Orange County
HVAC Service
You Can Trust
Family owned & operated HVAC company providing same-day AC repair, heating service, mini split installation, and emergency HVAC repairs.
Schedule Service
Fast response for repairs & installations
Exceptional Air Conditioning
& Heating Service
With Integrity
Serving Anaheim and Orange County, HiLo Heating & Air offers repair, maintenance, and installation for home HVAC systems.
Highly Reliable
Heating & Air
Conditioning Service
We're proud to serve our community and provide our clients with the most exceptional customer service.
Free Diagnostic with Repair
We waive our regular diagnostic service fee entirely when you approve any system repair.
Fast Service Scheduling
Book appointments effortlessly with fast, flexible windows built directly around your busy timeline.
Clear Upfront Pricing
No hidden fees, surprises, or confusing upcharges. Know your exact quotes before any work begins.
Reliable System Repairs
Expert execution and rigorous technical testing procedures that protect long-term equipment function.
Same-Day Fast Repair
Reliable Service When You Need It Most
Since 2000, we've been providing honest, upfront HVAC services to homeowners across Orange County. No pressure, no hidden fees — just reliable workmanship.
Licensed & Insured
Fully licensed and insured for your protection. Our technicians are EPA certified and background checked.
Same-Day Service
Most calls get a technician out the same day. We carry common parts so most repairs are handled in one visit.
Upfront Pricing
Know the cost before any work begins. No surprise charges, no hidden fees, no emergency markups.
Satisfaction Guaranteed
Every repair and installation is backed by our warranty. If it is not right, we make it right.
Same-Day Dispatch Available
Complete Heating &
Cooling Solutions
Professional repair, maintenance, and installation services designed to keep your home comfortable year-round across our local service areas.
Air Conditioning
Expert AC repair, installation, and maintenance to keep your home cool and comfortable all year long.
Learn MoreHeating
Reliable furnace repair, heater installation, and heating maintenance for cozy winters.
Learn MoreHVAC Maintenance
Preventative tune-ups and inspections to extend system life and maximize energy efficiency.
Learn MoreIndoor Air Quality
Air purification, filtration, and humidity control solutions for healthier indoor environments.
Learn MoreNeed Fast HVAC Service?
Call now for same-day HVAC repair, emergency service, free estimates, and fast dispatch throughout our coverage areas.
Brands We Service
Our technicians are trained on all major HVAC brands.
Approved Partner
Top-rated home comfort provider in Southern California.Expert Solutions.
Year After Year.
With over a decade of hands-on expertise, our team provides seamless system updates, prompt repairs, and verified cooling operations designed to withstand the hottest summer months.
Another Great Year!
Voted the best customer-centric service team.
Trusted By Homeowners
"Fast response, honest pricing, and the technician fixed our AC the same day. Highly recommend!"
Michael R.
Verified Customer"Professional local HVAC company that actually repairs before trying to replace everything."
Sarah T.
Verified Customer"Very responsive during an emergency HVAC issue. Great communication and clean installation."
Daniel K.
Verified CustomerHilo Heating & Air Conditioning – FAQs
Proudly Serving
Orange County &
Los Angeles
Our technicians are based locally and dispatch daily across our service area to ensure fast response times.
Locally Owned & Operated
We live and work in your community.
Fast Response Times
Local technicians ready when you need us most.
Licensed & Insured
CA Lic. #1155955 Fully licensed and insured.
Upfront Pricing
Honest, transparent pricing with no surprises.
Satisfaction Guaranteed
100% satisfaction on every service we provide.
Ready to Get Started?
Contact us today for a free estimate. Our certified technicians are ready to help with all your HVAC needs.