Five Star Heating and Air LLC CAC1821355
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Claim This BusinessAbout Five Star Heating and Air LLC CAC1821355
Five Star Heating and Air LLC has served the Jacksonville community since 2007, when founder Christopher Null established the company after retiring from the US Navy as a Chief Petty Officer. Now operated by his son Brandon, the company holds Florida license CAC1821355 and maintains an exceptional 4.9-star rating across 83 customer reviews. The business provides air conditioning and heat pump services to residential and commercial clients throughout Jacksonville, Jacksonville Beach, and Ponte Vedra Beach. Their service fleet responds to calls across these communities, offering everything from routine maintenance to emergency repairs.
What distinguishes Five Star Heating and Air is their commitment to thorough diagnostics and transparent communication. The team utilizes thermal imaging inspections to verify system performance and air humidity testing to identify indoor air quality concerns. They specialize in ductless mini split system installation and repair, offering an energy-efficient alternative for homes without ductwork. From compressor replacements and motor repairs to thermostat calibration and Freon charging, their technicians handle the full range of air conditioning and heat pump repairs. The company also performs preventative maintenance programs designed to extend equipment lifespan and prevent costly breakdowns.
What Customers Say
Every reviewer awarded 5 stars, with multiple customers specifically naming Brandon as the technician who arrived, explained the diagnosis clearly, and delivered fair pricing. Reviewers describe same-day response, thorough work.cleanup, and systems left in better condition than before. One reviewer noted the company has served their home for many years, reflecting long-term trust built on consistent quality.
Working Hours
| Sunday | 9 AM–5 PM |
| Monday | 8 AM–5 PM |
| Tuesday | 8 AM–5 PM |
| Wednesday | 8 AM–5 PM |
| ThursdayToday | 8 AM–5 PM |
| Friday | 8 AM–5 PM |
| Saturday | 8 AM–5 PM |
Services
AC Repair & Maintenance
Diagnoses and repairs air conditioning systems including condenser issues, capacitors, and electrical problems; annual maintenance tune-ups available.
Heat Pump Repair & Installation
Full-service heat pump repair, including compressor replacements, refrigerant charging, and new system installations.
Ductless Mini Split Systems
Specialized installation and repair of ductless mini split systems offering zoned heating and cooling without ductwork.
Thermostat Services
Thermostat replacement, installation, and calibration to ensure accurate temperature control and system efficiency.
Preventative Maintenance
Comprehensive maintenance programs including inspections, cleaning, coil cleaning, and system tune-ups to prevent breakdowns.
Emergency Repair Services
Emergency service calls for sudden AC or heat pump failures, with same-day or prompt response when available.
Thermal Imaging & Humidity Testing
Advanced thermal imaging inspections to verify system performance and air humidity testing to assess indoor air quality.