Gester Ralf E, B General Building Contractor in Alamo, CA
Gester Ralf E operating as a sole owner holds an active California contractor license (CSLB #389079), valid through Mar 31, 2028. First issued in 1980, the license has been on the CSLB roster for 46 years. 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 Alamo, in Contra Costa County, California.
- License Number
- 389079
- Issued
- Mar 25, 1980
- Status
- CLEAR
- Expires
- Mar 31, 2028
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100982770
- Effective
- Aug 6, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Mar 5, 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 Gester Ralf E licensed in California?
Yes. Gester Ralf E holds California Contractors State License Board license number 389079, which is active and in good standing. The license was first issued on March 25, 1980. It is valid through March 31, 2028.
What does Gester Ralf E specialize in?
Gester Ralf E is licensed for one CSLB classification: B General Building Contractor.
Where is Gester Ralf E headquartered?
Gester Ralf E is headquartered at P O Box 1265, Alamo, CA 94507, in Contra Costa County, California.
Does Gester Ralf E have an active surety bond on file with CSLB?
Yes. Gester Ralf E has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Gester Ralf E carry workers' compensation coverage?
Gester Ralf E reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Gester Ralf E's contractor license?
You can verify Gester Ralf E's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=389079.
- License issuedMar 25, 1980
- Bond activeAug 6, 2025
- WC coverage startsMar 5, 2026
- License expiresMar 31, 2028
- Ferreira Robert John#347245Alamo·B General Building Contractor
- Pasquini Dan General Building Contractor#346520El Sobrante·B General Building Contractor
- Live Oak Construction INC#346437Alamo·B General Building Contractor
- Shaw Peter General Contractor#349246Martinez·B General Building Contractor
- A I T#339221Antioch·B General Building Contractor
- Bright S E Construction Company#339219Danville·B General Building Contractor
- Gentz Construction INC#336930San Ramon·B General Building Contractor
- Dawes Robert E#341937Concord·B General Building Contractor
Working a California job with Gester Ralf E, 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 Gester Ralf E? Claim or correct this profile