No heat or no cooling right now?
If you smell gas or a carbon monoxide alarm sounds, leave first and call 911 or your gas utility from outside. Otherwise, call a company below that says it takes emergency calls. Quick checks first: AC not cooling · furnace not working.
The list
Jacksonville HVAC companies, A to Z
Filter by what each business says on its own website. “Says 24/7 emergency” means its site says so – call to confirm before you rely on it.
Your HVAC company, Jacksonville
The one City Spotlight place for Jacksonville sits here, above the A to Z list. Requests sent from this page for areas the Spotlight company serves go to it. Offered only to companies that pass our listing rules. How it works
A & G Heating and AC Inc.
Based in Orange Park, FL
Names on its website: Middleburg, Green Cove Springs, Lake Asbury, Fleming Island, Keystone Heights, Argyle
A1A Heat & Air
Based in Jacksonville Beach, FL · 3016 3rd St. S, Jacksonville Beach, FL 32250
Names on its website: Atlantic Beach, Fernandina Beach, Fleming Island, Jacksonville, Julington Creek, Mandarin, Neptune Beach, Nocatee, Orange Park, Ponte Vedra Beach and more
License number shown on its website: Mechanical Contractors License #CAC1819975
Air to Air, Inc.
Based in Jacksonville, FL
Names on its website: Fernandina Beach, Orange Park, Fleming Island, Ponte Vedra, Nocatee, Saint Augustine, Saint Johns, World Golf Village, Green Cove Springs
License number shown on its website: CAC1815206
Arctic Air of Northern Florida
Based in Callahan, FL · 451688 FL-200, Callahan, FL 32011
Names on its website: Amelia Island, Fernandina Beach, Jacksonville, Yulee, Hilliard, Fleming Island, Middleburg
License number shown on its website: Florida: CAC1816366; Georgia: CN21095
B-Cool Air Conditioning & Heating
Based in Orange Park, FL · 1033 Blanding Blvd Suite #301, Orange Park, FL 32065
Names on its website: Atlantic Beach, Avondale, Fleming Island, Jacksonville, Jacksonville Beach, Mandarin, Ponte Vedra, St. Augustine
License number shown on its website: FL License #CAC1813865
Bold City Heating & Air
Based in Jacksonville, FL · 8400 Baymeadows Way #1, Jacksonville, FL 32256
Names on its website: Arlington, Atlantic Beach, Mandarin, Orange Park, Ponte Vedra Beach, Julington Creek
License number shown on its website: CAC1818833
Buehler Air Conditioning & Plumbing
Based in Jacksonville Beach, FL · 207 20th St N, Jacksonville Beach, FL 32250
Names on its website: Atlantic Beach, Fruit Cove, Lakeside, Orange Park, St. Johns, Mandarin, Ponte Vedra, Neptune Beach, Fleming Island, Nocatee and more
License number shown on its website: CAC1816716 & CFC1432792
Charlie's Tropic Heating & Air
Based in Atlantic Beach, FL · 750 Mayport Road, Atlantic Beach, FL 32233
Names on its website: Mayport, Palm Valley, Jacksonville Beach, Neptune Beach, Ponte Vedra Beach
License number shown on its website: CAC1820218 and CACA41190
Cool Connections, Inc.
Based in Jacksonville, FL · 10142 103rd St #105, Jacksonville, FL 32210
Names on its website: Riverside, Mandarin, Southside, Ponte Vedra, Arlington, Westside, Orange Park, St. Johns, St. Augustine, Macclenny
License number shown on its website: CAC1816060
Cool R Us, Inc A/C & Heating
Based in Jacksonville, FL · 3006 Mercury Rd South, Jacksonville, FL 32207
Names on its website: Atlantic Beach, Neptune Beach, Jacksonville Beach, Orange Park, Middleburg, Ponte Vedra Beach, St. Augustine, Saint Johns
License number shown on its website: CAC1815614
Estes Heating & Air Conditioning
Based in Jacksonville, FL · 1954 Southside Blvd., Jacksonville, FL 32216
Names on its website: Jacksonville Beach, Neptune Beach, Atlantic Beach, San Pablo, Ponte Vedra, Mayport, Fernandina, Nocatee, St. Augustine
Florida Air Flow Heating & Air
Based in Jacksonville, FL · 2727 Clydo Rd #18, Jacksonville, FL 32207
Names on its website: Ponte Vedra, St Johns, Orange Park, Atlantic Beach, Fernandina Beach, St Augustine, Nocatee
License number shown on its website: CAC1823131
Guardian Heating and Air
Based in Jacksonville, FL
Names on its website: Neptune Beach, Atlantic Beach, Ponte Vedra, Orange Park, St. Augustine, Fernandina Beach
License number shown on its website: Contractor License: #CAC1823087
Hammond Heating & Air Conditioning
Based in Jacksonville, FL · 3412 Galilee Rd, Jacksonville, FL 32207
Names on its website: Doctors Inlet, Fleming Island, Jacksonville Beach, Macclenny, Middleburg, Orange Park, Ponte Vedra Beach, Sanderson
License number shown on its website: CAC1816450
Ideal Conditions Heating & Air Conditioning
Based in Jacksonville, FL · 1617 Rowe Ave, Jacksonville, FL 32208
Names on its website: Orange Park, Fleming Island, Mandarin, Ortega, Riverside, San Marco, Atlantic Beach, Neptune Beach, Jacksonville Beach, Ponte Vedra and more
License number shown on its website: CGC1531476 · CCC1331237 · CBC1263776 · CMC1250363 · CFC1429419 · EC13006498
Island Heating & Air Conditioning
Based in Atlantic Beach, FL · 1146 Hamlet Court, Atlantic Beach, FL 32266
Names on its website: Jacksonville, Neptune Beach, Jacksonville Beach, Ponte Vedra Beach, Sawgrass, Palm Valley, Fruit Cove, Nocatee
License number shown on its website: CAC 1817609
J. Donovan AC
Based in Ponte Vedra Beach, FL
Names on its website: Jacksonville, Jacksonville Beach, Atlantic Beach, Neptune Beach, St. Augustine
License number shown on its website: CAC1815340
Jenkins Heating and Air
Based in Jacksonville, FL · 8933 Western Way Suite #11, Jacksonville, FL 32256
Names on its website: St. Augustine, Palm Coast, Gainesville, Fernandina, Baldwin, Middleburg, Green Cove Springs
License number shown on its website: State Certified Air Conditioning Contractor
Ocean State Air Conditioning & Heating
Based in Neptune Beach, FL · 1476 Atlantic Blvd, Neptune Beach, FL 32266
Names on its website: Jacksonville, Jacksonville Beach, Ponte Vedra
License number shown on its website: CAC049310
Von's Heating and Air
Based in Orange Park, FL · 2815 Bolton Road, Unit B, Orange Park, FL 32073
Names on its website: Jacksonville
License number shown on its website: CAC1820076
Willman Air
Based in Jacksonville, FL · 13140 Tamarisk Ct, Jacksonville, FL 32246
Names on its website: Ponte Vedra Beach, Nocatee, Saint Augustine, Saint Johns
License number shown on its website: CAC1818493
Details on this page come from each business’s own website, checked October 2026. Free listings are shown alphabetically. How we list · Update or remove a listing
Before you hire
Checking an HVAC company in the Jacksonville area
HVAC licenses in Florida
HVAC contractors are licensed by the state.
Who licenses: Florida Department of Business and Professional Regulation, Construction Industry Licensing Board (CILB)
License types: Air-Conditioning Contractor Class A, Air-Conditioning Contractor Class B, Air-Conditioning Contractor Class C, Mechanical Contractor, Sheet Metal Contractor.
Companies: Under Fla. Stat. 489.113(2) a person must be certified or registered to engage in the business of contracting in Florida. Section 489.105(3) defines Class A air-conditioning contractors as unlimited, Class B as limited to 25 tons of cooling and 500,000 Btu of heating per system, and Class C as limited to servicing air-conditioning, heating or refrigeration systems.
Local rules: The CILB page lists both certified (CA) and registered (RA) air-conditioning categories; how registered contractors are tied to local jurisdictions was not confirmed here.
Check a license: myfloridalicense.com
Search the company on MyFloridaLicense and confirm the license class (A, B or C) fits the job, the status is current and active, and check for any disciplinary history.
Federal rule: in every state, technicians who handle refrigerant must hold EPA Section 608 certification, whatever the state or city requires.
Sources: www2.myfloridalicense.com, myfloridalicense.com, leg.state.fl.us. Checked October 2026 from official sources. This is not legal advice.
Questions to ask
Ask every company the same questions: license number, insurance, EPA refrigerant certification, a written itemized estimate, a load calculation for new equipment, after-hours rates, who pulls the permit, and the warranty. All eight questions.
Seasonal care
Keeping cool in Jacksonville
Cooling season is the long one in Jacksonville, so most of the wear falls on the air conditioner or heat pump. These guides cover the care that prevents most summer breakdowns.
Questions
Jacksonville HVAC questions
How many HVAC companies are listed in Jacksonville?
21 HVAC companies, each based within about 25 miles of Jacksonville. They are listed alphabetically.
Which Jacksonville HVAC companies say they offer 24/7 emergency service?
12 of the businesses listed here say on their own website that they offer 24/7 or 24-hour emergency service: Air to Air, Inc., Arctic Air of Northern Florida, Bold City Heating & Air, Cool Connections, Inc., Cool R Us, Inc A/C & Heating, Estes Heating & Air Conditioning, Florida Air Flow Heating & Air, Hammond Heating & Air Conditioning, Ideal Conditions Heating & Air Conditioning, Jenkins Heating and Air, Ocean State Air Conditioning & Heating, Von’s Heating and Air. Call to confirm availability and after-hours rates.
Do HVAC contractors in Jacksonville need a license?
Florida licenses HVAC contractors statewide through the Florida Department of Business and Professional Regulation, Construction Industry Licensing Board (CILB). Check a license at myfloridalicense.com.
Which Jacksonville companies work on heat pumps?
13 of the listed businesses say on their own website that they install or repair heat pumps. Use the Heat pumps filter above the list.
Which HVAC companies here do commercial work?
13 of the listed businesses say on their own website that they work on commercial properties. Use the Commercial filter above the list.
Do technicians need EPA certification?
Yes: federal rules require technicians who handle refrigerant to hold EPA Section 608 certification, in every state. Ask any company you are considering.
Nearby metro areas: Atlanta, GA · Miami, FL · Tampa, FL · Orlando, FL · Birmingham, AL · Huntsville, AL · Fort Myers, FL · Sarasota, FL. All of Florida.
Request an HVAC company
Ask us to find an HVAC company in Jacksonville
Tell us the job and your ZIP code. We pass your request to listed companies that serve your area, and they contact you directly.
No heat in freezing weather, or no cooling in dangerous heat? Call a company from the list that says it takes emergency calls – a form is not fast enough. If you smell gas or a carbon monoxide alarm sounds, leave first and call 911 or your gas utility from outside.