CORE MECHANICAL SYSTEMS INC operating as a corporation is licensed in California under CSLB number 962430. The license was first issued in 2011, putting the business at 15 years on the active CSLB roster. It carries a single CSLB classification: C-20 — HVAC Contractor. Records show an active surety bond on file with BERKSHIRE HATHAWAY SPECIALTY INSURANCE COMPANY and active workers' compensation coverage from INSURANCE COMPANY OF THE WEST. The business is based in SANTA CLARITA, in Los Angeles County, California.