Executive Biographies

Denis Cooke
Founder and President

Denis is the Founder and President of Grand Central Station and has served on the board since the company’s inception in 1984. He is responsible for the overall strategic direction of the company.

Prior to founding GCS, Denis founded All-Guard Alarm Systems, a SDM 100 Company. He holds the position of President and is a member of the Board of Directors. Prior to founding All-Guard Alarm Systems, Denis worked in the Cooke Family security alarm business, Automatic Alarm.

Tara Cooke

Tara is the third generation of the Cooke family to join Grand Central Station. She joined the company in 2002 working in the Accounting Department and then was promoted to Office Manager in 2005.

Tara was promoted to the position of Grand Central Station Manager in 2008; where she applies her skills in administration and management.

Justin Davis
Grand Central Station Manager

Justin started working at All-Guard in 1995 as a Field Technician, a position he held until he joined the military in 1999.

From 2003 until he decided to re-join All-Guard in 2009, he held several positions within the security industry; mainly focusing on CCTV. Back with All-Guard, Justin worked as a Service Manager, Lead Technician, and CCTV Project Manager.

He was also instrumental in creating and installing the GCS AES network and the GCS video verification monitoring system.

Justin accepted the position as Central Station Manager in 2013; a position where his industry experience and technical aptitude are great assets to our dealers.

Ben Martinez
Business Development Manager

Ben began working in the security industry in 1984. He started his career in new home construction; installing security systems and home audio and video systems. He moved into project management with a focus on lighting control design and industrial energy control systems.

Transitioning to commercial and residential security, Ben redirected his skills to sales, business development and sales management. He held various sales positions before starting his own alarm company. Settling his family in northern California, he joined GCS as Business Development Manager in 2004. Ben attended Arizona State University, majoring in Architecture and Engineering.