“During the cold snap, I needed emergency heating repair. The technician arrived quickly and found the issue with the igniter. They got it fixed in no time, and now my furnace is working perfectly.”
“My air conditioner wasn’t blowing cold air, so I called for a repair service. The technician identified a refrigerant leak and fixed it. Now my AC blows cold air again, keeping my home comfortable dur…”
“Exceptionally fast service! I’m grateful I had the chance to hire this service company because they handled my home air conditioning service with expertise. They put in great effort, and I appreciate …”
“Expert AC service was provided when I needed it most. The technician diagnosed the issue with ease, explained what needed to be done, and had everything fixed in no time. I’m thankful for their clear …”
“I scheduled an AC maintenance service, and the technician was incredibly thorough. They cleaned the unit, replaced filters, and ensured everything was running efficiently. I noticed an immediate impro…”
Spark Heating & Cooling provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in Sunnyvale, CA.
Spark Heating & Cooling has a 5.0 out of 5 star rating based on 10 Google reviews.
Yes. License number: 1140771. Status: ACTIVE. You can verify on the Contractors State License Board (CSLB) lookup at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx.
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Licensing verified 2026-04-24. Reviews refreshed 2026-04-24.
Licensing data: Contractors State License Board (CSLB) · Company data: verified business records + Google Business profile
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