Compotech employees demonstrate setting up the Brewer-based company's Expeditionary Shelter Protection System, which protects U.S. troops from blast and ballistic threats. (Courtesy of Compotech)Compotech, a defense contractor based in Brewer, is one of five finalists vying for $1 million in cash prizes in the U.S. Small Business Administration’s Freedom 250 Patriot Pitch Competition. The competition spotlights small businesses that used SBA financing to innovate products, scale operations and strengthen the U.S. economy, the agency said via email. Compotech makes the Expeditionary Shelter Protection System, a quick-setup composite fencing system that protects soldiers from blast and ballistic threats with strategically placed armored panel technology. Finalists in the SBA competition will be evaluated on their ability to demonstrate sound business performance, innovation readiness, economic impact and job quality.