C38

Refrigeration Contractor Verification - Page 2

1,715 refrigeration contractors checked against 6 data sources (Page 2 of 35)

About C38 License

Refrigeration contractors for commercial cooling systems.

1,715

Total Contractors

1,648

Active Licenses

84

Federal Records

Verify a Refrigeration Contractor

Refrigeration Contractors

Showing contractors 51-100 of 1,715

ARMS AIR CONDITIONING & HEATING INC

1 flag

License #657111 · ATWATER

Active

BEL AIR MECHANICAL INC

1 flag

License #844161 · MARTINEZ

Active

CALIFORNIA CONTROLLED ATMOSPHERE

1 flag

License #481142 · DINUBA

Active

CENCAL MECHANICAL HEATING & AIR INC

1 flag

License #864271 · MODESTO

Active

CERTIFIED MECHANICAL SYSTEMS INC

1 flag

License #1062735 · TEMECULA

Out Liab Susp

CLINT'S REFRIGERATION SERVICE

1 flag

License #368697 · NORWALK

Active

COLD ROOM SOLUTIONS INC

1 flag

License #796233 · PLEASANTON

Active

COLD STORAGE MANUFACTURING INC

1 flag

License #304183 · UNION CITY

Active

DIVERSIFIED THERMAL SERVICES LLC

1 flag

License #609967 · ANAHEIM

Active

EVOLUTION MECHANICAL INC

1 flag

License #814710 · CORONA

Active

FLUENCE ENERGY LLC

1 flag

License #1042153 · ARLINGTON

Active

GLACIER REFRIGERATION & AIR INC

1 flag

License #672042 · SELMA

Active

ICE REFRIGERATION SERVICES INC

1 flag

License #914037 · SANTA FE SPRINGS

Active

INDOOR ENVIRONMENTAL SERVICES

1 flag

License #646794 · SACRAMENTO

Active

INNER COOL REFRIGERATION

1 flag

License #890037 · PARAMOUNT

Active

KEY AIR CONDITIONING CONTRACTORS INC

1 flag

License #668439 · SANTA FE SPRINGS

Active

LA NOTTE REFRIGERATION INC

1 flag

License #820340 · FRESNO

Active

PATTON AIR CONDITIONING

1 flag

License #256026 · FRESNO

Active

PRECISION COOLING CO INC

1 flag

License #632018 · SANTA PAULA

Active

PRO EDGE SERVICES AND TRAINING INC

1 flag

License #955042 · WATERFORD

Active

REDLINE AIR INC

1 flag

License #827716 · CHINO

Active

REPUBLIC REFRIGERATION INCORPORATED

1 flag

License #694320 · MONROE

Active

ROSS & SONS REFRIGERATION & CONSTRUCTION INC

1 flag

License #781563 · FRESNO

Active

SAN JOAQUIN MECHANICAL INC

1 flag

License #841125 · REEDLEY

Active

SEACLIFF MECHANICAL SERVICES LLC

1 flag

License #1058395 · LOS ALAMITOS

Active

SEEMS MECHANICAL CORP

1 flag

License #864917 · HAWTHORNE

Active

SHELDON MECHANICAL CORPORATION

1 flag

License #463722 · SANTA CLARITA

Active

SMITH MECHANICAL-ELECTRICAL-PLUMBING

1 flag

License #420418 · SANTA MARIA

Active

THERMAL MECHANICAL

1 flag

License #256057 · SANTA CLARA

Active

VOYTKO MECHANICAL INC

1 flag

License #960002 · COMMERCE

Active

WELLS PLUMBING HEATING & AIR INC

1 flag

License #950590 · TEMECULA

Active

WESTSIDE MECHANICAL INCORPORATED

1 flag

License #773449 · COTATI

Active

WITTLER-YOUNG SERVICE CO INC

1 flag

License #302333 · LOS ANGELES

Active

ZLM MECHANICAL INC

1 flag

License #1067769 · VISTA

Active

101 REFRIGERATION SERVICE

Clear

License #982590 · SAN RAFAEL

Active

108 MECHANICAL

Clear

License #1068724 · KNIGHTS FERRY

Active

1ST CALL REFRIGERATION INC

Clear

License #1096477 · WHITTIER

Active

3WIRE REFRIGERATION

Clear

License #1081198 · COMPTON

Active

4 D INDUSTRIES INC

Clear

License #1007406 · GALT

Active

A & A REFRIGERATION

Clear

License #776971 · SANTA ANA

Active

A & B MALIBU PLUMBING HEATING & ELECTRICAL

Clear

License #722368 · SANTA MONICA

Active

A & B MECHANICAL INC

Clear

License #740508 · HAYWARD

Active

A & H REFRIGERATION INC

Clear

License #956992 · GARDEN GROVE

Active

A & I AIR CONDITIONING SERVICES

Clear

License #1032052 · SUNLAND

Active

A & J REFRIGERATION

Clear

License #488379 · SAN LUIS OBISPO

Active

A & R REFRIGERATION INC

Clear

License #704383 · CHOWCHILLA

Active

A 1 AIR CONDITIONING & HEATING

Clear

License #513140 · TEHACHAPI

Active

A 2 Z REFRIGERATION COMPANY

Clear

License #919734 · WOODLAND HILLS

Active

A B C HEATING & COOLING INC

Clear

License #1010312 · ELK GROVE

Active

A C & R SPECIALISTS

Clear

License #877777 · SIOUX CITY

Active

How to Verify a Refrigeration Contractor (C38) in California

California requires all contractors performing refrigeration work valued at $500+ to hold a valid CSLB C38 license. Of the 1,715 licensed refrigeration contractors in the state, 96% currently hold active licenses and 4.9% 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 Refrigeration Contractors

  • Verify the contractor license is active and in good standing
  • Request proof of insurance and bonding
  • Get at least 3 written quotes before selecting a contractor
  • Check federal databases: SAM.gov, OSHA, DOL, and EPA records
  • Confirm bond: California requires $25,000+ contractor bond (SB 607)

Why Verification Matters for Refrigeration Work

Under California's "Controlling Employer" doctrine, general contractors face liability for subcontractor safety violations. For refrigeration work specifically, 4.9% 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.