Mr. Shaun Castillo

Preferred Technologies, LLC


As President of Pref-Tech, Shaun is responsible for everything Pref-Tech does and fails to do. He takes great pride in leading the exceptional men and women of Pref-Tech that, on a daily basis, work exceptionally hard to strengthen our family culture and creatively resolve customer pain with the highest level of craftsmanship and service. Shaun served as Pref-Tech’s Vice President of Operations for four years before becoming the company’s President in 2009. Prior to Pref-Tech, Shaun served as an officer in the United States Army until he was Honorably Discharged in July of 2005. During his tenure he held various positions as a Field Artillery Officer stationed in Fort Sill, OK; Fort Carson, CO; and Fort Chaffee, AR. His service also includes a year of combat operations in Iraq. Shaun is a 2000 graduate of the United States Military Academy at West Point, a Security Systems News “20 Under 40” Class of 2016 integrator winner, and currently chairs the PSA Leadership Committee. Shaun and his wife Amanda parent three boys, Ryan, Corey, and Kyle.


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