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License verified · CSLB

Morrison John Inc

3527 MT DIABLO BLVD 308
+1 510-655-5404
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 509695 · expires October 31, 2028 · Contra costa County. Matched to this business on name.Verified
Business contactphone and website on file, from public records.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

Morrison John Inc, in brief

You'll find Morrison John Inc providing HVAC contracting work at 3527 MT DIABLO BLVD 308. This contractor's CSLB license — number 509695 — checks out on the register through October 2028. We list another contractor just 6.6 mi from this one.

HVAC contractor
Questions about this contractor

Before you call Morrison John Inc

01

Has Morrison John Inc's contractor license been verified?

Confirmed — the CSLB register carries license 509695 for this business with an expiry of October 31, 2028. See it yourself via the official license lookup.

Sources: California Contractors State License Board (CSLB) register · contact details from permit filings and public records.Report a correction
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