EPA Section 608 certification.

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

The US Census Bureau counted 710 businesses with employees in Montana in 2022 in the category Plumbing, heating and air-conditioning contractors, and 85% of them have fewer than 10 staff.

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

Gallatin County, with 104 businesses with employees in 2022 (Census County Business Patterns).

Which edition of the mechanical code does Montana use?

The 2021 edition. Per ICC April 2026 adoption chart; not cross-checked with the state.

What do people in Billings search for when they need an HVAC company?

Google autocomplete for Billings shows searches such as “406 hvac billings mt”, “ac repair billings”, “ac repair billings mt” and “ac repair description”.

When is the busiest season for HVAC contractors in Montana?

Montana’s statewide average runs from about 21°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
• Google autocomplete suggestions for the cities named, checked November 2026
• https://boards.bsd.dli.mt.gov/construction-contractor/