Diales Group PlcBusiness: Support activities for petroleum and natural gas mining. Other letting and operating of own or leased real estate. Management consultancy activities other than financial management
Diamond Coatings LimitedBusiness: Manufacture and processing of other glass, including technical glassware. Treatment and coating of metals. Other manufacturing n.e.c.
Diamond Gate Care Services LimitedBusiness: Residential nursing care facilities. Residential care activities for the elderly and disabled. Other residential care activities n.e.c.
Diamond Inscriptions LtdBusiness: Wired telecommunications activities. Wireless telecommunications activities. Information technology consultancy activities. Other business support service activities n.e.c.