Thompson Builders, B General Building Contractor in Littlerock, CA
Thompson Builders operating as a sole owner holds an active California contractor license (CSLB #602412), valid through Mar 31, 2028. 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 an exempt workers' compensation status (no employees on payroll). The business is based in Littlerock, in Los Angeles County, California.
- License Number
- 602412
- Issued
- Sep 13, 1990
- Status
- CLEAR
- Expires
- Mar 31, 2028
- Entity
- Sole Owner
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800229925
- Effective
- Jan 17, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Mar 30, 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 Thompson Builders licensed in California?
Yes. Thompson Builders holds California Contractors State License Board license number 602412, which is active and in good standing. The license was first issued on September 13, 1990. It is valid through March 31, 2028.
What does Thompson Builders specialize in?
Thompson Builders is licensed for one CSLB classification: B General Building Contractor.
Where is Thompson Builders headquartered?
Thompson Builders is headquartered at 10307 East Avenue T, Littlerock, CA 93543, in Los Angeles County, California.
Does Thompson Builders have an active surety bond on file with CSLB?
Yes. Thompson Builders has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does Thompson Builders carry workers' compensation coverage?
Thompson Builders reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Thompson Builders's contractor license?
You can verify Thompson Builders's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=602412.
- License issuedSep 13, 1990
- Bond activeJan 17, 2026
- WC coverage startsMar 30, 2026
- License expiresMar 31, 2028
- Electro Construction CORP#95881Altadena·B General Building Contractor
- Tutor Perini Corporation#92072Sylmar·A General Engineering Contractor
- Oltmans Construction CO#86393Whittier·A General Engineering Contractor
- Nicholson Mark#111289Malibu·B General Building Contractor
- In2uitive Builders LLC#112760El Segundo·B General Building Contractor
- Darrow Heating and Air Conditioning CORP#114301North Hollywood·B General Building Contractor
- Licha Construction INC#102147Arcadia·B General Building Contractor
- Stanhope Company#127649Azusa·B General Building Contractor
Working a California job with Thompson 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 Thompson Builders? Claim or correct this profile