Sturdi-Quick Building Systems, B General Building Contractor in Diamond Bar, CA
Sturdi-Quick Building Systems operating as a sole owner holds an active California contractor license (CSLB #862157), valid through Nov 30, 2027. First issued in 2005, the license has been on the CSLB roster for 21 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Western Surety Company and an exempt workers' compensation status (no employees on payroll). The business is based in Diamond Bar, in Los Angeles County, California.
- License Number
- 862157
- Issued
- Aug 1, 2005
- Status
- CLEAR
- Expires
- Nov 30, 2027
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 66954504
- Effective
- Jun 24, 2024
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Nov 21, 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 Sturdi-Quick Building Systems licensed in California?
Yes. Sturdi-Quick Building Systems holds California Contractors State License Board license number 862157, which is active and in good standing. The license was first issued on August 1, 2005. It is valid through November 30, 2027.
What does Sturdi-Quick Building Systems specialize in?
Sturdi-Quick Building Systems is licensed for one CSLB classification: B General Building Contractor.
Where is Sturdi-Quick Building Systems headquartered?
Sturdi-Quick Building Systems is headquartered at 324 S Diamond Bar Blvd 223, Diamond Bar, CA 91765, in Los Angeles County, California.
Does Sturdi-Quick Building Systems have an active surety bond on file with CSLB?
Yes. Sturdi-Quick Building Systems has an active California contractor surety bond filed with Western Surety Company.
Does Sturdi-Quick Building Systems carry workers' compensation coverage?
Sturdi-Quick Building Systems reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Sturdi-Quick Building Systems's contractor license?
You can verify Sturdi-Quick Building Systems's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=862157.
- License issuedAug 1, 2005
- Bond activeJun 24, 2024
- WC coverage startsNov 21, 2025
- License expiresNov 30, 2027
- Tutor Perini Corporation#92072Sylmar·A General Engineering Contractor
- Electro Construction CORP#95881Altadena·B General Building Contractor
- Allied Contractors INC#97854Santa Monica·B General Building Contractor
- Oltmans Construction CO#86393Whittier·A General Engineering Contractor
- Nicholson Mark#111289Malibu·B General Building Contractor
- Darrow Heating and Air Conditioning CORP#114301North Hollywood·B General Building Contractor
- In2uitive Builders LLC#112760El Segundo·B General Building Contractor
- Licha Construction INC#102147Arcadia·B General Building Contractor
Working a California job with Sturdi-Quick Building Systems, 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 Sturdi-Quick Building Systems? Claim or correct this profile