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License verified · CSLB

Mike Diamond Plumbing Heating & Air Conditioning

PO BOX 4982
+1 310-838-0408
Verification ledger

What we checked, and what we didn't

Checked against the register at build time (Nov 6, 2026).
California contractor licenseCalifornia Contractors State License Board (CSLB) · number 399170 · expires June 30, 2028 · Los angeles County. 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 (Nov 6, 2026). Confirm it yourself — about thirty seconds. See our full verification methodology.Open the official lookup
About

Mike Diamond Plumbing Heating & Air Conditioning, in brief

Mike Diamond Plumbing Heating & Air Conditioning operates as an HVAC contractor at PO BOX 4982. Its CSLB license, number 399170, is on the register through June 2028.

HVAC contractor
Questions about this contractor

Before you call Mike Diamond Plumbing Heating & Air Conditioning

01

Is Mike Diamond Plumbing Heating & Air Conditioning licensed in California?

The CSLB register corroborates license 399170 for Mike Diamond Plumbing Heating & Air Conditioning with an expiry of June 30, 2028. Verify it yourself on the official lookup.

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