C20

HVAC Contractor Verification - Page 35

12,505 hvac contractors checked against 6 data sources (Page 35 of 251)

About C20 License

Heating, ventilation, and air conditioning contractors.

12,505

Total Contractors

11,699

Active Licenses

395

Federal Records

Verify a HVAC Contractor

HVAC Contractors

Showing contractors 1701-1750 of 12,505

ALKHATATBEH IBRAHEM

Clear

License #1049549 · RIVERSIDE

Active

ALKIRE CONSTRUCTION

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License #413797 · CERES

Active

ALKM

Clear

License #1116995 · GARDEN GROVE

Active

ALL - IN - ONE AIR CONDITIONING & HEATING

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License #915508 · REDLANDS

Active

ALL - N - 1 A/C AND HEATING

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License #977366 · FRESNO

Active

ALL - STAR AIR CONDITIONING

Clear

License #919924 · LA QUINTA

Active

ALL - TEMP REFRIGERATION HEATING & AIR CONDITIONING INC

Clear

License #1012598 · KING CITY

Active

ALL 1 MECHANICAL

Clear

License #1039821 · ROSEVILLE

Active

ALL A / C

Clear

License #1019685 · FRESNO

Active

ALL A / C & HEATING INC

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License #989172 · BEAUMONT

Active

ALL A C SERVICE

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License #1022390 · LIVINGSTON

Active

ALL ABOUT AIR

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License #1042236 · ANDERSON

Active

ALL ABOUT AIR

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License #902777 · HAYWARD

Active

ALL ABOUT AIR

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License #874583 · LA QUINTA

Active

ALL AFFORDABLE AC/HEATING SERVICE

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License #635849 · CHATSWORTH

Active

ALL AIR ENGINEERING CO

Clear

License #631565 · CYPRESS

Active

ALL AIR EQUIPMENT - INSTALLATION PROFESSIONALS

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License #771057 · PLEASANTON

Work Comp Susp

ALL AIR HEATING & AIR CONDITIONING

Clear

License #959972 · LODI

Active

ALL AIR MASTERS INC

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License #791287 · UPLAND

Active

ALL AIR SERVICES

Clear

License #945617 · ELK GROVE

Active

ALL AIRE HEATING A/C & REFRIGERATION

Clear

License #891635 · CHULA VISTA

Active

ALL AMERICAN AIR

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License #1104227 · FRESNO

Active

ALL AMERICAN AIR CONDITIONING AND HEATING

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License #639952 · VENTURA

Active

ALL AMERICAN AIR INC

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License #1147779 · KERMAN

Active

ALL AMERICAN BUILDING SERVICES

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License #921499 · SANTA CLARITA

Active

ALL AMERICAN CONSTRUCTION

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License #1081200 · RIVERSIDE

Active

ALL AMERICAN CONSTRUCTION SOLUTIONS

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License #1047163 · CHINO

Active

ALL AMERICAN HEATING & AIR CONDITIONING

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License #1017193 · BAKERSFIELD

Active

ALL AMERICAN HEATING & AIR INC

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License #1069816 · MENIFEE

Active

ALL AMERICAN HEATING AND AIR CONDITIONING

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License #586818 · LONG BEACH

Active

ALL AMERICAN HVAC INC

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License #1058904 · LA VERNE

Active

ALL AMERICAN MECHANICAL

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License #1001975 · EL DORADO HILLS

Work Comp Susp

ALL AMERICAN MECHANICAL

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License #1002025 · LAS VEGAS

Active

ALL AMERICAN PLUMBING HEATING & AIR INC

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License #840958 · LOS BANOS

Active

ALL AMERICAN ROOTER AND PLUMBING INC

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License #1003016 · SAN FERNANDO

Active

ALL AMERICAN SOLUTION HEATING & AIR INC

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License #1110736 · SYLMAR

Active

ALL APPLIANCE & HVAC SERVICE INC

Clear

License #977789 · SUNNYVALE

Active

ALL AROUND HEATING AND AIR

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License #983443 · BELLFLOWER

Active

ALL AROUND HEATING AND AIR - CONDITIONING

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License #889646 · MORENO VALLEY

Active

ALL AROUND HEATING, AIR AND CONSTRUCTION

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License #986331 · CHICO

Active

ALL BAY BUILDERS PERFORMANCE

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License #1042837 · MENLO PARK

Active

ALL BAY COMFORT

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License #617809 · WEST SACRAMENTO

Active

ALL BAY CONTRACTORS INC

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License #764575 · FREMONT

Active

ALL BAY HEATING AIR CONDITIONING & CONSTRUCTION INC

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License #805473 · WALNUT CREEK

Active

ALL BAY MECHANICAL INC

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License #827925 · GILROY

Active

ALL BRAND AIR INC

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License #1047206 · BAKERSFIELD

Active

ALL BRANDS APPLIANCE SERVICE

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License #740901 · CHULA VISTA

Work Comp Susp

ALL CARE SERVICES HEATING & AIR

Clear

License #1144491 · TURLOCK

Active

ALL CITY HEATING AIR & PLUMBING

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License #825443 · CERRITOS

Active

ALL CITY PLUMBING AIR & ELECTRICAL

Clear

License #940722 · RANCHO CUCAMONGA

Active

How to Verify a HVAC Contractor (C20) in California

California requires all contractors performing hvac work valued at $500+ to hold a valid CSLB C20 license. Of the 12,505 licensed hvac contractors in the state, 94% currently hold active licenses and 3.2% have at least one federal compliance record.

Manual vetting takes 45+ minutes per contractor and routinely misses violations in databases most people don't know to check. SiteVetter runs CSLB status, SAM.gov debarment, DOL wage violations, OSHA safety citations, and EPA environmental records in seconds—creating a timestamped compliance artifact.

Verification Checklist for HVAC Contractors

  • Verify NATE certification for technicians working on your system
  • Ask about experience with your specific HVAC brand or system type
  • Confirm they can provide energy efficiency calculations for new installations
  • Check federal databases: SAM.gov, OSHA, DOL, and EPA records
  • Confirm bond: California requires $25,000+ contractor bond (SB 607)

Why Verification Matters for HVAC Work

Under California's "Controlling Employer" doctrine, general contractors face liability for subcontractor safety violations. For hvac work specifically, 3.2% of licensed contractors have federal records that a standard CSLB license check wouldn't reveal. SiteVetter's 5-database check catches what a single-source verification misses.

Data sourced from California Contractors State License Board and federal databases. Updated weekly. For official verification, check directly with CSLB.