Preferred Plumbing & Drain, A General Engineering Contractor in Concord, CA
Preferred Plumbing & Drain operating as a corporation holds an active California contractor license (CSLB #848878), valid through Oct 31, 2026. First issued in 2004, the license has been on the CSLB roster for 22 years. It carries 2 CSLB classifications: A General Engineering Contractor and C-36 Plumbing Contractor. Records show an active surety bond on file with Merchants Bonding Company (mutual) and active workers' compensation coverage from Employers Assurance Company. The business is based in Concord, in Contra Costa County, California.
- License Number
- 848878
- Issued
- Oct 26, 2004
- Status
- CLEAR
- Expires
- Oct 31, 2026
- Entity
- Corporation
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 101486094
- Effective
- May 15, 2025
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Employers Assurance Company
- Policy Number
- EIG564340801
- Effective
- Oct 1, 2025
- Expires
- Oct 1, 2026
This contractor warrants a closer look before contracting:
- License expires in 72 days
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Preferred Plumbing & Drain licensed in California?
Yes. Preferred Plumbing & Drain holds California Contractors State License Board license number 848878, which is active and in good standing. The license was first issued on October 26, 2004. It is valid through October 31, 2026.
What does Preferred Plumbing & Drain specialize in?
Preferred Plumbing & Drain is licensed for 2 CSLB classifications: A General Engineering Contractor and C-36 Plumbing Contractor.
Where is Preferred Plumbing & Drain headquartered?
Preferred Plumbing & Drain is headquartered at 5600 Imhoff Dr Ste C, Concord, CA 94520, in Contra Costa County, California.
Does Preferred Plumbing & Drain have an active surety bond on file with CSLB?
Yes. Preferred Plumbing & Drain has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does Preferred Plumbing & Drain carry workers' compensation coverage?
Yes. Preferred Plumbing & Drain carries active workers' compensation coverage through Employers Assurance Company.
How do I verify Preferred Plumbing & Drain's contractor license?
You can verify Preferred Plumbing & Drain's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=848878.
- License issuedOct 26, 2004
- Bond activeMay 15, 2025
- WC coverage startsOct 1, 2025
- WC expiresOct 1, 2026
- License expiresOct 31, 2026
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