101 Plumbing Humboldt INC, C-36 Plumbing Contractor in Eureka, CA
101 Plumbing Humboldt INC operating as a corporation holds California contractor license #1033582, which is currently expired (lapsed Jul 31, 2026) and not valid to contract until it is renewed. First issued in 2017, the license has been on the CSLB roster for 9 years. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with Atlantic Specialty Insurance Company and a previously-filed workers' compensation policy with Hartford Casualty Insurance Company that is no longer active. The business is based in Eureka, in Humboldt County, California.
- License Number
- 1033582
- Issued
- Dec 4, 2017
- Status
- CLEAR
- Expires
- Jul 31, 2026
- Entity
- Corporation
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800230725
- Effective
- Feb 7, 2026
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Hartford Casualty Insurance Company
- Policy Number
- 57WECBG3AZH
- Effective
- May 13, 2024
- Expires
- May 13, 2026
This contractor has a compliance issue in its public CSLB record:
- License expired
- No active workers' comp on file
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is 101 Plumbing Humboldt INC licensed in California?
101 Plumbing Humboldt INC previously held California Contractors State License Board license number 1033582, but the license expired on July 31, 2026 and is not currently valid. It was first issued on December 4, 2017.
What does 101 Plumbing Humboldt INC specialize in?
101 Plumbing Humboldt INC is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is 101 Plumbing Humboldt INC headquartered?
101 Plumbing Humboldt INC is headquartered at Po Box 663, Eureka, CA 95502, in Humboldt County, California.
Does 101 Plumbing Humboldt INC have an active surety bond on file with CSLB?
Yes. 101 Plumbing Humboldt INC has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does 101 Plumbing Humboldt INC carry workers' compensation coverage?
101 Plumbing Humboldt INC has a previously-filed workers' compensation policy with Hartford Casualty Insurance Company that is no longer active.
How do I verify 101 Plumbing Humboldt INC's contractor license?
You can verify 101 Plumbing Humboldt INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1033582.
- License issuedDec 4, 2017
- WC coverage startsMay 13, 2024
- Bond activeFeb 7, 2026
- WC expiredMay 13, 2026
- License expiredJul 31, 2026
- Scurfield Electric Heating & Solar#1036962Arcata·C-10 Electrical Contractor
- Northcoast Plumbing LLC#1019695Eureka·C-36 Plumbing Contractor
- Horvath Plumbing#1018232Eureka·C-36 Plumbing Contractor
- Hardy's Plumbing#1003570Eureka·C-36 Plumbing Contractor
- Ed the Plumber Fitz IT Right Plumbing LLC#1006962Eureka·C-36 Plumbing Contractor
- Petersen G W Plumbing#1006693Ferndale·C-36 Plumbing Contractor
- Nor Cal Mechanical LLC#1012972Garberville·B General Building Contractor
- Abbott Plumbing#980509Arcata·C-36 Plumbing Contractor
Working a California job with 101 Plumbing Humboldt INC, 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 101 Plumbing Humboldt INC? Claim or correct this profile