Superior 1 Service Plumbing
Superior 1 Service Plumbing operating as a corporation is licensed in California under CSLB number 1148461. The license was first issued in 2025, putting the business at 1 year on the active CSLB roster. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with Merchants Bonding Company (mutual) and an exempt workers' compensation status (no employees on payroll). The business is based in Palmdale, in Los Angeles County, California.
- License Number
- 1148461
- Issued
- Dec 31, 2025
- Status
- CLEAR
- Expires
- Dec 31, 2027
- Entity
- Corporation
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 101718688
- Effective
- Dec 10, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Dec 16, 2025
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
- License issued less than 2 years ago
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Superior 1 Service Plumbing licensed in California?
Yes. Superior 1 Service Plumbing holds California Contractors State License Board license number 1148461. The license was first issued on December 31, 2025. It is valid through December 31, 2027.
What does Superior 1 Service Plumbing specialize in?
Superior 1 Service Plumbing is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Superior 1 Service Plumbing headquartered?
Superior 1 Service Plumbing is headquartered at 3546 Sterling Ct, Palmdale, CA 93550, in Los Angeles County, California.
Does Superior 1 Service Plumbing have an active surety bond on file with CSLB?
Yes. Superior 1 Service Plumbing has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does Superior 1 Service Plumbing carry workers' compensation coverage?
Superior 1 Service Plumbing reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Superior 1 Service Plumbing's contractor license?
You can verify Superior 1 Service Plumbing's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1148461.
- Bond activeDec 10, 2025
- WC coverage startsDec 16, 2025
- License issuedDec 31, 2025
- License expiresDec 31, 2027
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