Founded in 1946, Bay Alarm focuses on serving the home and business security needs of Californians like you in the Bay Area. That makes us different from other home and business security companies. It means we know the security needs of neighborhoods like yours. Our staff members receive significant training to serve you and your community. We’re dedicated to working with the organizations that keep you informed and protected. And we guarantee that our products, workmanship and services always exceed your expectations. All of which gives you the peace of mind you want and the service you deserve.