✓

License is active

Source: Contractors State License Board (CSLB)

✓

Licensed

Current and in good standing

✓

Bonded

$25,000 surety bond

✓

Insured

Workers' comp coverage on file

✓

Clean record

No complaints or disciplinary actions

California licensing requirements →

🛡️

Hiring this contractor?

Get alerts if their license status changes.

🏢

Is this your business?

Claim your profile to manage your listing.

WILLIAMSON JOHN CONSTRUCTION INC

Owner: JOHN WILLIAMSON CONSTRUCTION INC

License Number: 451421
State: California
Status: active
Business Type: Corporation
Address: 8723 BLERIOT AVE LOS ANGELES, CA, 90045 Los Angeles County
Phone: (310) 908 1038

License Dates

Issued

01/17/1984

Expires

02/28/2027

Expires in 11 months

Reissued

02/01/2019

CSLB Last Updated

12/15/2025

License Classifications

B General Building Contractor

Personnel & Officers

WILLIAMSON JOHN CLEVE

Responsible Managing Officer/Chief Executive Officer/President

Active

Contractor Bond

Bonded

Amount: $25,000

Company: AMERICAN CONTRACTORS INDEMNITY COMPANY

Bond #100720248

Effective: 02/06/2023

Workers' Compensation

Has policy

Carrier: STATE COMPENSATION INSURANCE FUND

Policy #9303703

Effective: 08/13/2024

Expires: 08/13/2026

CSLB designation: Workers' Compensation Insurance

Complaints & Disciplinary History

No disciplinary actions on file

This reflects CSLB's bulk license data. For detailed complaint history including pending investigations, check the official CSLB record.

Building Permits

Source: LA City Open Data (LADBS)

Bldg-Alter/Repair — 1 or 2 Family Dwelling

12427 -12427 W SUNSET BLVD, 90049

Supplemental ref: 22016-10000-23759 to add a door at bedroom and repla

$75,000

2022-12-07

Permit Finaled

Bldg-Alter/Repair — 1 or 2 Family Dwelling

12427 -12427 W SUNSET BLVD, 90049

Replace 19 window(s). Same size, location, number, type.

$4,750

2022-11-28

Permit Closed

Bldg-Addition — 1 or 2 Family Dwelling

12530 -12530 W BARBARA AVE, 90066

Remodel (e) SFD and (n) first floor addition

$100,000

2022-11-22

Issued

Bldg-Addition — 1 or 2 Family Dwelling

3417 -3417 S STEWART AVE, 90066

EPLAN* 36'-7.5" X 5'-0" ADDITION TO SINGLE FAMILY DWELLING - ALL WORK

$30,000

2022-10-18

Issued

Bldg-Alter/Repair — 1 or 2 Family Dwelling

12427 -12427 W SUNSET BLVD, 90049

EXTERIOR AND INTERIOR REMODEL TO EXISTING 2 STORY SINGLE FAMILY DEWLLI

$85,000

2022-09-20

Permit Finaled

Bldg-Addition — 1 or 2 Family Dwelling

6617 -6617 W 82ND ST, 90045

Addition and remodel of existing S.F.R. (1 of 2, TV= $125,000 , BPV =

$47,600

2022-07-22

Issued

Bldg-Addition — 1 or 2 Family Dwelling

6617 -6617 W 82ND ST, 90045

Addition of recreation room to existing detached garage for accessory

$77,400

2022-07-22

Issued

Bldg-Alter/Repair — 1 or 2 Family Dwelling

2725 -2725 S BARRY AVE, 90064

supplemental to capture the fees for electrical,hvac and plumbing comb

$9,000

2021-11-18

Permit Finaled

Bldg-Alter/Repair — 1 or 2 Family Dwelling

8320 -8320 S HOLY CROSS PL, 90045

Convert existing garage and storage room to an Accessory Dwelling Unit

$70,000

2021-11-01

CofO Issued

Bldg-Alter/Repair — 1 or 2 Family Dwelling

5816 -5816 W 78TH ST, 90045

(2) Bathroom remodel for residential buildings (no structural changes)

$14,000

2021-09-20

Issued

Showing 10 of 28 permits

Verify this record on the official state licensing board

View on Contractors State License Board (CSLB) →

Learn how to verify contractor licenses in California

California licensing guide →

Data sourced from official state licensing board records. Always confirm critical information directly with the state board.

Verify Another Contractor

Homeowner Resources

LOS ANGELES, CA Exp: 03/31/2026 Bonded