California contractor license
ONTARIO REFRIGERATION SERVICE INC
- C20 Warm-Air Heating, Ventilating And Air-Conditioning
- C38 Refrigeration
ONTARIO REFRIGERATION SERVICE INC is a C20 Warm-Air Heating, Ventilating And Air-Conditioning and C38 Refrigeration contractor in Ontario, San Bernardino County, licensed in California for 50 years (since 1976). As of May 1, 2026, the license is active with an expiration date of Feb 28, 2027 on record, a license bond is on file, and permit records show 1–10 permitted projects in the last 3 years.
ONTARIO REFRIGERATION SERVICE INCC20 Warm-Air Heating, Ventilating And Air-Conditioning · C38 Refrigeration · checked May 1, 2026
ActiveLicense number#315638
Licensed sinceJan 15, 1976
Years licensed50 years
Expiration on recordFeb 28, 2027
City and countyOntario, San Bernardino County
License bondOn file
Projects1–10 permitted projects in the last 3 years
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Source: California Contractors State License Board (CSLB) and City of Los Angeles permit records. Last updated May 1, 2026.