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, daily, strive hard to satisfy our customers, provide the highest-quality solutions, and steadily improve Pref-Tech’s role in the market.

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 during Operation Iraqi Freedom.  Shaun is a 2000 graduate of the United States Military Academy at West Point.