Glendale residents can rest assured that Pinnacle Security will provide a way to preserve what matters most. We will provide information about window sensors, motion detectors, panic alarms, and more. Security systems for homes, apartments, and businesses are Pinnacle Security.s specialty Our high quality, two-way monitoring provides direct contact with our monitoring facilities and acts as a constant companion before, during, and after an emergency. Get what you've been looking for and let Pinnacle Security preserve what means most to you.