Business Details
34 Years
experience
Emergency
services
Trusted HVAC Repair & Installation in Brentwood, CA
Since 1992, AC Repair Brentwood has been the trusted local expert for HVAC solutions in Brentwood, CA. Founded by Patrick, a lifelong resident with over 30 years of hands-on experience, our team specializes in residential and commercial HVAC systems. Our NATE, EPA, ASHRAE, and SMACNA-certified technicians deliver same-day emergency service, honest pricing, and quality workmanship. We stock parts for common AC and heating systems, ensuring efficient repairs for brands like Lennox, Carrier, and Trane. Our commitment to clear communication and community relationships has made us the go-to HVAC provider for East County residents and businesses. 
Services
Air Conditioning Repair
Heating & Furnace Services
HVAC Installation
Indoor Air Quality
Thermostat Replacement
Commercial HVAC
Ductless Mini-Split Systems
Emergency Repair
Heating Maintenance
Heat Pump Service
Details
- Year established: 1992
Highlights and features
- We offer same-day emergency HVAC service 7 days a week.
- Our technicians hold NATE, EPA, ASHRAE, and SMACNA certifications.
- We stock common replacement parts for immediate AC/heating repairs.
- We provide transparent pricing with no hidden fees or upselling.
- We specialize in Brentwood's common HVAC systems from the 90s-2000s.
Associations and certifications
- NATE
- EPA
- ASHRAE
- SMACNA
What people say
Responsive and trustworthy
Professional and quality work
Came early and stayed late
Honest recommendations
Knowledgeable and efficient
Services
Air Conditioning Repair
Our certified technicians diagnose and fix all AC issues, from capacitor failures to refrigerant leaks. We stock common parts for Lennox, Carrier, and Trane units, enabling same-day repairs. With 30+ years of local experience, we resolve problems efficiently for residential and commercial clients.
Heating & Furnace Services
We provide emergency furnace repairs, installations, and maintenance for gas, electric, and hybrid systems. Our team handles ignitor replacements, heat exchanger issues, and thermostat problems. Annual tune-ups extend system life and prevent 85% of breakdowns while maintaining energy efficiency.
HVAC Installation
Professional installation of energy-efficient AC, furnace, and heat pump systems. We assess whether repair or replacement is cost-effective and handle ductwork modifications. All installations include manufacturer warranties and workmanship guarantees for long-term reliability and customer satisfaction.
Indoor Air Quality
We improve indoor air quality through whole-house purification systems, humidifiers, and ventilation solutions. Our EPA-certified technicians install advanced filtration systems that remove allergens, pollutants, and contaminants, creating healthier environments for homes and businesses in airtight modern structures.
Commercial HVAC Services
Specialized maintenance and emergency repairs for commercial rooftop units, split systems, and multi-zone equipment. Our ASHRAE-certified technicians minimize downtime for offices, restaurants, and light industrial facilities while optimizing energy efficiency through proper installation and system configuration.
People
Patrick
Owner & Lead Technician
With over 30 years of HVAC experience since 1992, Patrick specializes in residential and commercial systems. A lifelong Brentwood resident, he holds NATE, EPA, ASHRAE, and SMACNA certifications. His expertise in complex diagnostics and commitment to honest service have built the company's trusted local reputation.
Questions
Do you offer emergency HVAC services?
Yes, we provide 24/7 emergency HVAC repair with same-day service available throughout Brentwood and East County.
What areas do you serve?
We serve Brentwood, Oakley, Antioch, Discovery Bay, Byron, Knightsen, Bethel Island, and surrounding East County areas.
Are your technicians certified?
Our technicians hold NATE, EPA, ASHRAE, and SMACNA certifications for HVAC installation, service, and repair work.
What HVAC services do you provide?
We offer AC repair, furnace services, HVAC installation, ductless mini-splits, indoor air quality solutions, and commercial HVAC maintenance.
What are your service hours?
We operate 24 hours a day, 7 days a week for emergency repairs with regular maintenance appointments available during business hours.
Reviews (1)
Sam Jones
Mar 15, 2021
Report
Thanks, AC Repair Brentwood; I had a great experience using your air conditioning repair service. My Brentwood home is a clunker, but now I have a modern air conditioning unit. You guys are very professional and did everything you said and more. The AC unit Patrick installed is working perfectly and is so quiet; I love it. Patrick is an HVAC genius. He gave me a great deal and an outstanding warranty.
