Founded in 2012 in Northwest Montana, PROOF Research makes precision rifle barrels and complete rifle systems, using aerospace-grade carbon fiber alongside traditional steel. Its Advanced Composites Division in Dayton, Ohio extends that materials expertise into high-temperature solutions for aerospace and defense programs, including the F-35 and B-2 systems. The company has more than 100 team members, including engineers, technicians, PhDs and shooting enthusiasts who field-test its products in demanding conditions.