Welborn Brothers Plumbing, C-36 Plumbing Contractor in Modesto, CA
Welborn Brothers Plumbing operating as a sole owner holds California contractor license #842442, which is currently expired (lapsed Jul 31, 2026) and not valid to contract until it is renewed. First issued in 2004, the license has been on the CSLB roster for 22 years. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show a previously-filed surety bond from Philadelphia Indemnity Insurance Company that is no longer active and an exempt workers' compensation status (no employees on payroll). The business is based in Modesto, in Stanislaus County, California.
- License Number
- 842442
- Issued
- Jul 12, 2004
- Status
- CLEAR
- Expires
- Jul 31, 2026
- Entity
- Sole Owner
- Surety
- Philadelphia Indemnity Insurance Company
- Bond Number
- PB12928500213
- Effective
- Apr 1, 2025
- Status
- Cancelled
- Cancelled
- May 6, 2026
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jul 31, 2024
- Expires
- —
This contractor has a compliance issue in its public CSLB record:
- License expired
- Contractor bond cancelled
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Welborn Brothers Plumbing licensed in California?
Welborn Brothers Plumbing previously held California Contractors State License Board license number 842442, but the license expired on July 31, 2026 and is not currently valid. It was first issued on July 12, 2004.
What does Welborn Brothers Plumbing specialize in?
Welborn Brothers Plumbing is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Welborn Brothers Plumbing headquartered?
Welborn Brothers Plumbing is headquartered at P O Box 3486, Modesto, CA 95353, in Stanislaus County, California.
Does Welborn Brothers Plumbing have an active surety bond on file with CSLB?
Welborn Brothers Plumbing has a previously-filed surety bond from Philadelphia Indemnity Insurance Company that is no longer active.
Does Welborn Brothers Plumbing carry workers' compensation coverage?
Welborn Brothers Plumbing reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Welborn Brothers Plumbing's contractor license?
You can verify Welborn Brothers Plumbing's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=842442.
- License issuedJul 12, 2004
- WC coverage startsJul 31, 2024
- Bond activeApr 1, 2025
- Bond cancelledMay 6, 2026
- License expiredJul 31, 2026
- Dan's Plumbing - Plumb 1 Plumbing CO#850085Oakdale·C-36 Plumbing Contractor
- Saks Plumbing INC#847951Turlock·C-36 Plumbing Contractor
- Duvall Plumbing INC#823835Oakdale·C-36 Plumbing Contractor
- G P G Construction#824241Turlock·B General Building Contractor
- Stanislaus Plumbing INC#823461Ceres·C-36 Plumbing Contractor
- S & R Plumbing#830421Modesto·C-36 Plumbing Contractor
- J S Plumbing#805599Patterson·C-36 Plumbing Contractor
- Chief Drain & Plumbing#814126Ceres·C-36 Plumbing Contractor
Working a California job with Welborn Brothers Plumbing, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.
- California preliminary notice deadline calculatorFind your 20-day deadline and the lien rights at risk.
- Do I need a preliminary notice in California?Answer a few questions to see if the 20-day notice applies.
- Did I lose my California lien rights?Check whether your mechanics lien window has passed.
- Unpaid construction invoice in CaliforniaYour options and deadlines for collecting on a California job.
Own Welborn Brothers Plumbing? Claim or correct this profile