Independent site · Not affiliated with CSLB or any state agency

Contractor Lookout is an independent website, not affiliated with CSLB or the State of California. This record comes from CSLB's public data file dated November 1, 2026 and may be out of date. Not a consumer report under the FCRA.

Byrne Construction: CSLB License #401242

Source: CSLB public data · Updated November 1, 2026 · Official CSLB record

Active, no issues in CSLB file

Verify live status on CSLB's Instant License Check before hiring.

Verify live on CSLB Report an error / remove my address

The license is active with no suspension on record, though classifications, bonds and secondary flags still deserve a look.

License details

License number
401242
Primary status
CLEAR · what this means
Business type
Corporation
Full business name
J C Byrne Development INC DBA Byrne Construction
Issued
March 12, 1981 (45 years)
Reissued
June 30, 2006
Expires
November 30, 2027
Inactivated
July 1, 2018
Reactivated
November 2, 2021
Classifications
B General Building Contractor
Mailing address
21202 Stonecreek Dr, Trabuco Canyon, CA, 92679
Phone
(949) 245 7706

Workers' compensation

Type
Exempt
Effective
October 30, 2025

Confirm coverage with CSLB's insurer search. How to check workers' comp.

Contractor's bond

Surety
Atlantic Specialty Insurance Company
Bond number
800205364
Amount
$25,000
Effective
September 21, 2025

Status history

No changes recorded since we began tracking this license on November 1, 2026. We compare every weekly CSLB file and log changes to status, bonds, workers' comp and classifications here.

Related

Data: CSLB Public Data Portal, file dated November 1, 2026. Status can change at any time. Verify on CSLB's Instant License Check. This site is not a consumer reporting agency under the FCRA; don't use it for employment, credit, insurance or housing decisions about an individual.