Commercial HVAC Service

Heating, Ventilation, and Air Conditioning Services for Commercial Properties

At Aquinas HVAC, we specialize in providing top-quality heating, ventilation, and air conditioning services for commercial and multi-family properties. Our certified technicians deliver expert HVAC installation, maintenance, and repair using the latest technology and industry best practices. We ensure your HVAC systems operate efficiently, minimizing downtime and disruptions so that you can maintain a comfortable environment for your tenants or employees every season.

Our commitment to quality and customer satisfaction means you can trust us for reliable, year-round comfort. Whether upgrading an outdated system, addressing a breakdown, or scheduling routine maintenance, Aquinas HVAC has the expertise to meet all your heating and cooling needs.

Call us today for all your HVAC needs
408-313-1831
A technician repairing a rooftop commercial HVAC unit on a multi-family property.

Fast HVAC Repairs That Minimize Downtime

When your HVAC system fails, time is critical. Aquinas HVAC delivers prompt, expert repairs that restore comfort and functionality with minimal disruption. We understand system downtime’s financial and operational risks, especially in tenant-occupied and high-traffic buildings. That’s why we offer same-day diagnostics and 24/7 emergency service for all major HVAC brands and system types.

Commercial HVAC Repairs

Downtime in a commercial space can lead to lost revenue, tenant complaints, and operational inefficiencies. Our technicians quickly identify and resolve problems in retail centers, office buildings, strip malls, and other light-commercial facilities. We prioritize rapid response and minimal disruption so your business can stay open and operational.

Learn more about our Commercial HVAC Services

Multi-Family HVAC Repairs

A broken HVAC system can impact dozens of residents in multi-family buildings at once. We understand how to navigate unit access, communicate with property managers, and perform efficient repairs in apartment complexes, duplexes, and multi-unit developments. Our team ensures your residents remain comfortable and your equipment stays compliant and reliable.

Learn more about our Multi-Family HVAC Services

Local HVAC Service & Repair Experts You Can Trust

As a locally owned and operated company, Aquinas HVAC takes pride in delivering personalized, dependable service to commercial and multi-family properties in the community. Our certified technicians are experts in heating and air conditioning systems and understand the unique challenges local businesses and properties face. We provide tailored HVAC solutions that meet your building’s specific needs, ensuring reliable operation year-round.

When you choose Aquinas HVAC, you partner with a team that prioritizes customer satisfaction, prompt service, and long-term performance. Whether it’s routine maintenance, emergency repairs, or system upgrades, you can trust our local experts to provide high-quality, dependable service that focuses on keeping your property comfortable and energy-efficient.

We Specialize in HVAC for Many Property Types

At Aquinas HVAC, we work exclusively with commercial and multi-family buildings. We train our team to handle the HVAC needs of:

From new construction to aging infrastructure, we tailor each service to your building’s layout, usage, and occupancy.

Who We Work With

Our clients include:

  • Property Management Companies
  • Apartment Complex Owners
  • Real Estate Developers
  • REITs (Real Estate Investment Trusts)
  • Facility Managers
  • Construction Companies
  • Light-Commercial Property Owners
  • Small Business Owners managing their HVAC systems

We understand building management’s operational and financial pressures—and deliver HVAC service that supports long-term asset value.

Serving Northern and Southern California

With local teams in:

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.

Our Locations

We proudly serve multiple locations in California, including the Bay Area, San Diego, and Orange County. Contact us for exceptional HVAC services near you.

Santa Clara, CA

2273 De La Cruz Blvd.
Santa Clara, CA 95050

San Diego, CA

7438 Trade St.
San Diego, CA 92121

Santa Ana, CA

1435 E Borchard Ave.
Santa Ana, CA 92705

  • 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