Mn Builders, B General Building Contractor in Oakland, CA
Mn Builders operating as a corporation holds an active California contractor license (CSLB #588872), valid through Jan 31, 2027. First issued in 1990, the license has been on the CSLB roster for 36 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Atlantic Specialty Insurance Company and a previously-filed workers' compensation policy with Republic Indemnity Company of America that is no longer active. The business is based in Oakland, in Alameda County, California.
- License Number
- 588872
- Issued
- Feb 21, 1990
- Status
- CLEAR
- Expires
- Jan 31, 2027
- Entity
- Corporation
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800192578
- Effective
- Aug 19, 2025
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Republic Indemnity Company of America
- Policy Number
- 18061417
- Effective
- Oct 1, 2025
- Expires
- Oct 1, 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 Mn Builders licensed in California?
Yes. Mn Builders holds California Contractors State License Board license number 588872, which is active and in good standing. The license was first issued on February 21, 1990. It is valid through January 31, 2027.
What does Mn Builders specialize in?
Mn Builders is licensed for one CSLB classification: B General Building Contractor.
Where is Mn Builders headquartered?
Mn Builders is headquartered at 2400 Union Street, Oakland, CA 94607, in Alameda County, California.
Does Mn Builders have an active surety bond on file with CSLB?
Yes. Mn Builders has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does Mn Builders carry workers' compensation coverage?
Mn Builders has a previously-filed workers' compensation policy with Republic Indemnity Company of America that is no longer active.
How do I verify Mn Builders's contractor license?
You can verify Mn Builders's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=588872.
- License issuedFeb 21, 1990
- Bond activeAug 19, 2025
- WC coverage startsOct 1, 2025
- WC expiredOct 1, 2026
- License expiresJan 31, 2027
- Fitzmaurice J H INC#111689Oakland·A General Engineering Contractor
- Mc Guire and Hester#95879Oakland·A General Engineering Contractor
- Anderson Eric F Incorporated#82540San Leandro·B General Building Contractor
- D W Nicholson Corporation#68847Hayward·A General Engineering Contractor
- Lewis Nelson T Construction CO INC#195866Dublin·B General Building Contractor
- Red Top Electric CO Emeryville INC#187698Livermore·B General Building Contractor
- Branagh INC#180497Oakland·B General Building Contractor
- Western Roofing Service#180533San Leandro·B General Building Contractor
Working a California job with Mn Builders, 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 Mn Builders? Claim or correct this profile