CA #1057090 Active

Mainline Builders Inc

Concord, CA

Business Information

Address
1783 Landana Dr Unit B, Concord, CA 94519
Phone
(925) 787 4276
Type
Corporation

License Status

Status
Active
Issued
Aug 15, 2019
Expires
Aug 31, 2027
Classifications
B General Building Contractor

Workers Compensation

Coverage
Exempt
Effective
Aug 15, 2025

Contractor's Bond

Bond #
800273227
Amount
$25,000
Effective
Aug 15, 2026
Surety
Atlantic Specialty Insurance Company

License History

Contractor's bond renewed

Aug 28, 2026
Contractor's Bond Number
67449616 → 800273227
Contractor's Bond Effective Date
2025-08-15 → 2026-08-15
Contractor's Bond Surety Company
WESTERN SURETY COMPANY → ATLANTIC SPECIALTY INSURANCE COMPANY

License data updated

Aug 19, 2025
Contractor's Bond Number
30145698 → 67449616
Contractor's Bond Effective Date
2024-08-15 → 2025-08-15
Contractor's Bond Surety Company
HUDSON INSURANCE COMPANY → WESTERN SURETY COMPANY
Workers Comp Effective Date
2024-06-18 → 2025-08-15

License renewed

Aug 16, 2025

Expiration Date: 2025-08-31 2027-08-31

Contractor's bond renewed

Aug 17, 2024
Contractor's Bond Number
57408 → 30145698
Contractor's Bond Effective Date
2023-01-01 → 2024-08-15
Contractor's Bond Surety Company
WESTERN NATIONAL MUTUAL INSURANCE COMPANY → HUDSON INSURANCE COMPANY

License issued

Aug 15, 2019