License is active
Source: Contractors State License Board (CSLB)
Licensed
Current and in good standing
Bonded
$25,000 surety bond
WC exempt
No employees — exempt from requirement
Clean record
No complaints or disciplinary actions
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GCST PLUMBING LLC
- License Number
- 1136718
- State
- California
- Status
- active
- Business Type
- Limited Liability
- Address
- 145 E DUARTE RD STE 1039 ARCADIA, CA, 91006 Los Angeles County
- Phone
- (626) 673 6144
License Dates
Issued
04/28/2025
Expires
04/30/2027
Expires in 13 months
CSLB Last Updated
03/19/2026
License Classifications
Personnel & Officers
CHEN GENG
Responsible Managing Manager
Contractor Bond
Amount: $25,000
Company: WESTERN SURETY COMPANY
Bond #67440501
Effective: 04/15/2025
Workers' Compensation
Owner/officer with no employees — exempt from WC requirement
CSLB designation: Exempt
Wage Bond
Amount: $100,000
Company: GREAT AMERICAN INSURANCE COMPANY
Complaints & Disciplinary History
This reflects CSLB's bulk license data. For detailed complaint history including pending investigations, check the official CSLB record.
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California licensing guide →Data sourced from official state licensing board records. Always confirm critical information directly with the state board.
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