MAINLINE BUILDERS INC
License #1057090·Corporation·CONCORD, Contra Costa County
Summary
MAINLINE BUILDERS INC operating as a corporation is licensed in California under CSLB number 1057090. The license was first issued in 2019, putting the business at 7 years on the active CSLB roster. 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 CONCORD, in Contra Costa County, California.
Business Information
License Details & Classifications
- License Number
- 1057090
- Issued
- Aug 15, 2019
- Status
- CLEAR
- Expires
- Aug 31, 2027
- Entity
- Corporation
Classifications
Financial & Insurance Coverage
Contractor Bond
- Surety
- WESTERN SURETY COMPANY
- Bond Number
- 67449616
- Effective
- Aug 15, 2025
- Status
- Active
Workers' Compensation
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Aug 15, 2025
- Expires
- —
License StatusActive
Contractor BondOn file
Workers' CompensationActive
Activity Timeline
- License issuedAug 15, 2019
- Bond activeAug 15, 2025
- WC coverage startsAug 15, 2025
- License expiresAug 31, 2027