Heat pump installers in El Cajon, California

Questions

How many installers are listed in El Cajon?

13 with a El Cajon address in the California source, checked 2026-11-03. On this page: 13 labeled Ownership: unverified, 0 independent, 0 PE or platform-owned, 0 franchise. These are label counts. Unverified means no documented parent was matched and no positive independent evidence was recorded.

Where do these names come from?

The TECH Clean California contractor file ContractorProjectData_2026-10-20 (contractors with a city and a phone after a join to CSLB license downloads). Check a company on the TECH Clean California contractor data.

Does a listing mean the installer did a Manual J calculation?

No. That source does not say. Every listing says Manual J is not in the source. See the Manual J guide.

How do California heat pump rebates work?

Use the California rebate guide, which links the official program page checked 2026-11-03. Read TECH Clean California single-family incentives for the current offer. Labels on this page are explained in the methodology.