Mackamul’s Heating And Air Conditioning
- 6913 La Praix Street, Highland, CA 92346
- (909) 519-4976
- September 15, 2026
M E S Co operates out of Blue Jay in San Bernardino County and carries CSLB license #819423, classification A — General Engineering, B General Building, C10 Electrical, C38 Refrigeration. The license was active and clear when this listing was compiled.
A C-20 license covers warm-air heating, ventilating and air-conditioning work — installing and servicing furnaces, air handlers, condensers, and the ductwork that distributes conditioned air.
Working in the local mountain communities: Winter access and a short building season shape scheduling up here; work that takes a week down the hill can take considerably longer at elevation.
Before you hire any hvac or air conditioning contractor: Get the SEER2 rating and the permit status in writing. Equipment changes generally require a permit, and an unpermitted install can surface later at sale.
License status can change at any time. Confirm license #819423 is current, and check bond and workers’ compensation coverage, using the CSLB license lookup before signing a contract or paying a deposit.
This profile was compiled from California State License Board public records and is unclaimed — M E S Co has not added its own details. Are you the owner? Claim this listing to add photos, services and a description of your work, or contact us to have it removed.
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