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Commercial HVAC Repair & Installation in San Dimas, CA

We keep San Dimas businesses open and comfortable. Our commercial HVAC team repairs and replaces packaged rooftop units, split systems, make-up air units, exhaust and ventilation, and provides maintenance contracts that prevent the failures that shut businesses down.

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Commercial HVAC in San Dimas, 24 hours a day(855) 459-5498Same-day service • Flat pricing • All brands
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Home › Locations › San Dimas, CA › Commercial HVAC Repair & Installation

Commercial HVAC in San Dimas: what we fix

Commercial HVAC is a different job: larger equipment, three-phase power, economizers, building controls and schedules that cannot be interrupted during business hours. Our commercial technicians in San Dimas handle repair, replacement and preventive maintenance on units from 2 to 50 tons, with after-hours and weekend scheduling so your doors stay open.

Call for commercial HVAC if you notice

  • Rooftop unit not cooling or heating
  • Tenants or customers complaining about comfort
  • Restaurant kitchen exhaust or make-up air issues
  • Building expansion needs added capacity
  • Aging units driving up operating costs
  • You need a maintenance contract with documented service

Why San Dimas homeowners choose us

  • 24 hour emergency service in San Dimas, including weekends and holidays
  • Diagnosis explained in plain language, with photos when useful
  • Parts for the most common failures carried on every truck
  • One company for AC, heating, ductwork and thermostats
  • Maintenance plans that put you first in line during heat waves
  • Straight answers, fair prices, and we show up when we say we will

Commercial HVAC near me in San Dimas, CA

Neighbors in San Dimas looking for "commercial HVAC near me" call us because we answer, we arrive on time and we fix the problem on the first visit whenever parts allow. We serve every street in San Dimas and the nearby towns listed below.

We also handle commercial air conditioning repair, commercial HVAC contractor, rooftop unit repair, commercial heating repair, commercial HVAC near me for San Dimas homes and businesses, and serve the nearby communities of La Verne, Glendora, Pomona, Covina, Claremont, Diamond Bar. If you are not sure what your system needs, call and describe the problem. Our dispatcher will book the right technician.

How commercial HVAC works

Call or book online

Tell us what the system is doing. Our dispatcher gives you an honest arrival window, often the same day.

Diagnosis on arrival

The technician tests the system, shows you what failed and explains why in plain language.

Flat price, your approval

You get a written price for the repair before any work begins. No hourly surprises.

Repair and verify

We fix it, test the system under load and leave the work area clean.

San Dimas customers on our commercial HVAC

★★★★★

Signed up for the maintenance plan after a great first visit. They catch the little things before they become expensive. Worth every penny.

Linda T., San Dimas
★★★★★

The technician was on time, wore shoe covers, showed me the failed part and explained the repair versus replace math. Fair price and no pressure.

Susan K., San Dimas
★★★★★

Called at 10 pm on a Saturday with no heat and someone actually answered. The furnace was running again before midnight. Cannot recommend them enough for anyone in San Dimas.

David R., San Dimas

Commercial HVAC Repair & Installation in San Dimas: frequently asked questions

Do you offer commercial HVAC maintenance contracts?

Yes. Quarterly or semi-annual visits with filter changes, coil cleaning, belt and motor checks and a documented service report for each unit.

Can you work after hours so we do not close?

Yes. After-hours and weekend commercial service in San Dimas is standard for us.

Do you replace rooftop units?

Yes, including crane, curb adapters, electrical and controls, with permits handled.

Commercial HVAC Repair & Installation service area: San Dimas, CA

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Ready for commercial HVAC in San Dimas? Call (855) 459-5498 any time, day or night. A real person will answer, take your details and dispatch the nearest technician.

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