Concurrent Technologies Plc, together with its subsidiaries, engages in the design, development, manufacture, and marketing of single board computers for system integrators and original equipment manufacturers. It offers central processing unit boards; and complementary accessory products, such as switches, storage, and I/O boards. The company serves customers in the defense, telecommunications, aerospace, transportation, scientific, and industrial markets in the United Kingdom, the United States, Malaysia, rest of Europe, and internationally.