Stewart Air Systems: Azusa's Trusted HVAC Experts

When the weather in Azusa, CA, gets hot or chilly, having a reliable HVAC system is a must. Stewart Air Systems has been keeping homes and businesses comfortable across the San Gabriel Valley and Greater Los Angeles since 2012. They are a family-run company known for honest service and expert work on air conditioning and heating systems.

Business Overview

Stewart Air Systems is a licensed HVAC contractor based right in Azusa, CA. They offer installation, repair, and maintenance for both residential and commercial properties. The team is available for emergency service during long hours, six days a week, because they know HVAC problems rarely wait for a convenient time. Their technicians are trained to handle everything from small repairs to large-scale projects, always with clear, upfront pricing.

Key Services for Azusa Homeowners and Businesses

The company provides a full range of HVAC solutions tailored to local needs. Their main services include:

• System Installation & Replacement: Whether it's a new construction project, a historic home renovation, or replacing an old, inefficient unit, they handle it. They specialize in high-efficiency and inverter systems, like Amana models, which can help save on energy bills in our local climate.
• Repairs for All Makes and Models: From fixing a gas furnace on a cold morning to repairing a broken A/C during a heatwave, their technicians get systems running again.
• Maintenance Plans: Regular check-ups can prevent costly breakdowns. They offer maintenance services to keep systems clean and efficient year-round.
• Specialty Services: This includes ductwork, thermostats, zoning, mini-split systems, air filtration, and mobile home units. They truly cover all HVAC needs.

Areas Served

Stewart Air Systems proudly serves a vast area of Southern California. Their service footprint includes Azusa, Covina, Glendora, and the entire San Gabriel Valley, plus communities across Los Angeles County, Orange County, Riverside County, and San Bernardino County. From North Hollywood to Long Beach and from Irvine to Pomona, they have the local knowledge to work on the diverse home styles and building types found throughout the region. They understand the specific demands of our coastal, valley, and inland climates.

Company History

Stewart Air Systems was founded in August 2012 by brothers Steven and Justin Stewart. Both had over a decade of HVAC experience, college education in their field, and a shared desire to run a company the "right way." Starting from humble beginnings, they focused on quality work and treating customers fairly. This approach quickly built their reputation, allowing them to grow into one of the most trusted HVAC providers in Azusa, CA, and the surrounding communities.

Leadership

Owner Steven Stewart is a true local. He was born in Los Angeles, grew up in nearby Covina, and now lives and operates the business from Azusa. A family man with three kids, he started in the trade as a "shop boy" in 2000 and worked his way up, earning his C-20 contractor's license in 2012. His hands-on experience, from pushing a broom to mastering complex installations, means he knows the business inside and out. He and the team are committed to being part of the local community for the long term.

Specialties & Highlights

What makes Stewart Air Systems stand out?

• NATE-Certified Quality: They are recognized experts in NATE-quality system installations and corrections, a mark of high technical skill.
• Ultra-High Efficiency Experts: They are a leading installer of Amana Inverter Systems (20+ SEER) in the San Gabriel Valley, helping homeowners achieve significant energy savings.
• Wide-Ranging Expertise: Their specialty list is extensive, covering everything from swamp coolers and historic home renovations to commercial refrigeration and WiFi controls.
• Family-Owned Values: As a local, family-run business, their focus is on helping people and building lasting relationships, not just completing jobs.

Why Azusa Locals Choose Stewart Air Systems

For over a decade, residents and business owners in Azusa, CA, have turned to Stewart Air Systems for their HVAC needs. The choice comes down to a few simple things: proven reliability, transparent pricing, and deep local roots. They combine big-company expertise with the personal touch of a neighborhood business. When you need an HVAC system installed, fixed, or maintained, Stewart Air Systems is a name you can trust to do the job right.