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88of 100 · v2

Air Conditioning & Heating Mechanical Masters

HVAC Contractor · Northridge, CA
Active license
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License1 record · Active license
Permits100 on file
Discipline / legalNo board discipline flag
BBBNot yet available
Phone(818) 718-1614
Address18530 Parthenia St

Report verdict

Licensed & active (expires 2028-02-29) · No board discipline flag found in covered sources · 107 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
107 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: 2023-05-02.

What we checked

LicenseCheckedCA Sole Owner #344739 · active
BondChecked$25,000 with NORTH RIVER INSURANCE COMPANY (THE) · as of 2026-10-14
Workers' compCheckedWorkers' Compensation Insurance (BENCHMARK INSURANCE COMPANY) · as of 2026-10-14
Years licensedCheckedLicensed since 1977
Business registrationNot available in CAState business registry not loaded yet
PermitsChecked107 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 1977 (earliest original issue date on these state license records; not a business start date)

License #TypeStatusIssuedExpiresSource
CA 344739Sole Owner (C20)
Workers' comp: Workers' Compensation Insurance (BENCHMARK INSURANCE COMPANY); Contractor bond: $25000 (NORTH RIVER INSURANCE COMPANY (THE))		clear1977-10-142028-02-29State board

Bond & workers' comp

Contractor bond$25,000 · NORTH RIVER INSURANCE COMPANY (THE) · effective 2023-01-01
Workers' compWorkers' Compensation Insurance · BENCHMARK INSURANCE COMPANY · effective 2026-09-11 · expires 2027-09-11

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
2023-05-0219044-20002-03975HVAC - Apartment5067 12TH ST—
2023-03-0721044-10000-08537HVAC - Apartment1124 NORMANDIE AVE—
2022-10-2620044-10000-05627HVAC - Apartment7644 VAN NUYS BLVD—
2022-05-1821044-20000-04574HVAC - Apartment12078 GUERIN ST—
2022-05-0919044-30001-14279HVAC - Commercial3630 OVERLAND AVE—
2022-03-1820044-20000-00455HVAC - Apartment6500 LANKERSHIM BLVD—
2022-01-0620044-10000-08378HVAC - Commercial17454 CHATSWORTH ST$9,400,000
2021-12-3018044-20001-13810HVAC - Apartment5755 TUJUNGA AVE—
2021-12-0119044-20000-12119HVAC - Apartment11848 VANOWEN ST—
2021-10-2619044-10000-15902HVAC - Apartment2405 HAUSER BLVD—
2021-08-2018044-10000-15496HVAC - Commercial2221 WESTERN AVE—
2021-07-0621044-10001-00860HVAC - Apartment505 31ST ST—
2021-07-0620044-10000-10091HVAC - Apartment726 WILTON PL—
2021-06-3021044-90000-06602HVAC - Apartment505 31ST ST—
2021-05-1221044-10000-04671HVAC - Commercial5160 ADAMS BLVD—
2021-04-0821044-10000-00860HVAC - Apartment505 31ST ST—
2021-03-3120044-10000-10983HVAC - Commercial5170 ADAMS BLVD—
2021-03-2221044-90000-02747HVAC - Apartment1330 FEDERAL AVE—
2021-02-2421044-90000-01834HVAC - Apartment927 FEDORA ST—
2021-02-1017044-10001-13727HVAC - Apartment1330 FEDERAL AVE—
2021-02-0818044-20000-13810HVAC - Apartment5755 TUJUNGA AVE—
2021-02-0320044-20000-04045HVAC - Apartment12602 MATTESON AVE—
2020-12-0820044-90000-11837HVAC - Commercial4539 ADAMS BLVD—
2020-08-0519044-10000-15197HVAC - Apartment6535 MELROSE AVE—
2020-06-0417044-10002-08321HVAC - Commercial2231 WESTERN AVE—
2020-04-0918044-10001-14903HVAC - Apartment927 FEDORA ST—
2020-04-0918044-20000-14903HVAC - Apartment927 FEDORA ST—
2020-03-1619044-10000-00801HVAC - Apartment5170 ADAMS BLVD—
2020-02-1319044-10000-03975HVAC - Apartment1180 LA BREA AVE—
2020-02-1319044-20000-02864HVAC - Apartment3408 KEYSTONE AVE—
2020-02-1118044-30000-11293HVAC - Apartment4847 BEVERLY BLVD—
2020-02-1119044-20000-09436HVAC - Apartment4971 CENTINELA AVE—
2019-11-0818044-10000-04412HVAC - Apartment12431 ROCHESTER AVE—
2019-10-3118044-10000-07633HVAC - Apartment20944 VANOWEN ST—
2019-10-3118044-10000-09883HVAC - Apartment8555 COLGATE AVE—
2019-10-3118044-20001-09883HVAC - Apartment8555 COLGATE AVE—
2019-10-2319044-20000-13211HVAC - Commercial8336 MELROSE AVE—
2019-10-1018044-10001-09639HVAC - Commercial915 SYCAMORE AVE—
2019-10-1016044-20001-09562HVAC - Apartment415 LE DOUX ROAD—
2019-08-2216044-30001-12520HVAC - Apartment150 BERENDO ST—
2019-08-0518044-10000-06365HVAC - Apartment505 31ST ST$15,500,000
2019-07-3118044-30000-03897HVAC - Apartment11837 MAYFIELD AVE—
2019-07-2918044-20000-14890HVAC - Commercial7401 LANKERSHIM BLVD—
2019-06-2116044-10000-14762HVAC - Commercial3568 MOTOR AVE—
2019-05-3119044-10000-01475HVAC - Commercial4065 GLENCOE AVE—
2019-05-2816044-20003-04086HVAC - Apartment11011 OTSEGO ST—
2019-05-0817044-10000-15581HVAC - Commercial915 SYCAMORE AVE—
2019-05-0818044-10000-09639HVAC - Commercial915 SYCAMORE AVE—
2019-05-0818044-30000-04851HVAC - Apartment1947 SAWTELLE BLVD—
2018-11-1618044-20000-02007HVAC - Apartment1415 REEVES ST—
2018-10-1718044-30000-07591HVAC - Apartment1947 SAWTELLE BLVD—
2018-09-0517044-10000-15577HVAC - Commercial911 SYCAMORE AVE—
2018-09-0517044-10000-15578HVAC - Commercial927 SYCAMORE AVE—
2018-09-0517044-10000-15576HVAC - Commercial7051 WILLOUGHBY AVE—
2018-09-0517044-10000-15582HVAC - Commercial937 SYCAMORE AVE—
2018-09-0516044-20000-12140HVAC - Apartment5550 BONNER AVE—
2018-08-2918044-20000-10784HVAC - Apartment432 OXFORD AVE—
2018-07-1816044-10000-10595HVAC - Commercial4065 GLENCOE AVE—
2018-05-2918044-20000-06275HVAC - Apartment435 OXFORD AVE—
2018-04-1718044-20000-04543HVAC - Apartment8590 PICO BLVD—
2018-04-1718044-30000-04040HVAC - Apartment7077 WILLOUGHBY AVE—
2018-03-2218044-20000-03434HVAC - Apartment1306 ORANGE DR—
2018-03-2116044-20000-12520HVAC - Apartment150 BERENDO ST—
2018-03-2116044-30000-09562HVAC - Apartment415 LE DOUX ROAD—
2017-11-1716044-10000-02499HVAC - Apartment453 KENMORE AVE—
2017-09-2517044-20001-00904HVAC - Apartment5505 BONNER AVE—
2017-09-1916044-10000-13354HVAC - Apartment7077 WILLOUGHBY AVE$28,858,440
2017-08-1416044-20000-04086HVAC - Apartment11011 OTSEGO ST—
2017-07-1715044-20002-12415HVAC - Apartment14055 ARCHWOOD ST—
2017-06-2715044-20000-10262HVAC - Apartment3675 DUNN DR—
2017-06-0617044-20000-00904HVAC - Apartment5505 BONNER AVE—
2017-05-3114044-20002-09098HVAC - Apartment1331 7TH ST—
2017-04-1815044-10000-07246HVAC - Apartment8590 PICO BLVD—
2017-03-1017044-20001-00507HVAC - Apartment4091 REDWOOD AVE—
2017-03-0717044-20000-02449HVAC - Apartment465 OXFORD AVE—
2017-01-3116044-20002-10050HVAC - Commercial2595 HOOVER ST—
2017-01-1717044-20000-00507HVAC - Apartment4091 REDWOOD AVE—
2017-01-1014044-20001-05225HVAC - Apartment5500 KLUMP AVE—
2017-01-1015044-20000-10260HVAC - Apartment3833 DUNN DR—
2016-12-2216044-30000-14547HVAC - Apartment4091 REDWOOD AVE—
2016-12-2216044-10000-14418HVAC - Apartment4091 REDWOOD AVE—
2016-12-0814044-20000-05225HVAC - Apartment5500 KLUMP AVE—
2016-11-0414042-20000-10273Plumbing - Apartment5500 KLUMP AVE—
2016-10-2615044-20000-09079HVAC - Apartment1306 ORANGE DR—
2016-07-1514044-10001-09098HVAC - Apartment1331 7TH ST—
2016-07-1115044-20000-12415HVAC - Apartment14055 ARCHWOOD ST—
2016-05-0614044-20000-11617HVAC - Apartment1900 SAWTELLE BLVD$6,797,000
2016-02-0914044-10000-09098HVAC - Apartment1331 7TH ST—
2016-02-0916044-20000-01479HVAC - 1 or 2 Family Dwelling6620 WHITLEY TER—
2015-11-2315044-20000-12450HVAC - 1 or 2 Family Dwelling17908 VICINO WAY—
2015-11-0315044-20000-11632HVAC - Apartment14857 HARTSOOK ST—
2015-10-1315044-20000-10705HVAC - 1 or 2 Family Dwelling17672 ORNA DR—
2015-10-1314044-20001-07604HVAC - Apartment13309 WOODBRIDGE ST—
2015-07-1014044-20000-07604HVAC - Apartment13309 WOODBRIDGE ST—
2015-02-2314044-10000-03879HVAC - Apartment1750 SAWTELLE BLVD—
2015-02-2015044-30000-01671HVAC - Apartment1750 SAWTELLE BLVD—
2015-01-0815044-20000-00176HVAC - Apartment5641 DENNY AVE—
2015-01-0814044-20001-11892HVAC - Apartment465 OXFORD AVE—
2014-11-2514044-20000-11892HVAC - Apartment465 OXFORD AVE—
2014-07-2914044-20000-07307HVAC - Apartment465 OXFORD AVE—

Showing the 100 most recent of 107 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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Air Conditioning & Heating Mechanical Masters · HVAC Contractor
Northridge, CA
License on file: CA ••••4739
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