Los Angeles County construction: bids, contractors and projects
Caltrans lettings, licensed contractors and project news for Los Angeles County, California, updated daily from public records.
Los Angeles County is part of our District 7 (Los Angeles) coverage area and falls under Caltrans District 7 (Los Angeles), headquartered in Los Angeles. CSLB's license file lists 45,450 construction contractors with a Los Angeles County address: 23,910 licensed General Engineering (A) and General Building (B) contractors and 21,540 licensed specialty (C) and Residential Remodeling (B-2) contractors. The largest single group is CSLB General Building (B) contractor (21,946). Most are based in Los Angeles, Long Beach, Glendale.
Caltrans's advertised letting schedule currently has 11 upcoming proposals in Los Angeles County, the next on Nov 3, 2026.
Upcoming Caltrans lettings in Los Angeles County
| Letting | Proposal | Major work type | Documents |
|---|---|---|---|
| Nov 3, 2026 | 07-375204 | Drainage system restoration · License A,C-12,C-42 | Proposal |
| Nov 5, 2026 | 07-502204 | Landscape visual and aesthetic improvement · License A,C-27 | Proposal |
| Nov 5, 2026 | 07A6520 | Hazardous Waste Disposal Services in Los Angeles and Ventura Counties · License A,HAZ | Proposal |
| Nov 5, 2026 | 07A6531 | IFB-Demolition and Clearance Services - Los Angeles and Ventura Counties · License A,B,C-13,C-21,C-57,HAZ | Proposal |
| Nov 10, 2026 | 07-361904 | Install and repair drainage system · License A,C-27,C-42 | Proposal |
| Nov 10, 2026 | 07-379304 | Construct DPP infiltration areas, capture housing, bioswales, & MVPs · License A,C-12,C-27,C-42 | Proposal |
| Nov 10, 2026 | 07A6532 | Smart Controller and Automatic Landscape Irrigation System Repair and Maintenance Services · License C-27 | Proposal |
| Nov 13, 2026 | 07A6539 | **Certified SB/DVBE Only** IFPQ Boiler Inspection, Maintenance, Repair, Testing, and… · License C-04 | Proposal |
| Nov 17, 2026 | 07-381404 | Modify the existing traffic control signals · License A,C-10 | Proposal |
| Dec 8, 2026 | 07-379904 | Construct GSRD, DPPIA and install irrigation system · License A,C-12,C-27,C-42 | Proposal |
| Dec 9, 2026 | 07-375404 | Replace drainage systems · License A,C-13,C-42 | Proposal |
Contractors based in Los Angeles County
Counts come from the Contractors State License Board's License Master file (businesses whose license status is Clear and whose address is in Los Angeles County). Firms holding a General Engineering (A) or General Building (B) classification are counted as general contractors; the rest as specialty contractors.
- CSLB General Building (B) contractor: 21,946
- CSLB specialty (C) contractor: 21,301
- CSLB General Engineering (A) contractor: 1,964
- CSLB Residential Remodeling (B-2) contractor: 239
Find Los Angeles County subcontractors Find Los Angeles County general contractors
Los Angeles County project news
How to bid public work in Los Angeles County
State highway work in Los Angeles County is let by Caltrans; the county is in Caltrans District 7 (Los Angeles) (Caltrans districts). Bidders need a CSLB license and, for public works, DIR public works contractor registration. See how to bid Caltrans contracts.
State agencies buy through Cal eProcure (see the supplier registration guide).
Statewide rules that apply here
- Bidding Caltrans: a CSLB license, DIR registration, a bidder ID and a digital ID
- California mechanics liens: 20 days to give notice, 90 days to record, 90 days to sue
Nearby counties
District 7 (Los Angeles) region: Ventura
Also in Caltrans District 7: (same as above)