About Summit Heating & Cooling
Summit Heating & Cooling is an established independent hvac contractor serving homeowners across Ontario, CA since 1989. Services include central AC and furnace install and repair, heat pump conversions, ductless mini-split installs, ductwork design and replacement, indoor air quality systems, and the increasingly popular spring/fall maintenance plans that keep manufacturer warranties intact. The technicians on staff carry NATE certifications and are happy to walk customers through a Manual J load calculation before quoting any system replacement, so you never end up with an oversized or undersized system.
Summit Heating & Cooling serves homeowners across Ontario, CA and surrounding ZIP codes including 91761, 91762, 91763, 91764, 91710. Pricing is up-front and quoted in writing before any work begins, with no obligation if the estimate isn't right for your project.
Services offered
- Ductless mini-split install
- Refrigerant leak detection
- Commercial RTU service
- Whole-home humidifier
- Manufacturer warranty work
- Central AC install & repair
Service area
Summit Heating & Cooling covers Ontario and the surrounding metro, typically responding to addresses within 25–35 miles of 91761. Same-day appointments are commonly available for non-emergency requests booked before noon, and 24/7 emergency dispatch is offered for active leaks, electrical hazards, no-heat/no-cool calls, and lockouts when applicable.
Licensing & insurance
FixNearMe verifies that Summit Heating & Cooling holds an active CA contractor license (#CA-135559) and carries general liability insurance covering work at residential properties. We re-verify licensing annually and remove any pro whose status lapses or whose review pattern deteriorates.
How to request a quote
Use the free quote form on this page to send your job details directly to Summit Heating & Cooling and up to two other nearby hvac pros in Ontario. You'll receive up-front written quotes — usually within an hour during business hours — so you can compare apples to apples before booking.