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License verified · CSLB

Prothermal LLC

1066 MEMORY LN
+1 619-880-2499
Verification ledger

What we checked, and what we didn't

Checked against the register at build time (Oct 31, 2026).
California contractor licenseCalifornia Contractors State License Board (CSLB) · number 1107712. Matched to this business on name.Verified
Business contactphone on file.On file
Public reviewsNo public review profile in our data. License-register listings often have none — ask for two recent local references instead.None found
Insurance & bondingNot checked by AirProHQ. Ask for the certificate of insurance before work starts — the state requires cover to hold the license, but we don't see the policy.Ask them
WorkmanshipNot inspected. A license says who is allowed to do the job, not how well it was done.Ask for references
Checked against the register at build time (Oct 31, 2026). Confirm it yourself — about thirty seconds. See our full verification methodology.Open the official lookup
About

Prothermal LLC, in brief

Prothermal LLC runs an HVAC contracting business at 1066 MEMORY LN. The CSLB register lists license 1107712 for this business. Another listed HVAC contractor sits under ½ mile from here.

HVAC contractor
Questions about this contractor

Before you call Prothermal LLC

01

Does Prothermal LLC hold a valid California license?

Yes. License number 1107712 appears on the CSLB register. You can confirm it yourself on the official license lookup.

Sources: California Contractors State License Board (CSLB) register.Report a correction
Alternatives

Other HVAC contractors near Prothermal LLC

Sorted by straight-line distance from this office. Same license check on every one.

Verifiedunder ½ mile

Alanis Air

Escondido, CA 92026