Mark Andrew Cook

Datong Ltd. designs, develops, and supplies covert surveillance tracking and location systems used by military, security, and law enforcement agencies. The company is headquartered on May 8, 1974 and is headquartered in Lees, United Kingdom.

Part of Synectics Plc, Persides Technology Ltd. is a British company that provides battlefield electronic monitoring systems and digital video systems. The company is based in Wells, UK. The company was founded by Mark Andrew Cook. Persides Technology was acquired by Synectics Plc on January 04, 2011 for $0.40 million.

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.

Sewtec Holdings Ltd. manufactures special purpose machinery. The company 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.

Hamsard 3447 Ltd. is an investment holding British company founded in 2017. The private company is based in Dewsbury, UK. and has subsidiaries in United Kingdom.

Part of Hamsard 3447 Ltd., Sewtec Automation is a British UK-based company founded in 2017. The company specializes in inventing, designing, manufacturing, installing, and supporting industrial automation systems globally. The company's services are aimed at providing effective solutions to their clients.