Sierra Backflow
Sierra Backflow operating as a sole owner is licensed in California under CSLB number 946161. The license was first issued in 2010, putting the business at 16 years on the active CSLB roster. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with Hudson Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Truckee, in Nevada County, California.
- License Number
- 946161
- Issued
- Apr 23, 2010
- Status
- CLEAR
- Expires
- Apr 30, 2028
- Entity
- Sole Owner
- Surety
- Hudson Insurance Company
- Bond Number
- 30126621
- Effective
- Jun 26, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Mar 3, 2026
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Sierra Backflow licensed in California?
Yes. Sierra Backflow holds California Contractors State License Board license number 946161. The license was first issued on April 23, 2010. It is valid through April 30, 2028.
What does Sierra Backflow specialize in?
Sierra Backflow is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Sierra Backflow headquartered?
Sierra Backflow is headquartered at P O Box 11181, Truckee, CA 96162, in Nevada County, California.
Does Sierra Backflow have an active surety bond on file with CSLB?
Yes. Sierra Backflow has an active California contractor surety bond filed with Hudson Insurance Company.
Does Sierra Backflow carry workers' compensation coverage?
Sierra Backflow reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Sierra Backflow's contractor license?
You can verify Sierra Backflow's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=946161.
- License issuedApr 23, 2010
- Bond activeJun 26, 2023
- WC coverage startsMar 3, 2026
- License expiresApr 30, 2028
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