Sewer and Drain Masters Corporation
Sewer and Drain Masters Corporation operating as a corporation is licensed in California under CSLB number 808055. The license was first issued in 2002, putting the business at 24 years on the active CSLB roster. It carries 2 CSLB classifications: C-36 Plumbing Contractor and C-42 Sanitation System 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 Richmond, in Contra Costa County, California.
- License Number
- 808055
- Issued
- May 14, 2002
- Status
- CLEAR
- Expires
- Oct 31, 2027
- Entity
- Corporation
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 101793050
- Effective
- Feb 24, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Sep 26, 2025
- 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 Sewer and Drain Masters Corporation licensed in California?
Yes. Sewer and Drain Masters Corporation holds California Contractors State License Board license number 808055. The license was first issued on May 14, 2002. It is valid through October 31, 2027.
What does Sewer and Drain Masters Corporation specialize in?
Sewer and Drain Masters Corporation is licensed for 2 CSLB classifications: C-36 Plumbing Contractor and C-42 Sanitation System Contractor.
Where is Sewer and Drain Masters Corporation headquartered?
Sewer and Drain Masters Corporation is headquartered at 1000 13th Street, Richmond, CA 94801, in Contra Costa County, California.
Does Sewer and Drain Masters Corporation have an active surety bond on file with CSLB?
Yes. Sewer and Drain Masters Corporation has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does Sewer and Drain Masters Corporation carry workers' compensation coverage?
Sewer and Drain Masters Corporation reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Sewer and Drain Masters Corporation's contractor license?
You can verify Sewer and Drain Masters Corporation's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=808055.
- License issuedMay 14, 2002
- WC coverage startsSep 26, 2025
- Bond activeFeb 24, 2026
- License expiresOct 31, 2027
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