Wing On Construction Inc
Report verdict
Licensed & active (expires 2028-06-30) · No board discipline flag found in covered sources · 22 permits on file (Los Angeles)
88/100 HomeProFax Score — public-record factors only, not a rating of workmanship. How the score works Full report
The state board is the authority. A flag is a prompt to read the board record, not a verdict. Verify license status with the issuing board before you hire. See methodology and disclaimer & corrections.
What this report checks
Score breakdown
| Factor | Points | Why |
|---|---|---|
| License status | 35/35 | Active license on file with a state board |
| Discipline & legal flags | 20/20 | No disciplinary flag on board record |
| Permit history | 20/20 | 22 permits on file |
| Reviews (BBB + HomeProFax) | 13/25 | No BBB rating on file and no approved HomeProFax reviews yet (neutral). External ratings are linked below, not stored |
A simple, transparent sum of public-record factors. How the score works. Not a rating of workmanship.
Source data as of: Report rebuilt from source files on 2026-10-19 · CSLB bond/workers' comp as of 2026-10-14 · most recent permit on file: 2026-01-27.
What we checked
| License | Checked | CA Corporation #949206 · active |
| Bond | Checked | $25,000 with ARCH INSURANCE COMPANY · as of 2026-10-14 |
| Workers' comp | Checked | Workers' Compensation Insurance (PIE INSURANCE COMPANY (THE)) · as of 2026-10-14 |
| Years licensed | Checked | Licensed since 2010 |
| Business registration | Not available in CA | State business registry not loaded yet |
| Permits | Checked | 22 permits on record |
| Discipline | Checked | none on record |
| OSHA | Not checked yet | OSHA records not checked yet |
| Reviews & outside links | Not checked yet | No review lookup run yet |
| Contractor-provided | Not checked yet | Nothing provided by the contractor yet |
Public records as of their source dates. Board status is shown as reported by the board. Not a guarantee. Ask the contractor for their verified HomeProFax report.
Licenses
Licensed since 2010 (earliest original issue date on these state license records; not a business start date)
| License # | Type | Status | Issued | Expires | Source |
|---|---|---|---|---|---|
| CA 949206 | Corporation (A| B) Workers' comp: Workers' Compensation Insurance (PIE INSURANCE COMPANY (THE)); Contractor bond: $25000 (ARCH INSURANCE COMPANY) | clear | 2010-06-24 | 2028-06-30 | State board |
Bond & workers' comp
| Contractor bond | $25,000 · ARCH INSURANCE COMPANY · effective 2025-09-04 |
|---|---|
| Workers' comp | Workers' Compensation Insurance · PIE INSURANCE COMPANY (THE) · effective 2026-03-10 · expires 2026-11-10 |
Source: CSLB Public Data Portal (License Master), as of 2026-10-14. Verify current bond and insurance with CSLB and the insurer before you hire.
Building permits
| Date | Permit | Type | Address | Value |
|---|---|---|---|---|
| 2026-01-27 | 202502140427 | new construction wood frame | 251 Mississippi St | $750,000 |
| 2026-01-27 | 202502140421 | demolitions | 249 Mississippi St | $12,150 |
| 2026-01-05 | 202510097039 | additions alterations or repairs | 672 Hamilton St | $1 |
| 2025-10-23 | 202401184228 | additions alterations or repairs | 672 Hamilton St | $10,000 |
| 2025-09-23 | 202110180694 | additions alterations or repairs | 672 Hamilton St | $60,000 |
| 2025-09-23 | 202110180695 | additions alterations or repairs | 668 Hamilton St | $80,000 |
| 2025-09-23 | 202110180696 | additions alterations or repairs | 662 Hamilton St | $70,000 |
| 2024-04-05 | 202403228405 | additions alterations or repairs | 668 Hamilton St | $10,000 |
| 2023-09-21 | 202303274456 | otc alterations permit | 75 Hill St | $90,000 |
| 2023-06-06 | 202304266530 | otc alterations permit | 51 Kissling St | $85,000 |
| 2023-04-06 | 202212077811 | otc alterations permit | 666 Hamilton St | $5,000 |
| 2023-03-14 | 23041-10000-15785 | Electrical - Apartment | 2249 DUANE ST | — |
| 2023-03-14 | 23042-10000-05366 | Plumbing - Apartment | 2249 DUANE ST | — |
| 2022-12-15 | 202107295383 | new construction wood frame | 662 Hamilton St | $260,000 |
| 2022-12-15 | 202107295403 | new construction wood frame | 668 Hamilton St | $220,000 |
| 2022-12-15 | 202107295380 | new construction wood frame | 672 Hamilton St | $230,000 |
| 2022-04-20 | 202204011401 | otc alterations permit | 75 Corona St | $40,000 |
| 2021-08-02 | 202108025609 | otc alterations permit | 3937 26th St | $20,000 |
| 2021-04-20 | 202104208925 | otc alterations permit | 3937 26th St | $1,600 |
| 2021-04-20 | 202104208923 | otc alterations permit | 3937 26th St | $8,000 |
| 2021-01-26 | 202101263286 | otc alterations permit | 223 Waller St | $7,000 |
| 2019-10-08 | 201907256989 | otc alterations permit | 160 Belvedere St | $3,000 |
Source: DataSF (Building Permits + Building Permits Contacts), City of Los Angeles Open Data (LADBS Building Permits)
Permit data: City of Los Angeles Open Data (LADBS Building Permits), licensed under CC BY 4.0. HomeProFax matched permits to licensed contractors; data modified from the original. Not endorsed by the City of Los Angeles. Los Angeles permits shown run through May 2023.
Source: DataSF, City and County of San Francisco (Building Permits; Building Permits Contacts).
Discipline, complaints & legal
No board discipline or complaints found in our current sources. Federal court search (CourtListener): no state-consistent possible match in our last sample run, or not yet run for this contractor.
Around the web
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Reviews
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Wing On Construction Inc · General Engineering Contractor
San Leandro, CA
License on file: CA ••••9206
Sources for this report
- CA license board
- City of Los Angeles Open Data (LADBS Building Permits)
- DataSF (Building Permits + Building Permits Contacts)
See something wrong? Request a correction. This report is compiled from public records and is not a consumer report.
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