✓

License is active

Source: Contractors State License Board (CSLB)

Expires in 11 weeks

✓

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.

WING ON CONSTRUCTION INC

License Number: 949206
State: California
Status: active
Business Type: Corporation
Address: 1130 TROJAN AVE SAN LEANDRO, CA, 94579 Alameda County
Phone: (510) 786 8838

License Dates

Issued

06/24/2010

Expires

06/30/2026

Expires in 11 weeks

CSLB Last Updated

09/04/2025

License Classifications

A| B A| B

Personnel & Officers

LIU CHAOYANG

Officer

Former

COTTLE DAVID EVANS SR

Responsible Managing Officer

Former

CHEN YUEJUN

Responsible Managing Officer/Chief Executive Officer/President

Active

MIDDLETON DAVID ALAN

Deceased

Former

Contractor Bond

Bonded

Amount: $25,000

Company: ARCH INSURANCE COMPANY

Bond #SU71204470000

Effective: 09/04/2025

Workers' Compensation

Has policy

Carrier: WESCO INSURANCE COMPANY

Policy #WWC3775415

Effective: 04/30/2025

Expires: 04/30/2026

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)

additions alterations or repairs

668 Hamilton St, 94134

revision to pa# 202107295403 proposed envelope expansions include 2nd floor and 3rd floor envelope expansion.

$10,000

filed

additions alterations or repairs

672 Hamilton St, 94134

revision to pa#: 202107295380 and 202401184228. 1) retaining wall at grid line e. 2) drawing index s-2 1st flr foundation plan and detail.

filed

new construction wood frame

251 Mississippi St, 94107

erect a four-story, type 5, residential building with two units.

$1,361,747

2026-01-27

issued

additions alterations or repairs

672 Hamilton St, 94134

revision to pa# 202107295380 & adu pa# 202110180694. propsed envelope expnsions. 1st floor exterior entry infill. 2nd floor lightwell infill. 3rd floor envelope expension.

$10,000

2025-10-23

issued

additions alterations or repairs

662 Hamilton St, 94134

new 830 square foot, 1 bedroom adu at 1st floor of new construction single-family home. this permit trabels with #2021.0729.5383. approved conditional use: 2020-007383cua demolition permit application

$186,750

2025-09-23

issued

additions alterations or repairs

668 Hamilton St, 94134

new 1045 square foot, 2 bedroom adu at 1st foor of new construction single-family home. this permit travels with #2021.0729.5403. approved conditional use: 2020-007383cua demolition permit application

$225,000

2025-09-23

issued

additions alterations or repairs

672 Hamilton St, 94134

new adu proposed with new single family residence. this project travels with #2021.0729.5380. (lot a)-new construction(672 hamilton st) approved conditional use: 2020-007383cua 672 hamilton st new con

$151,200

2025-09-23

issued

otc alterations permit

75 Hill St, 94110

soft story retrofit cebc appendix a-4. to comply with nov 201993661

$120,000

2023-09-21

issued

otc alterations permit

51 Kissling St, 94103

1st fl add family rm, home office, 1 full bath and laundry. 2nd fl add interior stairs. add patio at rear. remove deck at deck.