C - Thirty - Six INC, B General Building Contractor in Diamond Bar, CA
C - Thirty - Six INC operating as a corporation holds an active California contractor license (CSLB #739644), valid through May 31, 2028. First issued in 1997, the license has been on the CSLB roster for 29 years. It carries 2 CSLB classifications: B General Building Contractor and C-36 Plumbing Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and active workers' compensation coverage from Wesco Insurance Company. The business is based in Diamond Bar, in Los Angeles County, California.
- License Number
- 739644
- Issued
- Aug 21, 1997
- Status
- CLEAR
- Expires
- May 31, 2028
- Entity
- Corporation
- Surety
- American Contractors Indemnity Company
- Bond Number
- 10134490
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Wesco Insurance Company
- Policy Number
- WEP3819868
- Effective
- Dec 6, 2025
- Expires
- Dec 6, 2026
This contractor is verified, with no adverse conditions in the current CSLB record.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is C - Thirty - Six INC licensed in California?
Yes. C - Thirty - Six INC holds California Contractors State License Board license number 739644, which is active and in good standing. The license was first issued on August 21, 1997. It is valid through May 31, 2028.
What does C - Thirty - Six INC specialize in?
C - Thirty - Six INC is licensed for 2 CSLB classifications: B General Building Contractor and C-36 Plumbing Contractor.
Where is C - Thirty - Six INC headquartered?
C - Thirty - Six INC is headquartered at 24440 Goldpoint Place, Diamond Bar, CA 91765, in Los Angeles County, California.
Does C - Thirty - Six INC have an active surety bond on file with CSLB?
Yes. C - Thirty - Six INC has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does C - Thirty - Six INC carry workers' compensation coverage?
Yes. C - Thirty - Six INC carries active workers' compensation coverage through Wesco Insurance Company.
How do I verify C - Thirty - Six INC's contractor license?
You can verify C - Thirty - Six INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=739644.
- License issuedAug 21, 1997
- Bond activeJan 1, 2023
- WC coverage startsDec 6, 2025
- WC expiresDec 6, 2026
- License expiresMay 31, 2028
- Nadar INC#214554Pasadena·A General Engineering Contractor
- Kahn Air Conditioning INC#206552Van Nuys·B General Building Contractor
- General Installation Company#151839Gardena·B General Building Contractor
- Hamm L M INC#171598San Gabriel·B General Building Contractor
- Acco Engineered Systems#120696Pasadena·A General Engineering Contractor
- Darrow Heating and Air Conditioning CORP#114301North Hollywood·B General Building Contractor
- Seidner Construction CO#214890Glendora·B General Building Contractor
- Western Allied Corporation#198821Santa Fe Springs·C-20 HVAC Contractor
Working a California job with C - Thirty - Six 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 C - Thirty - Six INC? Claim or correct this profile