M B Welding, C-51 Structural Steel Contractor in Los Angeles, CA
M B Welding operating as a sole owner holds an active California contractor license (CSLB #959367), valid through Mar 31, 2027. First issued in 2011, the license has been on the CSLB roster for 15 years. It carries a single CSLB classification: C-51 — Structural Steel 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 Los Angeles, in Los Angeles County, California.
- License Number
- 959367
- Issued
- Mar 28, 2011
- Status
- CLEAR
- Expires
- Mar 31, 2027
- Entity
- Sole Owner
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800230356
- Effective
- Jan 21, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jan 21, 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 M B Welding licensed in California?
Yes. M B Welding holds California Contractors State License Board license number 959367, which is active and in good standing. The license was first issued on March 28, 2011. It is valid through March 31, 2027.
What does M B Welding specialize in?
M B Welding is licensed for one CSLB classification: C-51 Structural Steel Contractor.
Where is M B Welding headquartered?
M B Welding is headquartered at 820 West Century Blvd, Los Angeles, CA 90044, in Los Angeles County, California.
Does M B Welding have an active surety bond on file with CSLB?
Yes. M B Welding has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does M B Welding carry workers' compensation coverage?
M B Welding reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify M B Welding's contractor license?
You can verify M B Welding's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=959367.
- License issuedMar 28, 2011
- Bond activeJan 21, 2026
- WC coverage startsJan 21, 2026
- License expiresMar 31, 2027
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