Ian Walch

Sewtec Automation Ltd. manufactures special purpose and automation machinery. Its services include innovation, project management, mechanical design, work tracking systems, precision engineering, fabrication, assembly, and refurbishment. The company was founded in 1897 and is headquartered in Dewsbury, the United Kingdom.

Stirling Dynamics Ltd. provides mechatronic systems and specialist engineering design services. Its services include aircraft modification, actuator design, landing gear design, systems analysis, submarine control system design, boat modelling and reverse engineering. The firm offers training simulator, steering and diving control, active controls, motion cueing systems, and submarine control system products. The company was founded by Robert Stirling in 1987 and is headquartered in Clifton, the United Kingdom.