Masterflow Plumbing, C-36 Plumbing Contractor in Rancho Cucamonga, CA
Masterflow Plumbing operating as a sole owner holds California contractor license #810730, which is currently expired (lapsed Jul 31, 2026) and not valid to contract until it is renewed. First issued in 2002, the license has been on the CSLB roster for 24 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 Rancho Cucamonga, in San Bernardino County, California.
- License Number
- 810730
- Issued
- Jul 18, 2002
- Status
- CLEAR
- Expires
- Jul 31, 2026
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- SC6053224
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jul 22, 2024
- Expires
- —
This contractor has a compliance issue in its public CSLB record:
- License expired
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Masterflow Plumbing licensed in California?
Masterflow Plumbing previously held California Contractors State License Board license number 810730, but the license expired on July 31, 2026 and is not currently valid. It was first issued on July 18, 2002.
What does Masterflow Plumbing specialize in?
Masterflow Plumbing is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Masterflow Plumbing headquartered?
Masterflow Plumbing is headquartered at P O Box 4542, Rancho Cucamonga, CA 91729, in San Bernardino County, California.
Does Masterflow Plumbing have an active surety bond on file with CSLB?
Yes. Masterflow Plumbing has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Masterflow Plumbing carry workers' compensation coverage?
Masterflow Plumbing reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Masterflow Plumbing's contractor license?
You can verify Masterflow Plumbing's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=810730.
- License issuedJul 18, 2002
- Bond activeJan 1, 2023
- WC coverage startsJul 22, 2024
- License expiredJul 31, 2026
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