Bay Alarm is a family owned, locally operated security company that has been dedicated to protecting homes, businesses and communities for over 70 years. The company started in our founder's garage in 1946 and today serves over 140,000 customers. Three generations later, and still family owned, Bay Alarm has become the largest independent security company in the country. We've achieved this because we stay true to a single mission - keeping what you care about safe. It's all we do, that's why we do it better. From expert installation to 24/7 local monitoring, it's why our customers say the security professionals at Bay Alarm are the best-trained, most experienced team in the business.. Bay Alarm offers comprehensive burglar alarms and fire alarms for both Residential and Commercial properties. From 24/7 local alarm monitoring to security cameras to home automation,we offer unmatched professional installation and customer service to ensure that you have what you need to help keep your family and business safe.