Rosas Construction Company, B General Building Contractor in San Leandro, CA
Rosas Construction Company operating as a sole owner holds an active California contractor license (CSLB #1146727), valid through Nov 30, 2027. First issued in 2025, the license has been on the CSLB roster for 1 year. It carries a single CSLB classification: B — General Building 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 San Leandro, in Alameda County, California.
- License Number
- 1146727
- Issued
- Nov 24, 2025
- Status
- CLEAR
- Expires
- Nov 30, 2027
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- 101009288
- Effective
- Nov 11, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Oct 24, 2025
- Expires
- —
Recently licensed: the CSLB license is active and in good standing, issued within the last 2 years.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Rosas Construction Company licensed in California?
Yes. Rosas Construction Company holds California Contractors State License Board license number 1146727, which is active and in good standing. The license was first issued on November 24, 2025. It is valid through November 30, 2027.
What does Rosas Construction Company specialize in?
Rosas Construction Company is licensed for one CSLB classification: B General Building Contractor.
Where is Rosas Construction Company headquartered?
Rosas Construction Company is headquartered at 840 Harlan St, San Leandro, CA 94577, in Alameda County, California.
Does Rosas Construction Company have an active surety bond on file with CSLB?
Yes. Rosas Construction Company has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Rosas Construction Company carry workers' compensation coverage?
Rosas Construction Company reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Rosas Construction Company's contractor license?
You can verify Rosas Construction Company's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1146727.
- WC coverage startsOct 24, 2025
- Bond activeNov 11, 2025
- License issuedNov 24, 2025
- License expiresNov 30, 2027
- 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
- Fitzmaurice J H INC#111689Oakland·A General Engineering Contractor
- Howard Construction CO#226122Oakland·B General Building Contractor
- Knuppe H James#214462Castro Valley·B General Building Contractor
- East Bay Fixture Company#213597Oakland·B General Building Contractor
- Paragon Electric#261291Castro Valley·B General Building Contractor
Working a California job with Rosas Construction Company, 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 Rosas Construction Company? Claim or correct this profile