Walsh Plumbing & Mechanical, C-36 Plumbing Contractor in Santa Rosa, CA
Walsh Plumbing & Mechanical operating as a sole owner holds an active California contractor license (CSLB #874922), valid through Mar 31, 2028. First issued in 2006, the license has been on the CSLB roster for 20 years. 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 Santa Rosa, in Sonoma County, California.
- License Number
- 874922
- Issued
- Mar 25, 2006
- Status
- CLEAR
- Expires
- Mar 31, 2028
- Entity
- Sole Owner
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800206026
- Effective
- Jul 24, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Feb 26, 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 Walsh Plumbing & Mechanical licensed in California?
Yes. Walsh Plumbing & Mechanical holds California Contractors State License Board license number 874922, which is active and in good standing. The license was first issued on March 25, 2006. It is valid through March 31, 2028.
What does Walsh Plumbing & Mechanical specialize in?
Walsh Plumbing & Mechanical is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Walsh Plumbing & Mechanical headquartered?
Walsh Plumbing & Mechanical is headquartered at 2140 Mesa Way, Santa Rosa, CA 95407, in Sonoma County, California.
Does Walsh Plumbing & Mechanical have an active surety bond on file with CSLB?
Yes. Walsh Plumbing & Mechanical has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does Walsh Plumbing & Mechanical carry workers' compensation coverage?
Walsh Plumbing & Mechanical reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Walsh Plumbing & Mechanical's contractor license?
You can verify Walsh Plumbing & Mechanical's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=874922.
- License issuedMar 25, 2006
- Bond activeJul 24, 2025
- WC coverage startsFeb 26, 2026
- License expiresMar 31, 2028
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