In partnership with K12 Defense Consultants – C.B. Contracting offers the equipment and expertise to capably implement your plans to produce the desired end result: Keeping your facility safe and operational. Contact us to discuss your specific protection requirements. K12 Defense has helped to protect military, law enforcement, reclamation, financial, rental car and federal government facilities worldwide. Affordable barrier solutions are only a call away – Call (480) 898-1272.