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Cosco Fire Protection

General Building Contractor · Mission Viejo, CA
Active license
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License1 record · Active license
Permits100 on file
Discipline / legalNo board discipline flag
BBBNot yet available
Phone(949) 542-8200
Address27101 Puerta Real Suite 250

Report verdict

Licensed & active (expires 2027-09-30) · No board discipline flag found in covered sources · 4665 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
4665 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: 2026-04-17.

What we checked

LicenseCheckedCA Corporation #577621 · active
BondChecked$25,000 with WESTCHESTER FIRE INSURANCE COMPANY · as of 2026-10-14
Workers' compCheckedWorkers' Compensation Insurance (ACE AMERICAN INSURANCE COMPANY) · as of 2026-10-14
Years licensedCheckedLicensed since 1989
Business registrationNot available in CAState business registry not loaded yet
PermitsChecked4665 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 1989 (earliest original issue date on these state license records; not a business start date)

License #TypeStatusIssuedExpiresSource
CA 577621Corporation (B| C10| C16)
Workers' comp: Workers' Compensation Insurance (ACE AMERICAN INSURANCE COMPANY); Contractor bond: $25000 (WESTCHESTER FIRE INSURANCE COMPANY)		clear1989-09-222027-09-30State board

Bond & workers' comp

Contractor bond$25,000 · WESTCHESTER FIRE INSURANCE COMPANY · effective 2023-01-01
Workers' compWorkers' Compensation Insurance · ACE AMERICAN INSURANCE COMPANY · effective 2026-01-01 · expires 2027-01-01

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
2026-04-17202603207986otc alterations permit300 California Av$29,982
2026-02-10202602105592otc alterations permit151 03rd St$21,100
2025-10-31202510318664otc alterations permit1 Market St$10,300
2025-10-02202509155296additions alterations or repairs600 Portway Pg$252,873
2025-07-28202507281697otc alterations permit1140 Folsom St$24,377
2025-07-24202507241520otc alterations permit1140 Folsom St$15,780
2025-07-24202506279626otc alterations permit245 Valencia St$128,631
2025-07-18202507181153otc alterations permit300 California Av$34,800
2025-07-18202507181098otc alterations permit600 California Av$34,900
2025-05-16202505166644otc alterations permit1201 Harrison St$35,000
2025-05-16202501289190otc alterations permit3550 Mission St$35,000
2025-05-16202501289192otc alterations permit551 03rd St$35,000
2025-05-14202505146410otc alterations permit6 Mint Pz$18,000
2025-04-22202504224934otc alterations permit1011 Turk St$1
2025-04-09202504093997otc alterations permit1011 Turk St$11,670
2025-02-11202502110090otc alterations permit4150 17th St$12,250
2025-02-07202502079853otc alterations permit2035 Castro St$50,000
2025-02-05202502059749otc alterations permit906 Broadway$17,846
2025-01-31202412106510additions alterations or repairs737 Folsom St$1
2025-01-30202501098015otc alterations permit1 Market St$38,360
2024-12-12202412126678otc alterations permit750 08th Ti St$23,542
2024-08-27202407116306additions alterations or repairs1800 Jerrold Av$2,073,783
2024-07-18202312202844otc alterations permit1633 Valencia St$28,800
2024-06-24202406245084otc alterations permit151 03rd St$16,000
2024-06-04202402145928additions alterations or repairs1800 Jerrold Av$599,700
2024-05-15202405152155otc alterations permit3150 California St$1
2024-05-03202405031357otc alterations permit333 Market St$2,000
2024-04-15202312051935otc alterations permit2323 Cesar Chavez St$5,367
2024-03-19202309287569additions alterations or repairs177 Stillman St$140,000
2024-03-12202310047980additions alterations or repairs1800 Jerrold Av$4,000,000
2024-03-12202310048044additions alterations or repairs1800 Jerrold Av$80,000
2024-03-11202310048023additions alterations or repairs1800 Jerrold Av$125,000
2024-03-08202402266507otc alterations permit177 Stillman St$1
2024-03-01202403016883otc alterations permit4150 17th St$13,000
2024-01-19202401194273otc alterations permit36 05th St$1
2023-12-20202312202817otc alterations permit3150 California St$64,000
2023-12-13202311070339additions alterations or repairs737 Folsom St$220,000
2023-11-14202311140737otc alterations permit4150 17th St$24,436
2023-11-03202311030116otc alterations permit501 23rd St$100,000
2023-08-08202308013449otc alterations permit943 Stockton St$14,000
2023-08-02202306301298additions alterations or repairs737 Folsom St$1,148,000
2023-08-01202307283219otc alterations permit1 Warriors Wy$12,000
2023-07-20202305318918otc alterations permit1151 Fairfax Av$30,000
2023-07-18202307172336otc alterations permit1800 Jerrold Av$10,000
2023-05-19202305198153otc alterations permit36 05th St$1
2023-05-19202203160116additions alterations or repairs1800 Jerrold Av$2,800,000
2023-05-1723043-90000-02286Fire Sprinkler - Commercial1516 SAN PABLO ST—
2023-05-1623043-90000-02240Fire Sprinkler - Commercial400 WORLD WAY—
2023-05-1223043-90000-02203Fire Sprinkler - Commercial400 WORLD WAY—
2023-05-1223043-90000-02205Fire Sprinkler - Commercial400 WORLD WAY—
2023-05-12202305127673otc alterations permit849 13th Ti St$20,000
2023-05-0823043-90000-02107Fire Sprinkler - Commercial200 WORLD WAY—
2023-04-2623043-90000-01860Fire Sprinkler - Apartment11001 BROADWAY—
2023-04-2523043-90000-01820Fire Sprinkler - Commercial200 WORLD WAY—
2023-04-2523043-90000-01819Fire Sprinkler - Commercial200 WORLD WAY—
2023-04-2523043-90000-01817Fire Sprinkler - Commercial400 WORLD WAY—
2023-04-2123041-90000-25584Electrical - Commercial555 CROCKER ST—
2023-04-1323041-90000-23830Electrical - Commercial1900 AVENUE OF THE STARS—
2023-04-1123043-90000-01481Fire Sprinkler - Commercial200 WORLD WAY—
2023-04-1023041-90000-22683Electrical - Commercial1800 AVENUE OF THE STARS—
2023-04-0723041-90000-21996Electrical - Apartment1000 HILL ST—
2023-04-0423041-90000-21098Electrical - Commercial1900 AVENUE OF THE STARS—
2023-04-0323043-90000-01368Fire Sprinkler - Commercial200 WORLD WAY—
2023-03-3123043-90000-01362Fire Sprinkler - Commercial10250 SANTA MONICA BLVD—
2023-03-2823043-90000-01301Fire Sprinkler - Commercial630 5TH ST—
2023-03-2323043-90000-01266Fire Sprinkler - Commercial6630 SUNSET BLVD—
2023-03-2123043-90000-01230Fire Sprinkler - Commercial8900 DE SOTO AVE—
2023-03-2123041-10000-15180Electrical - Commercial928 WESTERN AVE—
2023-03-15202303153714otc alterations permit3150 California St$64,000
2023-03-1323041-90000-15792Electrical - Commercial9600 AVIATION BLVD—
2023-03-0923041-90000-15328Electrical - Commercial5815 96TH ST—
2023-03-0923041-90000-15283Electrical - Commercial7150 WORLD WAY—
2023-03-0823041-90000-15015Electrical - Commercial5461 LOUISE AVE—
2023-03-0623041-90000-14482Electrical - Commercial351 WORLD WAY—
2023-03-0623041-90000-14394Electrical - Commercial51 WORLD WAY—
2023-03-0623041-90000-14373Electrical - Commercial9522 AVIATION BLVD—
2023-03-0623041-90000-14455Electrical - Commercial251 CENTER WAY—
2023-03-0623041-90000-14434Electrical - Commercial6001 96TH ST—
2023-02-2323043-90000-00767Fire Sprinkler - Commercial200 SPRING ST—
2023-02-2323043-90000-00771Fire Sprinkler - Commercial638 BEACON ST—
2023-02-2223043-90000-00733Fire Sprinkler - Commercial400 WORLD WAY—
2023-02-2223043-90000-00732Fire Sprinkler - Commercial200 WORLD WAY—
2023-02-1723043-90000-00691Fire Sprinkler - Commercial400 WORLD WAY—
2023-02-1623043-90000-00685Fire Sprinkler - Commercial300 WORLD WAY—
2023-02-1623043-90000-00671Fire Sprinkler - Commercial7150 WORLD WAY—
2023-02-1623043-90000-00684Fire Sprinkler - Commercial300 WORLD WAY—
2023-02-0823041-90000-07606Electrical - Commercial1900 AVENUE OF THE STARS—
2023-02-0723041-90000-07278Electrical - Commercial1900 AVENUE OF THE STARS—
2023-02-0723043-90000-00522Fire Sprinkler - Commercial200 WORLD WAY—
2023-02-0619043-10001-05956Fire Sprinkler - Commercial251 CENTER WAY—
2023-02-0623041-90000-06842Electrical - Commercial1900 AVENUE OF THE STARS—
2023-01-3123043-90000-00429Fire Sprinkler - Commercial300 WORLD WAY—
2023-01-3123043-90000-00424Fire Sprinkler - Commercial351 WORLD WAY—
2023-01-3123043-90000-00420Fire Sprinkler - Commercial150 CENTER WAY—
2023-01-2423043-90000-00313Fire Sprinkler - Commercial351 WORLD WAY—
2023-01-1823041-90000-02870Electrical - Commercial1900 AVENUE OF THE STARS—
2023-01-1322043-10000-05666Fire Sprinkler - Commercial380 WORLD WAY—
2023-01-1223043-90000-00149Fire Sprinkler - Commercial300 WORLD WAY—
2023-01-1223043-90000-00144Fire Sprinkler - Commercial200 WORLD WAY—
2023-01-0923043-90000-00080Fire Sprinkler - Commercial300 WORLD WAY—

Showing the 100 most recent of 4665 permits on file. 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.

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Cosco Fire Protection · General Building Contractor
Mission Viejo, CA
License on file: CA ••••7621
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Trades on this license record

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