About Us
Comfort Today.
Efficiency Tomorrow.
At Advanced Heating & Air Conditioning, we're more than just an HVAC company. We're a team of dedicated professionals who care about your comfort. With honest service, expert workmanship, and top-of-the-line products, we treat every home and business like our own.
Honest & Reliable
We believe in doing the right thing and standing behind our work.
Experienced Team
Certified technicians with years of hands-on HVAC experience.
Quality Products
We install top-rated products built for efficiency and reliability.
Community Focused
Proud to serve the Temecula Valley and surrounding areas.
Our Story
Built on Referrals. Run on Integrity.
At Advanced Heating & Air, we’re more than just an HVAC company—we’re a family-owned and operated business dedicated to keeping our neighbors comfortable year-round.
Founded in 2008, Advanced Heating & Air was built on a simple principle: treat every customer like family and every home as if it were our own. For over 17 years, we’ve proudly served homeowners and businesses throughout Temecula Valley and the surrounding communities with honest recommendations, quality workmanship, and exceptional customer service.
Leading our team is owner Steve Shettleroe, who brings more than 29 years of hands-on HVAC experience to every project. Throughout his career, Steve has seen the industry change dramatically, but one thing has remained constant—his commitment to doing the job right the first time. His extensive knowledge and passion for helping customers have become the foundation of the company’s reputation.
Licensed, certified & fully insured
Transparent pricing & financing
Background-checked, drug-screened team
Emergency service available
Our Team
Meet the People Behind Your Comfort
Our team is the heart of what we do. Get to know the experts who keep your home and business comfortable year-round.
Leadership
Office & CUstomer Care
Denise Emerson
HR | Bookeeper | Office Manager
Keeps everything behind the scenes running smoothly so our field teams can focus on you.
Crystal Morrow
Marketing Manager | CSR
Leads our marketing and education efforts — and helps customers schedule and stay informed as our secondary CSR.
Lori Hitchcock
Dispatcher | CSR
Our communication hub — scheduling, dispatching and keeping you informed from first call to finished job.
Service & Comfort Advisors
Danny Morrow
Comfort Advisor & Service Technician
Expert diagnostics and honest, no-pressure advice to help families choose repair or replacement with confidence.
Matt Peterson
Service Technician
In the trade since 1995 — decades of troubleshooting know-how on everything from legacy to high-efficiency systems.
Installation Team
Ron Matthews
Installation Manager
Four decades in HVAC, leading our installation department and the standards behind every system we install.
Austin Kato
Lead Installer
Leads installs with attention to detail and long-term performance in mind — and treats every home with care.
Weston Reif
Install Technician
Learned the trade side by side with his dad — now bringing that craftsmanship to every install.
Isac Garcia
Install Technician
Learning the trade the right way alongside our veteran crew, one clean install at a time.
Johnny Aldana
Install Technician
Hands-on, respectful of every property, and building his skills next to installers with decades in the trade.Leads installs with attention to detail and long-term performance in mind — and treats every home with care.
Built on Referrals. Run on Integrity.
What sets us apart isn’t just our experience—it’s our approach.
While many companies focus on sales, we focus on solutions. We believe customers deserve honest advice, transparent pricing, and options that fit their needs and budget. Whether it’s a simple repair, preventative maintenance, a complete system replacement, or improving indoor air quality, our goal is always to provide long-term comfort and peace of mind.
As a local family-owned business, we’re deeply connected to the communities we serve, including Temecula, Murrieta, Menifee, Winchester, Wildomar, Lake Elsinore, and surrounding areas. Our customers aren’t just account numbers—they’re our neighbors, friends, and fellow community members.
Over the years, we’ve built our business through referrals, repeat customers, and the trust we’ve earned one family at a time. We take pride in showing up when we say we will, communicating honestly, and standing behind our work.
When you choose Advanced Heating & Air, you’re choosing a company backed by nearly three decades of industry expertise, a commitment to quality, and a team that genuinely cares about your comfort.
We’re not the biggest HVAC company in Southern California—and we’re proud of that. It allows us to provide the personal attention, accountability, and customer experience that larger corporations often can’t match.
From our family to yours, thank you for trusting Advanced Heating & Air. We look forward to serving your home and helping your family stay comfortable for years to come.
Advanced Heating & Air
Experience You Can Trust. Service You Can Feel.
What Our Customers Say About Us
300+ Five-star Reviews
4.9 ★ on Google
Licensed & Insured
Ca License #916901
Highly Trained
Technicians
Google Guaranteed
Background Checked
Over 20+ Years
Experience
Same-Day/Next Day Service
Available 7 days
FREQUENTLY ASKED QUESTIONS
A: It’s recommended to have your air conditioner professionally serviced at least once or twice a year to keep it running efficiently and prevent breakdowns.
A: This can be caused by dirty filters, low refrigerant, blocked vents, thermostat issues, or compressor problems. A professional inspection can identify the exact cause.
A: Air filters should be cleaned or replaced every 1–3 months, depending on usage, indoor air quality, and the type of filter.
A: For comfort and energy efficiency, a setting between 24–26°C (75–78°F) is often recommended.
A: Water leaks are usually caused by a clogged drain line, dirty filters, frozen evaporator coils, or improper installation.
A: With proper maintenance, most air conditioning systems last around 10–15 years.
EXPLORE OUR RANGE OF SERVICES
- Air Conditioning
- AC Repair
- AC Installation
- AC Replacement
- AC Maintenance
- Emergency AC Repair
- Heating
- Furnace Repair
- Furnace Installation
- Heating Maintenance
- Indoor Air Quality
- Whole Home Air
- Purifiers
- Air Duct Cleaning
- HVAC UV Lights
- Whole House Fans
- Heat Pumps
- Heat Pump Installation
- Heat Pump Repair
- Heat Pump Maintenance
- Mini Splits
- Ductless Mini Split Installation
- Ductless Mini Repair
