Richard John Walters

Celtic Energy Ltd. provides anthracite fuels and mining activities. The company offers variants & mixtures of products aimed for various industrial applications such as cement works, carbon processes and power stations. Its services include resource allocation, operation, and restoration. Celtic Energy was founded in 1994 and is located in Cardiff, UK.

G. Walters (Holdings) Ltd. is a British company that provides compliance-led, self-delivery based services in civil engineering, plant, and development sectors. The private company is based in the UK and has offices across the country. The company has diversified into new and emerging markets while maintaining a plant and civil engineering service at their core. The company operates and maintain the largest independently owned plant fleet in the UK, supported by their own dedicated operators and maintenance facilities. The company focuses on sustainability and have collaborative and capable projects in Highways and Transportation, Development, and Energy sectors.

Celtic Mining Group Ltd. operates surface coal mining sites and a coal washery. The company was founded by Richard Walters on April 23, 2004 and is headquartered in Caerphilly, the United Kingdom.

Founded in 1994, Avalon Glen is a holding British company that provides open cast coal mining services. Part of Celtic Mining Operations Group Ltd., the company is based in Cardiff, UK.