From the largest banks & credit unions in the state, to the smallest cabin on the lake…Cayer Security is keeping Maine SAFE. We are a locally owned and operated business dedicated to supporting our community. Our mission is to provide an unsurpassed level of service to our customers, ensuring that their safety and security needs are being met efficiently. We make each and every customer a priority. Our goal is to provide superior customer service with quality workmanship. We have over 25 years of experience in the security industry – designing, installing and maintaining security systems. Our professional technicians are licensed and insured.