Home/Find HVAC
The directory
Find an HVAC company by state and city
2,079 local heating and cooling companies in 98 metro areas so far. Choose your state – with how it licenses HVAC work – or go straight to your city.
All 50 states and DC
Choose your state
Every state page explains how HVAC work is licensed there and lists the companies we have checked in that state so far.
Alabama44 listedAlaska18 listedArizona42 listedArkansas22 listedCalifornia164 listedColorado48 listedConnecticut20 listedDelaware18 listedDistrict of Columbia2 listedFlorida127 listedGeorgia28 listedHawaii19 listedIdaho27 listedIllinois25 listedIndiana28 listedIowa45 listedKansas31 listedKentucky42 listedLouisiana47 listedMaine19 listedMaryland29 listedMassachusetts43 listedMichigan43 listedMinnesota29 listedMississippi23 listedMissouri32 listedMontana17 listedNebraska23 listedNevada44 listedNew Hampshire24 listedNew Jersey10 listedNew Mexico20 listedNew York82 listedNorth Carolina66 listedNorth Dakota17 listedOhio96 listedOklahoma44 listedOregon17 listedPennsylvania79 listedRhode Island14 listedSouth Carolina69 listedSouth Dakota20 listedTennessee78 listedTexas124 listedUtah23 listedVermont18 listedVirginia57 listedWashington45 listedWest Virginia18 listedWisconsin45 listedWyoming14 listed
98 metro areas
Choose your city
Each city page lists HVAC companies based within about 25 miles (35 in smaller metro areas) whose own website names that city or nearby towns.
Albany, NY21 listedAlbuquerque, NM20 listedAllentown, PA20 listedAnchorage, AK18 listedAtlanta, GA22 listedAustin, TX21 listedBakersfield, CA21 listedBaltimore, MD17 listedBaton Rouge, LA23 listedBillings, MT17 listedBirmingham, AL24 listedBoise, ID22 listedBoston, MA17 listedBuffalo, NY23 listedBurlington, VT18 listedCedar Rapids, IA22 listedCharleston, SC22 listedCharleston, WV18 listedCharlotte, NC21 listedChattanooga, TN20 listedCheyenne, WY14 listedChicago, IL22 listedCincinnati, OH21 listedCleveland, OH22 listedColorado Springs, CO20 listedColumbia, SC21 listedColumbus, OH19 listedDallas, TX23 listedDayton, OH22 listedDenver, CO28 listedDes Moines, IA20 listedDetroit, MI17 listedEl Paso, TX20 listedFargo, ND19 listedFort Myers, FL22 listedFresno, CA22 listedGrand Rapids, MI22 listedGreensboro, NC24 listedGreenville, SC24 listedHarrisburg, PA17 listedHartford, CT20 listedHonolulu, HI19 listedHouston, TX22 listedHuntsville, AL20 listedIndianapolis, IN24 listedJackson, MS17 listedJacksonville, FL21 listedKansas City, MO22 listedKnoxville, TN22 listedLas Vegas, NV20 listedLexington, KY20 listedLittle Rock, AR20 listedLos Angeles, CA20 listedLouisville, KY22 listedMadison, WI24 listedManchester, NH24 listedMcAllen, TX18 listedMemphis, TN24 listedMiami, FL19 listedMilwaukee, WI21 listedMinneapolis, MN27 listedNashville, TN26 listedNew Orleans, LA24 listedNew York City, NY22 listedOklahoma City, OK21 listedOmaha, NE24 listedOrlando, FL23 listedPhiladelphia, PA20 listedPhoenix, AZ21 listedPittsburgh, PA23 listedPortland, ME19 listedPortland, OR22 listedProvidence, RI20 listedRaleigh, NC23 listedReno, NV24 listedRichmond, VA21 listedRiverside, CA22 listedRochester, NY22 listedSacramento, CA26 listedSalt Lake City, UT23 listedSan Antonio, TX20 listedSan Diego, CA20 listedSan Francisco, CA19 listedSan Jose, CA16 listedSarasota, FL22 listedSeattle, WA23 listedSioux Falls, SD22 listedSpokane, WA22 listedSt. Louis, MO22 listedTampa, FL20 listedToledo, OH20 listedTucson, AZ21 listedTulsa, OK23 listedVirginia Beach, VA23 listedWashington, DC26 listedWichita, KS22 listedWilmington, DE22 listedWorcester, MA20 listed
Check a license
Who licenses HVAC work, state by state
From each state’s own licensing agency or statutes, checked October 2026. Where licensing is local, ask your city or county building department. States marked “Not yet checked” are still being researched.
| State | Licensed by | Agency | Official lookup |
|---|---|---|---|
| Alabama | State | Alabama Board of Heating, Air Conditioning & Refrigeration Contractors | hacr.igovsolution.net |
| Alaska | State | Alaska Division of Corporations, Business and Professional Licensing (Department of Commerce, Community, and Economic Development) | commerce.alaska.gov |
| Arizona | State | Arizona Registrar of Contractors (ROC) | roc.az.gov |
| Arkansas | State | Arkansas HVACR Licensing Board, Arkansas Department of Labor and Licensing | labor.arkansas.gov |
| California | State | Contractors State License Board (CSLB) | www2.cslb.ca.gov |
| Colorado | Cities / counties | – | No state lookup |
| Connecticut | State | Connecticut Department of Consumer Protection (State Board of Heating, Piping, Cooling and Sheet Metal Work Examiners) | elicense.ct.gov |
| Delaware | State | Delaware Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners (Division of Professional Regulation) | delpros.delaware.gov |
| District of Columbia | State | District of Columbia Department of Licensing and Consumer Protection (DLCP), Board of Industrial Trades | govservices.dcra.dc.gov |
| Florida | State | Florida Department of Business and Professional Regulation, Construction Industry Licensing Board (CILB) | myfloridalicense.com |
| Georgia | State | Georgia State Board of Conditioned Air Contractors (State Construction Industry Licensing Board, Secretary of State) | goals.sos.ga.gov |
| Hawaii | State | Hawaii Board of Contractors License, Department of Commerce and Consumer Affairs | mypvl.dcca.hawaii.gov |
| Idaho | State | Idaho Division of Occupational and Professional Licenses (DOPL), Heating, Ventilation and Air Conditioning (HVAC) Board | edopl.idaho.gov |
| Illinois | Cities / counties | – | No state lookup |
| Indiana | Cities / counties | – | No state lookup |
| Iowa | State | Iowa Plumbing and Mechanical Systems Board (PMSB), Iowa Department of Inspections, Appeals, and Licensing (DIAL) | ia-plb.my.site.com |
| Kansas | Cities / counties | – | No state lookup |
| Kentucky | State | Kentucky Department of Housing, Buildings and Construction (Division of HVAC) | dhbc.ky.gov |
| Louisiana | State | Louisiana State Licensing Board for Contractors (LSLBC) | arlspublic.lslbc.louisiana.gov |
| Maine | State and local | Maine Fuel Board (Office of Professional and Occupational Regulation, Dept. of Professional and Financial Regulation) | pfr.maine.gov |
| Maryland | State | Maryland State Board of Heating, Ventilation, Air-Conditioning and Refrigeration (HVACR) Contractors (Dept. of Labor, Division of Occupational and Professional Licensing) | dllr.state.md.us |
| Massachusetts | State and local | Division of Occupational Licensure, Office of Public Safety and Inspections (OPSI); Dept. of Fire Services (oil burners) | madpl.mylicense.com |
| Michigan | State | Michigan Dept. of Licensing and Regulatory Affairs (LARA), Bureau of Construction Codes | michigan.gov |
| Minnesota | Cities / counties | Minnesota Department of Labor and Industry (Construction Codes and Licensing) – files the mechanical contractor bond only | secure.doli.state.mn.us |
| Mississippi | State | Mississippi State Board of Contractors (MSBOC) | search.msboc.us |
| Missouri | Cities / counties | – | No state lookup |
| Montana | State and local | Montana Department of Labor & Industry, Business Standards Division (Construction Contractor License program) | ebizws.mt.gov |
| Nebraska | Cities / counties | – | No state lookup |
| Nevada | State | Nevada State Contractors Board (NSCB) | app.nvcontractorsboard.com |
| New Hampshire | State and local | New Hampshire Office of Professional Licensure and Certification (OPLC), Mechanical Licensing Board | oplc.nh.gov |
| New Jersey | State | New Jersey State Board of Examiners of Heating, Ventilating, Air Conditioning and Refrigeration (HVACR) Contractors (Division of Consumer Affairs) | newjersey.mylicense.com |
| New Mexico | State | New Mexico Regulation and Licensing Department, Construction Industries Division (CID) | public.psiexams.com |
| New York | Cities / counties | – | No state lookup |
| North Carolina | State | North Carolina State Board of Examiners of Plumbing, Heating and Fire Sprinkler Contractors | public.nclicensing.org |
| North Dakota | State and local | North Dakota Secretary of State (Contractor Licensing) | firststop.sos.nd.gov |
| Ohio | State | Ohio Construction Industry Licensing Board (OCILB), Ohio Department of Commerce | elicense7.com.ohio.gov |
| Oklahoma | State | Oklahoma Construction Industries Board (CIB) | okcibv7prod.glsuite.us |
| Oregon | State | Oregon Construction Contractors Board (CCB); Building Codes Division (BCD) for the limited maintenance HVAC/R specialty license | search.ccb.state.or.us |
| Pennsylvania | Cities / counties | – | No state lookup |
| Rhode Island | State | Rhode Island Department of Labor and Training, Division of Professional Regulation (Mechanical Board) | dltweb.dlt.ri.gov |
| South Carolina | State | South Carolina Department of Labor, Licensing and Regulation (LLR): Contractor's Licensing Board (commercial) and Residential Builders Commission (residential HVAC) | verify.llronline.com |
| South Dakota | Cities / counties | – | No state lookup |
| Tennessee | State and local | Tennessee Board for Licensing Contractors, Department of Commerce and Insurance | search.cloud.commerce.tn.gov |
| Texas | State | Texas Department of Licensing and Regulation (TDLR), Air Conditioning and Refrigeration Contractors program | tdlr.texas.gov |
| Utah | State | Utah Division of Professional Licensing (DOPL), Department of Commerce | secure.utah.gov |
| Vermont | State and local | Vermont Department of Public Safety, Division of Fire Safety (trade licensing and certification) | data.vermont.gov |
| Virginia | State | Virginia Department of Professional and Occupational Regulation (DPOR), Board for Contractors | dpor.virginia.gov |
| Washington | State | Washington State Department of Labor & Industries (L&I), Contractor Registration | secure.lni.wa.gov |
| West Virginia | State | West Virginia Division of Labor, Licensing Section (Commissioner of Labor) | wvlabor.com |
| Wisconsin | State | Wisconsin Department of Safety and Professional Services (DSPS) | license.wi.gov |
| Wyoming | Cities / counties | – | No state lookup |