HVAC technician inspecting outdoor heating and cooling equipment

Residential & commercial HVAC

Comfort you can
count on.

Responsive heating and air conditioning service for homes, businesses, and property professionals in Ontario, Chino, Chino Hills, and nearby Inland Empire communities.

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CA Contractor Lic. #1150901 Ontario, California

What we do

HVAC service built around your property.

Whether you manage a commercial building or need help at home, EFFINA brings focused attention, straightforward communication, and professional care to every system.

HVAC Service & Repair

Clear troubleshooting and practical repairs for heating and cooling systems that are not performing as they should.

System diagnostics
Heating and cooling repairs
Comfort and airflow issues

Installation & Replacement

Thoughtful equipment recommendations and professional installation for homes and commercial spaces.

Equipment replacement
New system installation
Startup and performance checks

Preventative Maintenance

Scheduled service designed to catch small concerns early and keep equipment operating reliably.

Seasonal inspections
Quarterly programs
Semi-annual programs

Planned care

Fewer surprises.
More reliable comfort.

Preventative maintenance helps protect performance, supports equipment longevity, and gives you a clearer view of your system's condition before peak heating or cooling demand.

Call about a maintenance plan

For homeowners

Seasonal system care

Prepare for the months ahead with routine inspections and performance-focused service.

For businesses

Quarterly or semi-annual plans

Build consistent equipment checks into your property calendar and simplify ongoing HVAC care.

Local, attentive service

One point of contact. Clear answers. Work that matters.

EFFINA is an Ontario-based HVAC contractor serving residential and commercial clients. You get direct communication with the technician handling your service—from the first conversation through the final system check.

Residential service Commercial service Property maintenance Licensed contractor

Primary service area