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State files updated Oct 30, 2026

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California contractor license

Rockstone Tile Inc

Rockstone Tile Inc of San Pablo holds California license 1098037 (C54 Ceramic and Mosaic Tile). The CSLB file dated Oct 30, 2026 lists it as active.1 It expires Oct 31, 2026.

Active

  • License ends Oct 31, 2026 (1 day)

Rockstone Tile Inc, San Pablo

License
1098037
Class
C54 Ceramic and Mosaic Tile
Expires
Oct 31, 2026
Bond
$25,000
Workers' comp
Exempt

CSLB file dated Oct 30, 2026

From the CSLB file dated Oct 30, 2026. Not a consumer report; check the board before you hire.

Has the board taken action on this license?

None in the CSLB file dated Oct 30, 2026. Confirm with the board: CSLB license check

What bond, insurance and workers' comp are on file?

Bond
$25,000Business Alliance Insurance Company, from Aug 18, 2026, continuous
Liability insurance
Not in the CSLB fileCheck with the board
Workers' comp
Exemptfrom Feb 27, 2025

Who is on this license?

Responsible managing officer
Roxana B. CaleroSince Oct 24, 2022
CEO and president
Gabriel Carmona PerezSince Oct 24, 2022

What work does this license cover?

Issued Oct 24, 2022.

The workers' comp exemption means the holder told the CSLB it has no employees. If a crew works on your job, ask for a workers' comp certificate.

Which other San Pablo businesses hold C54 Ceramic and Mosaic Tile?

What should you check before hiring?

What to ask before you hire

  1. Ask whether it has been renewed. Something on this license ends within 60 days. Check again before you pay a deposit.
  2. Get the license number in writing. The name on the license should match the name on your contract and invoice.
  3. Check the class covers the job. A license for one trade doesn't cover another. California license classes
  4. Ask for a certificate of insurance sent to you by the insurance agent, not handed over by the contractor. How to read a COI
  5. Ask who will be on site. If a crew works on your property, ask for proof of workers' comp. An exemption on file means the contractor told the CSLB it has no employees.
  6. Put it in a written contract: license number, price, start date and payment schedule. Check the license again on the day you sign.

If the license is lapsed

  1. Don't sign or pay a deposit until the CSLB shows the license active again.
  2. Ask the contractor why. For a bond or insurance lapse, ask for proof that the new bond or policy was filed with the CSLB, then check again.
  3. If work has started, hold further payments, keep the contract, receipts and photos, and file a complaint with Contractors State License Board (CSLB).
  4. Check another contractor. California license lookup

Sources

  1. CSLB License Master (cslb.ca.gov, Oct 30, 2026)
  2. Contractors State License Board (CSLB)