M S N Construction, B General Building Contractor in San Mateo, CA
M S N Construction operating as a sole owner holds California contractor license #950249, which is currently expired (lapsed Jul 31, 2026) and not valid to contract until it is renewed. First issued in 2010, the license has been on the CSLB roster for 16 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with North River Insurance Company (the) and a previously-filed workers' compensation policy with Clear Spring Property and Casualty Company that is no longer active. The business is based in San Mateo, in San Mateo County, California.
- License Number
- 950249
- Issued
- Jul 21, 2010
- Status
- CLEAR
- Expires
- Jul 31, 2026
- Entity
- Sole Owner
- Surety
- North River Insurance Company (the)
- Bond Number
- 04CF614674
- Effective
- Jan 12, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Clear Spring Property and Casualty Company
- Policy Number
- CWC02228802
- Effective
- Jun 22, 2025
- Expires
- Jun 22, 2026
This contractor has a compliance issue in its public CSLB record:
- License expired
- No active workers' comp on file
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is M S N Construction licensed in California?
M S N Construction previously held California Contractors State License Board license number 950249, but the license expired on July 31, 2026 and is not currently valid. It was first issued on July 21, 2010.
What does M S N Construction specialize in?
M S N Construction is licensed for one CSLB classification: B General Building Contractor.
Where is M S N Construction headquartered?
M S N Construction is headquartered at 1941 Ivy St, San Mateo, CA 94403, in San Mateo County, California.
Does M S N Construction have an active surety bond on file with CSLB?
Yes. M S N Construction has an active California contractor surety bond filed with North River Insurance Company (the).
Does M S N Construction carry workers' compensation coverage?
M S N Construction has a previously-filed workers' compensation policy with Clear Spring Property and Casualty Company that is no longer active.
How do I verify M S N Construction's contractor license?
You can verify M S N Construction's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=950249.
- License issuedJul 21, 2010
- Bond activeJan 12, 2023
- WC coverage startsJun 22, 2025
- WC expiredJun 22, 2026
- License expiredJul 31, 2026
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