Aquinas HVAC Santa Ana

Heating & Air Conditioning Experts

In Santa Ana and throughout Orange County, maintaining a reliable HVAC system is essential for year-round comfort. The climate can shift unexpectedly, with hot days giving way to cool evenings, so dependable heating and cooling are crucial. At Aquinas HVAC, we are committed to providing high-quality HVAC services, ensuring efficient system performance even during the hottest summer days in Orange County.

Our certified technicians bring years of industry experience to every job. They regularly handle installations in historical areas of Santa Ana, where older buildings require specific care and modern upgrades. We stay current with advancements to deliver the best service.

Call us today for all your HVAC needs

408-313-1831
Aquinas HVAC Santa Ana team posing in front of branded service van at company facility.
The Aquinas HVAC Santa Ana team, proudly serving Orange County commercial properties.
Aquinas HVAC Inc.
1435 E Borchard Ave.
Santa Ana, CA 92705
408-313-1831

Reliable

Reliable HVAC services you can count on. We ensure your systems run smoothly and efficiently.

Honest

Transparent and fair service with no hidden fees or commissions. Our clients’ trust is our top priority.

Experienced

Skilled professionals with the expertise to handle all your HVAC needs. Our experience guarantees quality results.

Commercial & Multi-Family HVAC Services

Apartment Complexes, Office Buildings, Strip Malls, Mixed-Use Buildings, Small Business Facilities, Stand-Alone Commercial, Light Commercial and Retail Centers

Aquinas HVAC focuses on HVAC solutions for both commercial properties and multi-family buildings in Santa Ana. We are familiar with the challenges of serving Orange County’s diverse architecture, including mixed-use properties that combine residential and commercial spaces. Moreover, our goal is to enhance energy efficiency while maintaining a reliable system performance.

For property managers interested in efficiency, air quality, and long-term planning across Orange County, explore our blog on Smarter Commercial HVAC Strategies for Orange County Properties.

Commercial HVAC Services

For local businesses in Santa Ana, having a reliable commercial HVAC system is essential to maintain a comfortable work environment. Additionally, we specialize in commercial properties that range from compact office buildings to large retail centers and our services include installation, preventative maintenance, and repairs tailored to Orange County’s climate challenges.

Multi-Family HVAC Services

In Santa Ana, we provide specialized HVAC services for multi-family buildings, from classic courtyard-style apartments to new high-rise residences. Our solutions focus on efficient temperature control, reducing energy consumption in buildings that have a variety of tenant needs. We also cater to unique residential requirements, including mixed-use buildings with retail on the ground floor.

Our HVAC Services in Santa Ana

We offer the following HVAC services from our Santa Ana location. Click any link below to learn more:

HVAC Repair, Maintenance & Installation

Regular maintenance is key to extending the lifespan of your HVAC system and preventing costly breakdowns. At Aquinas HVAC Inc., we offer thorough inspections and maintenance services designed to catch potential issues early. Our approach includes a focus on improving indoor air quality to ensure a healthier environment. Moreover, if a system replacement is necessary, we provide clear guidance on the best options and offer financing solutions to make the process manageable.

After-Hours Emergency Service

Unexpected HVAC issues can disrupt your business or property’s comfort. That’s why we offer after-hours emergency services to quickly address urgent needs. As a result, our team responds promptly to restore your system’s functionality, minimizing downtime and ensuring you receive the professional assistance you need when it matters most.

Areas We Serve from Santa Ana

From our Santa Ana office, we serve commercial and multi-family properties throughout Orange County, including the cities below.

View Our California Service Areas

  • Pricing is Consistent and Fair

    I manage a large apartment complex and have been very happy with the service we have received from Aquinas and our rep Eric. The communication is great and techs always arrive when they are scheduled. Pricing is consistent and fair. We look forward to continuing to work with them.
    Kelly W.

  • Very Professional and Respectful

    Lane and his team are amazing. Always quick to answer and schedule right away. None of my residents have issues when they service an occupied unit. They are very professional and respectful. If you need your HVAC system serviced you can always count on them.
    Jose L.

  • Lightning Fast Response Time

    I’ve been working with an Aquinas HVAC for a while now, and they have been amazing! Eric is always on it with excellent communication, lightning fast response time and just overall amazing customer service. Highly recommend.
    Jesus P.

  • Install Quality is Consistently Outstanding

    I am the service manager for a 756 unit apartment complex. They have replaced over 7 new HVAC systems and completed multiple service calls with no issues. The install quality is consistently outstanding, exceeding my expectations every time. Their customer service is second to none.
    Chaian R.

  • Nothing but Positive Experiences

    I’ve been using Aquinas for about 4 years now and have nothing but positive experiences with them. They have replaced over 30 full HVAC systems at my property and are very responsive when it comes to scheduling. I would definitely recommend Aquinas for any of your HVAC needs.
    Tony V.

  • Smooth and Stress-Free

    I recently had the pleasure of working with Aquinas HVAC to install AC system at my house, and I cannot express how impressed I am with their service. From start to finish, the team at Aquinas HVAC made the entire experience smooth and stress-free.
    Trevor J.

  • Quality Service and Customer Satisfaction

    Aquinas for the W. Lane and the team has come through for us on so many occasions. They share the same pillars of excellence we strive for with quality service and customer satisfaction. Their technicians are very knowledgeable and great with communication.
    Jamaal E.

  • Excellent Customer Service and Follow Up

    I have been working with Aquinas for a few years now and they have been excellent! Excellent customer service and my personal favorite follow up! The techs are great and always show up on time. I’ve used them for multiple projects and have been happy with the work every time. Highly recommend.
    Anthony M.

  • Installed ASAP and at a Great Price

    I have to give a huge shout-out to Eric at the San Diego office for always going above and beyond for us. Since the start of summer, I have had 6 ACs go out and some angry residents but Eric came thru and got them installed asap and at a great price! Thanks so much, Eric!!
    Kristine S.

  • Quick to Respond to Our Residents

    Really love working with this company. We use them here at Laurel Park. They are always quick to respond to our residents. Eric specifically has been out many times, He is very knowledgeable, good with the residents and get the job done quick and efficiently. ten out of ten recommended
    Samantha S.

  • Polite, Clean, and Punctual.

    I’ve worked with Aquinas HVAC on multiple projects They are always polite, clean and punctual and offered great service Shout out to Eric for always being on top of it. Thanks
    David F.

  • Very Responsive, Great Communication.

    Eric and Danny have been very helpful since my residential apartment complex began using them over a year ago. Very responsive, great communication – I highly recommend their services!
    Vicki W.

Satisfied Clients

Our commitment to excellent service and quality workmanship has earned us rave reviews.

  • carrier authorized dealers
  • pm tech certification
  • first company hvac provider
  • epa-approved technician
  • california contractors state license board

    • Contact Us

    Reach out to Aquinas HVAC for all your commercial and multi-family HVAC needs. Our expert team is ready to provide you with reliable, honest, and experienced service.

    Contact Us Today