Around the Clock Heating and Air Conditioning, Inc.

Air conditioning contractor
4.8(225 reviews)
1123 Lillian Way, Los Angeles, CA 90038
Around the Clock Heating and Air Conditioning, Inc.

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About Around the Clock Heating and Air Conditioning, Inc.

Around the Clock Heating and Air Conditioning has kept Greater Los Angeles comfortable since 1967, making it one of the oldest continuously operating HVAC contractors in Southern California. The family-owned business holds current state licensing and carries full bonding and insurance coverage, providing peace of mind with every service call. With 226 verified customer reviews averaging 4.8 stars, the company has earned a reputation for reliability that spans generations of Los Angeles homeowners. Service extends across the San Fernando Valley, North Hollywood, and broader Los Angeles metro, with offices in both locations enabling rapid emergency dispatch.

What distinguishes Around the Clock is their factory-trained, NATE-certified technician workforce paired with an unusual breadth of brand partnerships. As an authorized Lennox dealer offering Trane, Carrier, and American Standard systems, the company can match equipment to homeowner budgets without pushing a single manufacturer's agenda. Their indoor air quality focus goes beyond standard filters, incorporating UV germicidal lights, whole-home purification, and humidification solutions, a meaningful offering for Los Angeles residents coping with seasonal wildfire smoke and year-round allergens. The ConciergeAIR maintenance program provides two annual tune-ups with priority scheduling, and all service trucks stock replacement parts to minimize return visits.

What Customers Say

All five-star reviewers praise specific technicians by name. Oleg receives multiple mentions for educational consultations, while the replacement team of Jonathan, David, and Ernie earned recognition for same-day system installation during a summer heat surge. No negative reviews exist in the sampled data, with former customers citing the company for both rental properties and personal homes.

4.8 · 225 reviews
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Working Hours

Sunday9 AM–3 PM
Monday7 AM–7 PM
Tuesday7 AM–7 PM
Wednesday7 AM–7 PM
ThursdayToday7 AM–7 PM
Friday7 AM–7 PM
Saturday9 AM–3 PM

Services

AC Repair & Maintenance

Central air and ductless mini-split repair, diagnostics, and twice-yearly maintenance through the ConciergeAIR program.

Furnace & Heating Repair

Furnace installation, repair, and replacement for all major brands including Lennox, with replacement parts stocked on service trucks.

Thermostat & Comfort Controls

Smart thermostat installation and programming for zoning systems that let homeowners control temperature by room.

Indoor Air Quality Solutions

Whole-home purification, UV germicidal lights, humidifiers, and filtration systems addressing Los Angeles-specific air quality concerns.

Duct Repair & Sealing

Ductwork repair, sealing, replacement, and insulation to optimize airflow and improve system efficiency throughout the home.

Frequently Asked Questions