Wkh Construction Service INC, B General Building Contractor in Diamond Bar, CA
Wkh Construction Service INC operating as a corporation holds an active California contractor license (CSLB #1136117), valid through Mar 31, 2028. 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 Merchants Bonding Company (mutual) and an exempt workers' compensation status (no employees on payroll). The business is based in Diamond Bar, in Los Angeles County, California.
- License Number
- 1136117
- Issued
- Apr 17, 2025
- Status
- CLEAR
- Expires
- Mar 31, 2028
- Entity
- Corporation
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 101782906
- Effective
- Mar 23, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Feb 23, 2026
- 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 Wkh Construction Service INC licensed in California?
Yes. Wkh Construction Service INC holds California Contractors State License Board license number 1136117, which is active and in good standing. The license was first issued on April 17, 2025. It is valid through March 31, 2028.
What does Wkh Construction Service INC specialize in?
Wkh Construction Service INC is licensed for one CSLB classification: B General Building Contractor.
Where is Wkh Construction Service INC headquartered?
Wkh Construction Service INC is headquartered at 1249 S Diamond Bar Blvd #816, Diamond Bar, CA 91765, in Los Angeles County, California.
Does Wkh Construction Service INC have an active surety bond on file with CSLB?
Yes. Wkh Construction Service INC has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does Wkh Construction Service INC carry workers' compensation coverage?
Wkh Construction Service INC reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Wkh Construction Service INC's contractor license?
You can verify Wkh Construction Service INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1136117.
- License issuedApr 17, 2025
- WC coverage startsFeb 23, 2026
- Bond activeMar 23, 2026
- License expiresMar 31, 2028
- Cyber Construction INC#1118573Northridge·A General Engineering Contractor
- Oltmans Construction CO#86393Whittier·A General Engineering Contractor
- Electro Construction CORP#95881Altadena·B General Building Contractor
- Tutor Perini Corporation#92072Sylmar·A General Engineering Contractor
- Acco Engineered Systems#120696Pasadena·A General Engineering Contractor
- Folb Stanley#128634Hollywood·B General Building Contractor
- Stanhope Company#127649Azusa·B General Building Contractor
- Cowelco#123129Long Beach·B General Building Contractor
Working a California job with Wkh Construction Service INC, 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 Wkh Construction Service INC? Claim or correct this profile