Drain Masters
Drain Masters operating as a sole owner is licensed in California under CSLB number 912993. The license was first issued in 2008, putting the business at 18 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 Atlantic Specialty Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in San Jose, in Santa Clara County, California.
- License Number
- 912993
- Issued
- Mar 25, 2008
- Status
- CLEAR
- Expires
- Mar 31, 2028
- Entity
- Sole Owner
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800212549
- Effective
- Jan 19, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Feb 12, 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 Drain Masters licensed in California?
Yes. Drain Masters holds California Contractors State License Board license number 912993. The license was first issued on March 25, 2008. It is valid through March 31, 2028.
What does Drain Masters specialize in?
Drain Masters is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Drain Masters headquartered?
Drain Masters is headquartered at 542 Tuscarora Drive, San Jose, CA 95123, in Santa Clara County, California.
Does Drain Masters have an active surety bond on file with CSLB?
Yes. Drain Masters has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does Drain Masters carry workers' compensation coverage?
Drain Masters reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Drain Masters's contractor license?
You can verify Drain Masters's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=912993.
- License issuedMar 25, 2008
- Bond activeJan 19, 2026
- WC coverage startsFeb 12, 2026
- License expiresMar 31, 2028
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