Cardinal Heating & Cooling

4.7(76 reviews on Google)

HVAC contractor listing in Sterling, VA

About Cardinal Heating & Cooling

Nelson Workman founded Cardinal Heating & Cooling in 1991 with his sons, and the company now serves homeowners and business owners in Sterling and across Fairfax and Loudoun counties. It offers heating, cooling and air quality services quickly and efficiently, staffed by a NATE-certified, professionally trained team that takes on customers' comfort needs. Customers can call to set an appointment for heating or AC work in Sterling and ask for a free estimate, and financing options are available through Wells Fargo. Rated 4.7 from 76 Google reviews, 67 of them five stars.

What reviewers mention: knowledgeable technician (6), professional tech (5), plumbing needs (5), fast repair (3), thorough staff (3), semiannual checkup (2), new system installation (2), systems checkup (2), explanation of work (2), estimate (2)

Services and details

  • Residential heating and cooling repair

    Yes

  • Financing available

    Yes

  • Free estimates on replacements

    Yes

  • States EPA 608 or NATE certification

    Yes

  • Commercial HVAC

    Yes

No information yet on 24/7 emergency service, heat pump installation and repair, ductless mini-split systems, gas and oil furnace service, geothermal systems, maintenance plans or tune-ups, indoor air quality and duct work, states a Virginia contractor license, se habla español. The website did not say; call and ask.

Compare across Virginia:

Contact

Other HVAC contractors in Sterling

All 50 HVAC contractors in Sterling

Listing compiled from public sources on 2026-11-05. Report a correction or request removal. Back to HVAC contractors in Sterling.