California contractor license
MAMMOTH COOLING
- C20 Warm-Air Heating, Ventilating And Air-Conditioning
MAMMOTH COOLING is a C20 Warm-Air Heating, Ventilating And Air-Conditioning contractor in Fontana, San Bernardino County, licensed in California for 1 year (since 2025). As of Mar 25, 2026, the license is active with an expiration date of Oct 31, 2027 on record and no license bond is on file.
MAMMOTH COOLINGC20 Warm-Air Heating, Ventilating And Air-Conditioning · checked Mar 25, 2026
ActiveLicense number#1144822
Licensed sinceOct 9, 2025
Years licensed1 year
Expiration on recordOct 31, 2027
City and countyFontana, San Bernardino County
License bondNot on file
ProjectsNone on file
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Source: California Contractors State License Board (CSLB) and City of Los Angeles permit records. Last updated Mar 25, 2026.