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Cornerstone Construction And Design

General Building Contractor · Los Angeles, CA
Active license
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License1 record · Active license
Permits100 on file
Discipline / legalNo board discipline flag
BBBNot yet available
Phone(323) 573-5075
Address4910 Mt Royal Drive

Report verdict

Licensed & active (expires 2028-02-29) · No board discipline flag found in covered sources · 169 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

✓ License
Checked
1 board record(s) · Active license
✓ Discipline & legal
Checked
No board discipline flag found in covered sources.
✓ Permits
Checked
100 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
169 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: 2023-05-16.

What we checked

LicenseCheckedCA Sole Owner #775449 · active
BondChecked$25,000 with WESTERN SURETY COMPANY · as of 2026-10-14
Workers' compCheckedWorkers' Compensation Insurance (STATE COMPENSATION INSURANCE FUND) · as of 2026-10-14
Years licensedCheckedLicensed since 2000
Business registrationNot available in CAState business registry not loaded yet
PermitsChecked169 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 2000 (earliest original issue date on these state license records; not a business start date)

License #TypeStatusIssuedExpiresSource
CA 775449Sole Owner (B)
Workers' comp: Workers' Compensation Insurance (STATE COMPENSATION INSURANCE FUND); Contractor bond: $25000 (WESTERN SURETY COMPANY)		clear2000-02-242028-02-29State board

Bond & workers' comp

Contractor bond$25,000 · WESTERN SURETY COMPANY · effective 2025-10-13
Workers' compWorkers' Compensation Insurance · STATE COMPENSATION INSURANCE FUND · effective 2001-08-13 · expires 2027-08-01

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
2023-05-1623016-10000-15073Bldg-Alter/Repair - 1 or 2 Family Dwelling4509 MOSHER AVE$6,000
2023-05-1521016-10001-59340Bldg-Addition - 1 or 2 Family Dwelling3907 YORK BLVD$5,000
2023-05-1523041-10000-07857Electrical - 1 or 2 Family Dwelling1601 ISABEL ST—
2023-04-2722014-10002-04276Bldg-Alter/Repair - 1 or 2 Family Dwelling1743 MALTMAN AVE$501
2023-04-1822014-10001-04276Bldg-Alter/Repair - 1 or 2 Family Dwelling1741 MALTMAN AVE$501
2023-03-3123041-10000-07842Electrical - 1 or 2 Family Dwelling1603 ISABEL ST—
2023-03-3021014-10001-04906Bldg-Alter/Repair - 1 or 2 Family Dwelling3418 WAVERLY DR$501
2023-03-2822010-10001-04785Bldg-Alter/Repair - 1 or 2 Family Dwelling1433 ALLESANDRO ST$2,000
2023-03-2823041-10000-07858Electrical - 1 or 2 Family Dwelling1602 KEMPER ST—
2023-03-0921016-10000-59340Bldg-Alter/Repair - 1 or 2 Family Dwelling3907 YORK BLVD$20,000
2023-02-2221010-10002-03966Bldg-Alter/Repair - 1 or 2 Family Dwelling1602 KEMPER ST$0
2023-02-1622014-10000-04276Bldg-Alter/Repair - 1 or 2 Family Dwelling1743 MALTMAN AVE$170,000
2023-01-2521010-10001-03966Bldg-Alter/Repair - 1 or 2 Family Dwelling1602 KEMPER ST$0
2022-12-0822016-10001-20611Bldg-Alter/Repair - 1 or 2 Family Dwelling2558 CORRALITAS DR$2,000
2022-11-2122041-10000-61225Electrical - 1 or 2 Family Dwelling1309 HEPNER AVE—
2022-11-2122041-10001-55519Electrical - 1 or 2 Family Dwelling1309 HEPNER AVE—
2022-10-2622041-10000-55521Electrical - 1 or 2 Family Dwelling1736 COLLEGE VIEW PL—
2022-10-2622041-10000-55519Electrical - 1 or 2 Family Dwelling1309 HEPNER AVE—
2022-10-2522042-90000-22806Plumbing - Commercial4122 CENTRAL AVE—
2022-10-2522016-90000-32480Bldg-Alter/Repair - 1 or 2 Family Dwelling1501 FAIRFAX AVE$15,000
2022-10-2522041-90000-55209Electrical - Commercial4122 CENTRAL AVE—
2022-09-2922014-10000-03125Bldg-Alter/Repair - 1 or 2 Family Dwelling1736 COLLEGE VIEW PL$25,000
2022-08-1919014-10001-04119Bldg-Alter/Repair - 1 or 2 Family Dwelling1309 HEPNER AVE$0
2022-08-1919014-10001-04148Bldg-Alter/Repair - 1 or 2 Family Dwelling1309 HEPNER AVE$0
2022-08-1522042-20002-07917Plumbing - Apartment1361 SUTHERLAND ST—
2022-07-2522016-90000-22199Bldg-Alter/Repair - 1 or 2 Family Dwelling1309 HEPNER AVE$1,200
2022-07-1422042-20000-14192Plumbing - Apartment1361 SUTHERLAND ST—
2022-07-0622041-30000-30561Electrical - 1 or 2 Family Dwelling1601 ISABEL ST—
2022-06-2322016-10001-07103Bldg-Alter/Repair - Apartment1361 SUTHERLAND ST$0
2022-06-0820014-10002-02443Bldg-Alter/Repair - 1 or 2 Family Dwelling6209 ROY ST$0
2022-06-0822041-20001-16928Electrical - Apartment1361 SUTHERLAND ST—
2022-06-0822044-10000-06362HVAC - Apartment1361 SUTHERLAND ST—
2022-05-2621010-10000-03966Bldg-Addition - 1 or 2 Family Dwelling1602 KEMPER ST$88,000
2022-05-2622016-10000-07103Bldg-Alter/Repair - Apartment1355 SUTHERLAND ST$6,000
2022-05-1321014-10000-04906Bldg-Addition - 1 or 2 Family Dwelling3418 WAVERLY DR$120,000
2022-05-0920014-10001-02443Bldg-Alter/Repair - 1 or 2 Family Dwelling6209 ROY ST$0
2022-02-1622041-10000-06749Electrical - Apartment1501 FAIRFAX AVE—
2022-01-2022016-90000-01773Bldg-Alter/Repair - 1 or 2 Family Dwelling4845 NORTH MAYWOOD AVE$5,000
2022-01-1221014-10000-04828Bldg-Alter/Repair - 1 or 2 Family Dwelling2075 DE MILLE DR$25,000
2021-12-0620029-10000-00048Nonbldg-Demolition - 1 or 2 Family Dwelling1611 KINGSLEY DR$7,500
2021-12-0320020-10000-02024Nonbldg-New - 1 or 2 Family Dwelling1611 KINGSLEY DR$10,000
2021-11-1920030-10000-04990Grading - 1 or 2 Family Dwelling1501 FAIRFAX AVE$340
2021-11-1520010-10000-01423Bldg-New - 1 or 2 Family Dwelling1501 FAIRFAX AVE$228,400
2021-11-1520010-10000-01421Bldg-New - 1 or 2 Family Dwelling1501 FAIRFAX AVE$228,400
2021-11-1520010-10000-01422Bldg-New - 1 or 2 Family Dwelling1501 FAIRFAX AVE$228,400
2021-11-1520010-10000-01424Bldg-New - 1 or 2 Family Dwelling1501 FAIRFAX AVE$228,400
2021-10-0821044-90000-16173HVAC - Apartment1803 RODNEY DR—
2021-10-0821041-90000-71850Electrical - Apartment1803 RODNEY DR—
2021-10-0520019-10000-03681Bldg-Demolition - 1 or 2 Family Dwelling1611 KINGSLEY DR$7,500
2021-08-0921041-90000-31494Electrical - 1 or 2 Family Dwelling5234 ELLENWOOD PL—
2021-08-0921042-90000-16119Plumbing - 1 or 2 Family Dwelling5234 ELLENWOOD PL—
2021-07-1821041-90000-28057Electrical - Apartment1801 RODNEY DR—
2021-07-1821044-90000-07277HVAC - Apartment1801 RODNEY DR—
2021-07-1821042-90000-14348Plumbing - Apartment1801 RODNEY DR—
2021-07-0920010-10000-02024Bldg-New - 1 or 2 Family Dwelling1613 KINGSLEY DR$142,208
2021-05-1721016-90000-12749Bldg-Alter/Repair - 1 or 2 Family Dwelling4928 MALTA ST$8,500
2021-04-2320016-10000-25475Bldg-Alter/Repair - 1 or 2 Family Dwelling2614 RUTHERFORD DR$25,000
2021-02-0420014-10000-02443Bldg-Addition - 1 or 2 Family Dwelling6209 ROY ST$43,733
2021-01-0419010-10001-02692Bldg-Alter/Repair - 1 or 2 Family Dwelling4745 FRANKLIN AVE$501
2020-12-1019016-10001-01505Bldg-Alter/Repair - Commercial737 STANFORD AVE$1,000
2020-09-1720014-10000-01617Bldg-Addition - 1 or 2 Family Dwelling2778 LAKEWOOD AVE$80,000
2020-04-2320042-90000-08388Plumbing - 1 or 2 Family Dwelling3336 TICA DR—
2020-04-2320041-90000-14795Electrical - 1 or 2 Family Dwelling3336 TICA DR—
2020-02-1820016-10000-01037Bldg-Alter/Repair - 1 or 2 Family Dwelling3336 TICA DR$100,000
2019-12-3019041-10000-53749Electrical - 1 or 2 Family Dwelling6030 HILLANDALE DR—
2019-12-0319019-10000-05301Bldg-Demolition - 1 or 2 Family Dwelling1901 NEW HAMPSHIRE AVE$5,000
2019-12-0319010-10000-02692Bldg-New - 1 or 2 Family Dwelling4745 FRANKLIN AVE$150,000
2019-10-1819016-10000-32948Bldg-Alter/Repair - 1 or 2 Family Dwelling6030 HILLANDALE DR$30,000
2019-08-0919016-10000-01505Bldg-Alter/Repair - Commercial737 STANFORD AVE$40,000
2019-07-2618014-10002-06519Bldg-Alter/Repair - 1 or 2 Family Dwelling3232 ETTRICK ST$1,500
2019-07-2618014-10005-06519Bldg-Alter/Repair - 1 or 2 Family Dwelling3232 ETTRICK ST$0
2019-04-0519042-10000-07815Plumbing - Apartment4906 MT ROYAL DR—
2019-04-0519041-10000-12524Electrical - Apartment4906 MT ROYAL DR—
2019-03-2718014-10000-06519Bldg-Addition - 1 or 2 Family Dwelling3232 ETTRICK ST$132,000
2019-03-0419016-10000-05715Bldg-Alter/Repair - 1 or 2 Family Dwelling2075 DE MILLE DR$20,000
2018-10-1018020-10000-02482Nonbldg-New - 1 or 2 Family Dwelling6684 5TH ST$5,000
2018-10-1018016-10000-27206Bldg-Alter/Repair - 1 or 2 Family Dwelling6684 5TH ST$10,000
2018-08-2918016-10000-28008Bldg-Alter/Repair - 1 or 2 Family Dwelling3232 ETTRICK ST$3,000
2018-08-2918042-10000-20908Plumbing - 1 or 2 Family Dwelling3232 ETTRICK ST—
2018-07-3018016-10000-23213Bldg-Alter/Repair - Commercial3734 SUNSET BLVD$100,000
2018-07-1918016-10000-23038Bldg-Alter/Repair - 1 or 2 Family Dwelling3232 ETTRICK ST$50,000
2018-07-1918041-10000-27022Electrical - 1 or 2 Family Dwelling2044 GRIFFIN AVE—
2018-04-2418016-10000-09889Bldg-Alter/Repair - 1 or 2 Family Dwelling2820 MANITOU AVE$45,000
2018-04-2418016-10000-12579Bldg-Alter/Repair - 1 or 2 Family Dwelling2044 GRIFFIN AVE$10,000
2018-04-2418044-10000-04854HVAC - 1 or 2 Family Dwelling2044 GRIFFIN AVE—
2018-04-1016044-10001-14501HVAC - Apartment4363 CLAYTON AVE—
2018-04-0918044-10002-03391HVAC - Apartment1805 RODNEY DR—
2018-04-0518044-10001-03391HVAC - Apartment1805 RODNEY DR—
2018-03-2118044-10000-03391HVAC - Apartment1805 RODNEY DR—
2018-03-2118016-10000-08611Bldg-Alter/Repair - 1 or 2 Family Dwelling2044 GRIFFIN AVE$15,000
2018-02-1418016-90000-04788Bldg-Alter/Repair - 1 or 2 Family Dwelling424 MAVIS DR$3,300
2018-02-1418041-90000-05691Electrical - 1 or 2 Family Dwelling1821 SILVER LAKE BLVD—
2018-01-2318042-10000-01793Plumbing - 1 or 2 Family Dwelling424 MAVIS DR—
2018-01-1618016-10000-01334Bldg-Alter/Repair - Apartment200 RAMPART BLVD$1,500
2018-01-1218044-10000-00483HVAC - 1 or 2 Family Dwelling424 MAVIS DR—
2018-01-1218016-10000-01211Bldg-Alter/Repair - 1 or 2 Family Dwelling424 MAVIS DR$45,000
2018-01-1218041-10000-01412Electrical - 1 or 2 Family Dwelling424 MAVIS DR—
2017-11-1517041-10000-41331Electrical - Apartment1805 RODNEY DR—
2017-11-1517044-10000-14353HVAC - Apartment1805 RODNEY DR—
2017-11-1517042-10000-28400Plumbing - Apartment1805 RODNEY DR—

Showing the 100 most recent of 169 permits on file. Source: 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.

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.

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Cornerstone Construction And Design · General Building Contractor
Los Angeles, CA
License on file: CA ••••5449
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