Kt Builders, B General Building Contractor in Diablo, CA
Kt Builders operating as a corporation holds an active California contractor license (CSLB #980362), valid through Jan 31, 2027. First issued in 2013, the license has been on the CSLB roster for 13 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 Diablo, in Contra Costa County, California.
- License Number
- 980362
- Issued
- Jan 15, 2013
- Status
- CLEAR
- Expires
- Jan 31, 2027
- Entity
- Corporation
- Surety
- American Contractors Indemnity Company
- Bond Number
- 101056859
- Effective
- Feb 21, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jan 20, 2025
- 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 Kt Builders licensed in California?
Yes. Kt Builders holds California Contractors State License Board license number 980362, which is active and in good standing. The license was first issued on January 15, 2013. It is valid through January 31, 2027.
What does Kt Builders specialize in?
Kt Builders is licensed for one CSLB classification: B General Building Contractor.
Where is Kt Builders headquartered?
Kt Builders is headquartered at P O Box 336, Diablo, CA 94528, in Contra Costa County, California.
Does Kt Builders have an active surety bond on file with CSLB?
Yes. Kt Builders has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Kt Builders carry workers' compensation coverage?
Kt Builders reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Kt Builders's contractor license?
You can verify Kt Builders's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=980362.
- License issuedJan 15, 2013
- WC coverage startsJan 20, 2025
- Bond activeFeb 21, 2026
- License expiresJan 31, 2027
- American Homes#325545Lafayette·B General Building Contractor
- Beaver's Construction Company#327474Brentwood·B General Building Contractor
- Claiborne Construction#320562Clayton·B General Building Contractor
- Sierra Manor Construction#323467El Cerrito·B General Building Contractor
- R L Ziegenbein Construction INC#322200Alamo·B General Building Contractor
- Liotta and Son Construction#322148Lafayette·B General Building Contractor
- Hearthstone Building & Restoration#319036Walnut Creek·B General Building Contractor
- Arias E & CO#314753Antioch·B General Building Contractor
Working a California job with Kt 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 Kt Builders? Claim or correct this profile