Let us take care of your cooling system, so you can take care of your business.
Ongaro & Sons is a leading HVAC provider for commercial cooling services throughout Northern California. From Marin to Napa and Sonoma counties, we provide effective and practical solutions to your company's cooling issues.
Our commercial professionals are highly qualified and trained for all commercial cooling scenarios. We service all makes and models of commercial cooling systems. Call us today at 415-741-2820 for a consultation.
Experienced Commercial Cooling Company in Northern California
From diagnosing and repairing complex HVAC systems to performing routine maintenance and complete system upgrades, Ongaro & Sons delivers dependable service backed by decades of experience.
Our team stays current on the latest energy-efficient technologies, helping your business reduce energy costs and maintain optimal indoor climate control year-round. When you choose Ongaro & Sons, you partner with a team that values professionalism, integrity, and lasting results.
5 Reasons to Hire Ongaro & Sons for Commercial Cooling in Northern California
Established in 1932, Ongaro & Sons has nearly a century of experience serving Northern California. This deep local knowledge means we understand the unique climate challenges and commercial building needs of the region, from the coastal cool to inland heat, ensuring solutions are tailored for optimal performance.
Your Comfort, Our Priority
Ongaro & Sons is your trusted heating, cooling, plumbing, electrical, and solar expert—specializing in reliable maintenance and repair services that keep your home running efficiently year-round.
Our certified technicians deliver unmatched expertise with fast, friendly service across Northern California. From HVAC tune-ups to plumbing repairs and electrical upgrades or solar solutions, we focus on energy-efficient performance and long-term comfort. Count on us to maintain the systems that power your home and keep your environment just the way you like it.
PHCC- and NATE-Certified Experts
Our technicians are licensed, experienced, and trained to service all makes and models.
Locally Owned and Operated
Serving the Napa, Marin, and Sonoma communities with personalized, hometown service.
Reliable Repairs
We respond quickly and get the job done right the first time—no surprises.
Commercial Cooling Installation and Replacement
When your cooling system has called it quits, you need the top commercial professionals who can design and install the most energy-efficient system for your business. Ongaro & Sons is that company.
We understand replacing a commercial cooling system is an investment in your California business, and we don’t take that lightly. Our goal is to help you succeed. Installing the best cooling system for your needs is one way we can help, as we only work with the top systems in the industry.
Keeping your employees, customers, and occupants comfortable while they are in your building is a top priority—and, for this job, you require the optimal system.
Installing a full replacement or a retrofit can disrupt your company’s business flow. But our commercial professionals are experts at getting in and getting out without a lot of fuss. Whether your HVAC system is indoors, outdoors, or rooftop, we have the expertise to get you back where you want to be—in your comfort zone.
We will work with you to find the most energy-efficient and cost-effective system for your business. No matter what type of cooling you need, our commercial team of experts is here to get it for you.
Commercial Cooling Repairs in Northern California
On the other hand, sometimes you only need a repair. Your cooling system isn’t cooling at full capacity or, perhaps, is making unusual noises. Our expert team of professionals will expeditiously diagnose and then make the required repair. We know that when employees, customers, and occupants are overheated, business as usual is not usual.
We highly recommend contacting our Ongaro & Sons team as soon as you notice a problem. Waiting to address the issue typically only makes it worse—bigger and more costly. Let us take care of it as soon as it starts, and we can return your system to its regular operations.
As with an installation, our trained and knowledgeable professionals work efficiently in the background to avoid disturbing your daily workflow. In most cases, we can quickly make your repair the same day, whether it’s an indoor or outdoor system.
5 Telltale Signs Your Commercial AC Needs Repair
If some areas of your building are too hot while others remain cold, your commercial cooling system may have airflow issues, thermostat problems, or failing components that need prompt attention.
Commercial Cooling Maintenance
Keeping up with routine professional preventative maintenance on your commercial cooling system is just a smart move to make. It keeps your system operating at its highest efficiency, resulting in lower energy bills.
Preventative maintenance also prevents unexpected costly repairs, promotes a longer system life span, and keeps you in compliance with your manufacturer’s warranty.
Investing in a customized commercial preventative maintenance program pays for itself over the years with all the benefits it offers. Call and talk with one of our friendly team members for more information.
Contact Ongaro Today for All Your Commercial Cooling Needs
Don’t let cooling issues disrupt your business—trust Ongaro & Sons for reliable, efficient commercial cooling solutions tailored to your needs. We proudly serve businesses throughout Marin, Sonoma, and Napa counties, along with surrounding Northern California communities.
Whether you need cooling system repairs, routine maintenance, or a full system upgrade, we would love to talk to you. Call us at 415-741-2820 about your commercial cooling needs. Contact our Ongaro & Sons team by phone or request services online. We are waiting to hear from you.
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Ongaro Commercial Maintenance
Proper preventative maintenance for your commercial system is a must for lower energy bills, fewer unexpected costly repairs, and a longer system life span. Having our experts regularly inspect and clean your system is a smart business move.
No matter what type of commercial heating, cooling, plumbing or electrical system you may have—indoors or outdoors or a combination of both—Ongaro & Sons' commercial professionals have the valuable expertise to maintain it all.
Maintenance Plan Benefits
Keeping your equipment in optimal condition aids you in avoiding unexpected costly repairs, and when your commercial system runs at its highest efficiency, you save energy and money.
Regular, professional maintenance validates your commercial systems' manufacturer’s warranty. Having proof of professional maintenance goes a long way with any claims, should the need arise.
We understand you are not a cookie-cutter company. Neither should your maintenance be. Talk to us about how we can design a commercial maintenance plan just for you.
Special Offers
Enjoy our seasonal promotions and save on your next service.
Limited-time offers—don’t miss out!
Free MacBook Air
With HVAC Upgrade*
$700 Off
Hydro Jet Sewer Cleaning*
FREE
Camera Inspection*
$69
HVAC System Diagnostic*
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Frequently Asked Questions
We serve a wide range of commercial properties including office buildings, restaurants, retail stores, schools, healthcare facilities, and industrial sites.