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Nearby Plumber — nearbyplumber.com · License-verified plumbing directory · printed Oct 21, 2026
Plumbers › California › San Mateo County › Bay Cities Development
Licensed C-36 Plumbing · South San Francisco, CA

Bay Cities Development

✓ CSLB Verified South San Francisco, CA · San Mateo County

Bay Cities Development, based in South San Francisco, CA, holds CSLB license 638618 (C-36 Plumbing), which read active when we checked it on Oct 20, 2026.

License
C-36 Plumbing
License status
● Active
Last checked
Oct 20, 2026

CSLB license verification for Bay Cities Development

LicenseLicense numberStatus
C-36 Plumbing 638618 ● Active
Last checked against CSLB records: Oct 20, 2026· Look up license 638618 on the CSLB license check ↗

License data from the Contractors State License Board (cslb.ca.gov), published on its Public Data Portal, copied on the date shown. Neither this site nor the information as presented here is endorsed by the State of California or any state agency.

What the CSLB badge means

  • Their license number appears in the CSLB record and reads active on the date shown.
  • The name and county we list match that record.
  • We re-check on a schedule and date-stamp every check.

What the badge does not mean

  • It is not a recommendation, an endorsement or a quality rating.
  • It does not confirm insurance, bonding or pricing.
  • It does not mean they are taking work right now.

Where Bay Cities Development is based

County of record on the CSLB listing. That is where the business is filed, not where it works. The license is valid statewide.

Bay Cities Development reviews

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