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88of 100 · v2

Korbes Electric

General Building Contractor · San Mateo, CA
Active license
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License1 record · Active license
Permits17 on file
Discipline / legalNo board discipline flag
BBBNot yet available
Phone(650) 345-2241
Address3920 Casanova Drive

Report verdict

Licensed & active (expires 2028-03-31) · 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

✓ License
Checked
1 board record(s) · Active license
✓ Discipline & legal
Checked
No board discipline flag found in covered sources.
✓ Permits
Checked
17 permit(s) on file from covered city sources.
◐ Reviews & complaints
Where available
BBB where researched and approved HomeProFax reviews only; external ratings are linked below, not stored or scored.

Score breakdown

FactorPointsWhy
License status35/35
Active license on file with a state board
Discipline & legal flags20/20
No disciplinary flag on board record
Permit history20/20
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: 2018-05-17.

What we checked

LicenseCheckedCA Sole Owner #388678 · active
BondChecked$25,000 with AMERICAN CONTRACTORS INDEMNITY COMPANY · as of 2026-10-14
Workers' compCheckedWorkers' Compensation Insurance (STATE COMPENSATION INSURANCE FUND) · as of 2026-10-14
Years licensedCheckedLicensed since 1980
Business registrationNot available in CAState business registry not loaded yet
PermitsChecked17 permits on record
DisciplineCheckednone on record
OSHANot checked yetOSHA records not checked yet
Reviews & outside linksNot checked yetNo review lookup run yet
Contractor-providedNot checked yetNothing 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 1980 (earliest original issue date on these state license records; not a business start date)

License #TypeStatusIssuedExpiresSource
CA 388678Sole Owner (B| C10)
Workers' comp: Workers' Compensation Insurance (STATE COMPENSATION INSURANCE FUND); Contractor bond: $25000 (AMERICAN CONTRACTORS INDEMNITY COMPANY)
clear1980-03-262028-03-31State board

Bond & workers' comp

Contractor bond$25,000 · AMERICAN CONTRACTORS INDEMNITY COMPANY · effective 2023-01-01
Workers' compWorkers' Compensation Insurance · STATE COMPENSATION INSURANCE FUND · effective 2013-10-07 · expires 2027-10-07

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

DatePermitTypeAddressValue
2018-05-17201805179384otc alterations permit570 London St$1
2017-08-15201708154861otc alterations permit95 Leland Av$200
2017-02-09201701197439otc alterations permit95 Leland Av$7,500
2015-12-15201512074343otc alterations permit570 London St$35,000
2013-01-07201301077310otc alterations permit1471 15th St$2,800
2012-02-14201202083834otc alterations permit561 Marina Bl$8,000
2011-12-19201112190961otc alterations permit675 Clementina St$1,000
2010-05-03201005031586otc alterations permit55 Highland Av$1,500
2010-03-22201003228683otc alterations permit305 Dorado Tr$25,000
2010-03-01201002226917otc alterations permit61 Highland Av$1,200
2009-05-11200904156319otc alterations permit349 Connecticut St$2,000
2007-05-24200705242158otc alterations permit8 Jordan Av$50,000
2006-06-15200606154172otc alterations permit930 Meade Av$1
2004-04-09200404090965otc alterations permit536 Vermont St$4,000
2004-01-07200401073528otc alterations permit616 Teresita Bl$40,000
2003-11-21200311210799otc alterations permit616 Teresita Bl$18,000
2001-12-05200112054533otc alterations permit1690 Golden Gate Av$14,500

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

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Reviews

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Homeowner reviews on HomeProFax

No published homeowner reviews yet.

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Korbes Electric · General Building Contractor
San Mateo, CA
License on file: CA ••••8678
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Sources for this report

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Trades on this license record

General Contractors Electricians

From the license types matched to this business. General Contractors in San Mateo · Electricians in San Mateo

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