Barbier Security Group (BSG) is a professional, family-owned security company based in the Bay Area, committed to protecting people, property, and peace of mind. For nearly two decades, we've delivered custom, turnkey security solutions across the San Francisco Bay Area, serving clients that include tech campuses, commercial properties, public spaces, high-end residential communities, and cultural institutions. At BSG, we don’t just fill posts, we develop, train and deploy client specific secur…