HVAC Service & Repairs
A well-maintained HVAC system is critical for creating a comfortable and productive environment in the commercial sector. At Aquinas HVAC, we provide efficient commercial HVAC services to keep your systems running at peak performance.
Our experienced technicians are available 24/7 for fast, reliable HVAC repairs, minimizing downtime and disruptions to your business operations. Whether routine maintenance or major system failures, we ensure your commercial HVAC systems function smoothly and efficiently, allowing you to focus on confidently running your business.
Call us now to schedule same-day commercial HVAC repairs.


Design & Installation
At Aquinas HVAC, we specialize in designing and installing HVAC systems for various commercial properties, including retail centers, strip malls, small businesses, stand-alone properties, light-commercial buildings, and office buildings. Whether equipping a new building or upgrading an existing system, our professional commercial HVAC installation services ensure you receive the most energy-efficient and reliable HVAC systems.
We collaborate closely to understand your unique needs and budget, delivering a custom solution. Our meticulous HVAC installation ensures each component maximizes efficiency, reliability, and longevity. We provide comprehensive testing and follow-up support to ensure optimal performance for your commercial HVAC system.
Maintenance Programs
Routine maintenance is essential for maximizing the longevity and efficiency of your commercial HVAC systems. Aquinas HVAC offers commercial HVAC maintenance programs to ensure your systems run smoothly year-round.
Maintaining your HVAC systems helps reduce energy costs, improve system reliability, and extend equipment lifespan. We design our maintenance programs to meet your specific requirements, ensuring optimal performance and efficiency for your commercial property.

Comprehensive Commercial HVAC
Aquinas HVAC is a full-service company that offers everything from installation to maintenance programs for commercial properties.

Duct Cleaning
Improve air quality, efficiency, and overall indoor environment.

Emergency Repairs
Emergency repairs to minimize HVAC downtime.

Upgrades & Retrofits
Modernize to enhance performance and efficiency.

Ductwork Services
Complete ductwork installation, servicing and repair.

Energy Efficiency & Cost Savings
Commercial HVAC energy efficiency is essential for reducing costs in commercial properties. Therefore, we help business owners upgrade to energy-efficient HVAC systems, optimize existing equipment, and add smart controls to lower energy use. In addition, our maintenance programs keep systems running smoothly year-round.
This proactive approach reduces energy waste and prevents expensive repairs. As a result, commercial property owners can cut utility costs, improve system reliability, and create a more comfortable environment for employees and customers. Furthermore, these upgrades support long-term sustainability goals.
Regulatory Compliance & Safety Standards
Meeting regulatory compliance and safety standards is critical for commercial properties. For this reason, we ensure your HVAC systems follow all local, state, and industry codes. We provide precise installations, regular inspections, and ongoing maintenance to ensure compliance.
In addition, we address safety issues such as air quality, ventilation, and HVAC system performance. Whether your property is a light commercial, strip mall, retail center, or mixed-use, we identify and fix hazards early. Consequently, property owners avoid disruptions, penalties, and costly repairs.


Why Commercial Professionals Choose Aquinas HVAC
Facility managers, developers, and business owners count on Aquinas HVAC for fast service, energy-efficient system design, and minimal downtime. We understand the demands of commercial properties and deliver solutions that keep systems running reliably.
Our team helps reduce energy costs, maintain code compliance, and extend equipment life. Whether you’re managing or developing retail centers, offices, or light-commercial buildings, we provide HVAC services that align with your goals—on time, on budget, and with lasting performance in mind.
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
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.