M Bar M Excavation, C-12 Earthwork and Paving Contractor in Castro Valley, CA
M Bar M Excavation operating as a corporation holds an active California contractor license (CSLB #1072700), valid through Jan 31, 2027. First issued in 2021, the license has been on the CSLB roster for 5 years. It carries a single CSLB classification: C-12 — Earthwork and Paving Contractor. Records show an active surety bond on file with Atlantic Specialty Insurance Company and a previously-filed workers' compensation policy with Everest Premier Insurance Company that is no longer active. The business is based in Castro Valley, in Alameda County, California.
- License Number
- 1072700
- Issued
- Jan 12, 2021
- Status
- CLEAR
- Expires
- Jan 31, 2027
- Entity
- Corporation
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800210149
- Effective
- Nov 5, 2025
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Everest Premier Insurance Company
- Policy Number
- 7600024556251
- Effective
- Jul 3, 2025
- Expires
- Jul 3, 2026
This contractor has a compliance issue in its public CSLB record:
- 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 Bar M Excavation licensed in California?
Yes. M Bar M Excavation holds California Contractors State License Board license number 1072700, which is active and in good standing. The license was first issued on January 12, 2021. It is valid through January 31, 2027.
What does M Bar M Excavation specialize in?
M Bar M Excavation is licensed for one CSLB classification: C-12 Earthwork and Paving Contractor.
Where is M Bar M Excavation headquartered?
M Bar M Excavation is headquartered at 20885 Redwood Rd Suite 104, Castro Valley, CA 94546, in Alameda County, California.
Does M Bar M Excavation have an active surety bond on file with CSLB?
Yes. M Bar M Excavation has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does M Bar M Excavation carry workers' compensation coverage?
M Bar M Excavation has a previously-filed workers' compensation policy with Everest Premier Insurance Company that is no longer active.
How do I verify M Bar M Excavation's contractor license?
You can verify M Bar M Excavation's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1072700.
- License issuedJan 12, 2021
- WC coverage startsJul 3, 2025
- Bond activeNov 5, 2025
- WC expiredJul 3, 2026
- License expiresJan 31, 2027
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