BAY WEATHERIZATION & INSULATION operating as a sole owner is licensed in California under CSLB number 777747. The license was first issued in 2000, putting the business at 26 years on the active CSLB roster. It carries a single CSLB classification: C-2 — Insulation and Acoustical Contractor. Records show an active surety bond on file with MERCHANTS BONDING COMPANY (MUTUAL). The business is based in SAN JOSE, in Santa Clara County, California.