Skip to content
Nearby Plumber — nearbyplumber.com · License-verified plumbing directory · printed Oct 22, 2026
Plumbers › California › San Mateo County › Hillside Plumbing Company Inc.
Licensed C-36 Plumbing · San Mateo, CA

Hillside Plumbing Company Inc.

✓ CSLB Verified San Mateo, CA · San Mateo County

Hillside Plumbing Company Inc., based in San Mateo, CA, holds CSLB license 860119 (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 Hillside Plumbing Company Inc.

LicenseLicense numberStatus
C-36 Plumbing 860119 ● Active
Last checked against CSLB records: Oct 20, 2026· Look up license 860119 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 Hillside Plumbing Company Inc. 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.

Hillside Plumbing Company Inc. reviews

No customer reviews of Hillside Plumbing Company Inc. yet. We only publish reviews from confirmed customers after completed work, and we never import or synthesize them.

(650) 773-2174 Get 3 free quotes
Free plumber quotes

Get free plumber quotes in San Mateo County.

This is not a private message to Hillside Plumbing Company Inc. Tell us once and we send it to up to 3 license-verified San Mateo County plumbers — or call Hillside Plumbing Company Inc directly: (650) 773-2174. Free, no spam, delete your request anytime.

Plumbing Quote Request

Secure form. Sent over an encrypted connection to up to 3 license-verified plumbers. Never sold to data brokers, and you can have your request deleted anytime.