Profile: Metso is a technology corporation serving the pulp and paper industry, rock and minerals processing, energy industry as well as in selected other industries. Jamesbury offers automated on-off and tight shut-off rotary valves with network-ready capability. Our products include flanged ball valves, value-line threaded ball valves, emission control valves, high-performance butterfly valves. Special service valves, ball & butterfly valve actuators and accessories are also available.