Our services
Heating, cooling and ductwork for homes, apartment complexes and businesses across Antioch, East County, Central County and Lamorinda.
Residential
AC RepairDiagnosis and repair for AC that won't coolOpen Heater & Furnace RepairGas and electric heater and furnace repairOpen AC Installation & ReplacementNew central AC sized for East County heatOpen Heat Pump Installation & RepairDucted heat pumps for heating and cooling in oneOpen Furnace Installation & ReplacementGas furnace, dual-fuel and heat pump replacementsOpen Ductless Mini-Split InstallationHeat and cool rooms that have no ductworkOpen Duct Replacement & RepairDuct repair, redesign and full replacementOpen HVAC Maintenance & Tune-UpsSpring AC and fall furnace tune-upsOpen
More for your home
- HVAC Contractor (Heating & Air)Heating and air repair, installs and upkeep
- HVAC Maintenance Membership PlanTwo tune-ups a year, reminders, priority booking
- Duct Sealing & HERS Duct TestingDuct leakage testing and sealing for Title 24
- Air Duct CleaningDuct cleaning when it helps, and a straight answer
- Whole House FansLet the Delta breeze cool your house at night
- Indoor Air Quality & Wildfire Smoke FiltrationFiltration upgrades for smoke, dust and allergies
- Smart Thermostats & HVAC ZoningSmart thermostats and zoning for a hot upstairs
- Emergency HVAC RepairNo heat or no AC? What to do and how to reach us
- Gas Furnace to Heat Pump ConversionSwap a gas furnace for a heat pump, planned right
- HVAC & Heat Pump RebatesWhere heat pump rebates stand in 2026, honestly
- New Construction & Remodel HVACHVAC design and install for new homes and remodels
- ADU & Room Addition HVACHeating and cooling for ADUs, garages and additions
- Heat Pump Water HeatersSwap a gas tank for a heat pump water heater
Commercial & multifamily
Apartment & Multifamily HVACHVAC for apartments, HOAs and property managersOpen Commercial HVACRooftop units and splits for local businessesOpen Commercial HVAC RepairRooftop unit and commercial AC repairOpen Commercial HVAC Installation & Rooftop UnitsRooftop unit replacement and new commercial systemsOpen Commercial HVAC Maintenance AgreementsScheduled maintenance for commercial HVAC unitsOpen
Cool through the Delta heat, warm through winter.
Heating and cooling problems never pick a good time. We find the actual cause, explain your options in plain language, and give you a written quote before we start, whether it's a small repair or a whole new system.
- Licensed since 2006 (CSLB #880647)
- Homes, apartments & businesses
- 4.9-star Google rating
- Cash, checks & credit cards
You'll know who's coming.
Jeff, Colten, Dennis and the rest of the crew are on our About page.
Named crew
Based on Wilbur Avenue.
An Antioch shop with its own team and fleet, not a call center.
Local since 2006
Residential, multifamily, commercial.
Single homes, apartment complexes, new construction and light commercial.
Homes to apartments
CSLB #880647.
Active C-20 license, contractor's bond and workers' comp on file.
Licensed & bonded
Free quotes on new equipment.
We come out, look at the house and give you options in writing.
Free quotes
Blue Star Heating & Air is just a call away!
- Licensed since 2006 (CSLB #880647)
- Homes, apartments & businesses
- 4.9-star Google rating
- Cash, checks & credit cards