Chien Ming Chu Chen
Chien Ming Chu Chen operating as a sole owner is licensed in California under CSLB number 820540. The license was first issued in 2003, putting the business at 23 years on the active CSLB roster. It carries 3 CSLB classifications: B General Building Contractor, C-10 Electrical Contractor, and C-36 Plumbing Contractor. Records show an active surety bond on file with Hudson Insurance 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
- 820540
- Issued
- Jun 9, 2003
- Status
- CLEAR
- Expires
- Jun 30, 2027
- Entity
- Sole Owner
- Surety
- Hudson Insurance Company
- Bond Number
- 30133012
- Effective
- Oct 27, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- May 19, 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 Chien Ming Chu Chen licensed in California?
Yes. Chien Ming Chu Chen holds California Contractors State License Board license number 820540. The license was first issued on June 9, 2003. It is valid through June 30, 2027.
What does Chien Ming Chu Chen specialize in?
Chien Ming Chu Chen is licensed for 3 CSLB classifications: B General Building Contractor, C-10 Electrical Contractor, and C-36 Plumbing Contractor.
Where is Chien Ming Chu Chen headquartered?
Chien Ming Chu Chen is headquartered at 20803 Quail Run Drive, Diamond Bar, CA 91789, in Los Angeles County, California.
Does Chien Ming Chu Chen have an active surety bond on file with CSLB?
Yes. Chien Ming Chu Chen has an active California contractor surety bond filed with Hudson Insurance Company.
Does Chien Ming Chu Chen carry workers' compensation coverage?
Chien Ming Chu Chen reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Chien Ming Chu Chen's contractor license?
You can verify Chien Ming Chu Chen's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=820540.
- License issuedJun 9, 2003
- Bond activeOct 27, 2023
- WC coverage startsMay 19, 2025
- License expiresJun 30, 2027
- Darrow Heating and Air Conditioning CORP#114301North Hollywood·B General Building Contractor
- Acco Engineered Systems#120696Pasadena·A General Engineering Contractor
- Kahn Air Conditioning INC#206552Van Nuys·B General Building Contractor
- Electro Construction CORP#95881Altadena·B General Building Contractor
- Electric Service & Supply CO of Pasadena#169577Irwindale·B General Building Contractor
- Hamm L M INC#171598San Gabriel·B General Building Contractor
- Beach City Contractors Group INC#192592Long Beach·A General Engineering Contractor
- General Installation Company#151839Gardena·B General Building Contractor