Astraguard Systems Ltd Astraguard Systems Ltd. handles the service and maintenance of Astraguard products. The company also handles the sale and distribution of the new Cobalt System, made by Bernard Jones. Cobalt is an advanced post capture video processing system that can be used in security and surveillance applications. Contact Information: Dr. Janet Jones, Managing Director Astraguard Systems Ltd., Singleton Court Business Park, Wonastow Rd., West Industrial Estate, Monmouth, Monmouthshire, NP25 5JA Tel: 01827 373134 Email: Janet@astraguard.com