M M Plumbing, C-36 Plumbing Contractor in Menlo Park, CA
M M Plumbing operating as a sole owner holds an active California contractor license (CSLB #733217), valid through Mar 31, 2027. First issued in 1997, the license has been on the CSLB roster for 29 years. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and an exempt workers' compensation status (no employees on payroll). The business is based in Menlo Park, in San Mateo County, California.
- License Number
- 733217
- Issued
- Mar 6, 1997
- Status
- CLEAR
- Expires
- Mar 31, 2027
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- SC1025381
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Mar 5, 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 M M Plumbing licensed in California?
Yes. M M Plumbing holds California Contractors State License Board license number 733217, which is active and in good standing. The license was first issued on March 6, 1997. It is valid through March 31, 2027.
What does M M Plumbing specialize in?
M M Plumbing is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is M M Plumbing headquartered?
M M Plumbing is headquartered at 1019 Peggy Lane, Menlo Park, CA 94025, in San Mateo County, California.
Does M M Plumbing have an active surety bond on file with CSLB?
Yes. M M Plumbing has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does M M Plumbing carry workers' compensation coverage?
M M Plumbing reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify M M Plumbing's contractor license?
You can verify M M Plumbing's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=733217.
- License issuedMar 6, 1997
- Bond activeJan 1, 2023
- WC coverage startsMar 5, 2025
- License expiresMar 31, 2027
- Mc Cann D J Construction#602469Montara·B General Building Contractor
- Hargens INC#592325South San Francisco·B General Building Contractor
- Lovazzano Mechanical Incorporated#619015Menlo Park·C-16 Fire Protection Contractor
- Gruber Plumbing#619639Moss Beach·B General Building Contractor
- Henry H R Plumbing#614767Half Moon Bay·C-36 Plumbing Contractor
- Regina Plumbing INC#615954San Carlos·C-36 Plumbing Contractor
- Allen Mechanical Plumbing CO#611082So San Francisco·C-36 Plumbing Contractor
- Economy Plumbing#613784Burlingame·A General Engineering Contractor
Working a California job with M M Plumbing, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.
- California preliminary notice deadline calculatorFind your 20-day deadline and the lien rights at risk.
- Do I need a preliminary notice in California?Answer a few questions to see if the 20-day notice applies.
- Did I lose my California lien rights?Check whether your mechanics lien window has passed.
- Unpaid construction invoice in CaliforniaYour options and deadlines for collecting on a California job.
Own M M Plumbing? Claim or correct this profile