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Advanced Systems Services Inc

1082 AIRPORT DRIVEOpen 24 hours
+1 909-949-9944
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 792602 · expires March 31, 2027 · San bernardino County. Matched to this business on name.Verified
Business contactphone, email 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

Advanced Systems Services Inc, in brief

Advanced Systems Services Inc is an HVAC contractor at 1082 AIRPORT DRIVE. We matched license 792602 to this business on the CSLB register through March 2027. Hours on file show round-the-clock service. The nearest other listed contractor is under ½ mile away.

HVAC contractor

Round-the-clock service: this contractor advertises 24/7 emergency availability on their own website. We have recorded the claim, not verified the hours — confirm someone will answer before you rely on it at 2 AM.

Questions about this contractor

Before you call Advanced Systems Services Inc

01

Is Advanced Systems Services Inc a licensed HVAC contractor?

Yes. This business's license, 792602, matches an active entry on the CSLB register with an expiry of March 31, 2027. The official lookup lets you verify it directly.

02

Does Advanced Systems Services Inc run a 24-hour line?

Yes, per its posted hours and its own website it's available around the clock. We log that as a claim, not a verified guarantee — confirm someone picks up before you rely on it overnight.

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

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