Big 4 Construction
Report verdict
Licensed & active (expires 2028-09-30) · No board discipline flag found in covered sources · 17 permits on file
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 | 17 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: 2026-09-09.
What we checked
| License | Checked | CA Sole Owner #977406 · active |
| Bond | Checked | $25,000 with ATLANTIC SPECIALTY INSURANCE COMPANY · as of 2026-10-14 |
| Workers' comp | Checked | Exempt · as of 2026-10-14 |
| Years licensed | Checked | Licensed since 2012 |
| Business registration | Not available in CA | State business registry not loaded yet |
| Permits | Checked | 17 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 2012 (earliest original issue date on these state license records; not a business start date)
| License # | Type | Status | Issued | Expires | Source |
|---|---|---|---|---|---|
| CA 977406 | Sole Owner (B) Workers' comp: Exempt; Contractor bond: $25000 (ATLANTIC SPECIALTY INSURANCE COMPANY) | clear | 2012-09-29 | 2028-09-30 | State board |
Bond & workers' comp
| Contractor bond | $25,000 · ATLANTIC SPECIALTY INSURANCE COMPANY · effective 2026-09-01 |
|---|---|
| Workers' comp | Exempt (no employees reported to CSLB) · effective 2026-08-14 |
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 |
|---|---|---|---|---|
| 2026-09-09 | 202510107242 | additions alterations or repairs | 547 Edinburgh St | $200,000 |
| 2025-10-30 | 202510288291 | otc alterations permit | 1227 Fitzgerald Av | $8,000 |
| 2025-01-23 | 202501238890 | otc alterations permit | 438 20th Av | $25,000 |
| 2023-04-06 | 202304065203 | otc alterations permit | 39 Lessing St | $35,000 |
| 2022-12-19 | 202212198616 | otc alterations permit | 880 Geneva Av | $2,000 |
| 2022-08-01 | 202207299534 | otc alterations permit | 433 Excelsior Av | $32,000 |
| 2022-07-07 | 202207077963 | otc alterations permit | 433 Excelsior Av | $10,000 |
| 2022-04-29 | 202204293325 | otc alterations permit | 433 Excelsior Av | $30,000 |
| 2021-11-29 | 202111243096 | otc alterations permit | 230 Nueva Av | $15,000 |
| 2021-11-08 | 202111081966 | otc alterations permit | 45 Margaret Av | $6,000 |
| 2021-07-14 | 202107134268 | otc alterations permit | 2138 Quesada Av | $3,000 |
| 2021-06-04 | 202106041654 | otc alterations permit | 2138 Quesada Av | $25,000 |
| 2021-02-23 | 202012040307 | otc alterations permit | 32 Margaret Av | $30,000 |
| 2019-09-23 | 201909050761 | otc alterations permit | 2127 Irving St | $80,000 |
| 2019-07-18 | 201907186328 | otc alterations permit | 2127 Irving St | $8,500 |
| 2019-03-11 | 201804247175 | additions alterations or repairs | 74 Sears St | $52,000 |
| 2014-08-07 | 201408042977 | otc alterations permit | 4724 Geary Bl | $12,000 |
Source: DataSF (Building Permits + Building Permits Contacts)
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
Search other sites — these open a search for this name and location. They are not verified matches; check the business name, address and license number on the result.
Search Google Maps ↗ Search Angi ↗ Search Yelp ↗ Search BBB ↗ Search HomeAdvisor ↗
Outside ratings are shown for context only and are not part of the HomeProFax Score. Why?
Reviews
External review checks (we link out; we do not store or score Google, Angi, Yelp or Houzz ratings):
Check Google reviews ↗ Search BBB ↗
Homeowner reviews on HomeProFax
No published homeowner reviews yet.
Leave a review
Is this your business?
Claim this profile for free to correct details, add insurance and photos, and get a verified badge.
Big 4 Construction · General Building Contractor
San Francisco, CA
License on file: CA ••••7406
Sources for this report
- CA license board
- 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.
More General Contractors in San Francisco, CA
Compare 604 general contractors in San Francisco by license status, permits and score.
See general contractors in San Francisco → All contractors in San Francisco