Guy Robert Smith

Hydrotherm Ltd. manufactures and supplies lithium ion battery powered portable water heater products. The company is headquartered in York, the United Kingdom.

Carlton Manufacturing Ltd. develops and manufactures recycled building materials and products. The firm produces products which are primarily recycled or reclaimed materials in its construction, where it reduces the use of any virgin natural resource. It minimizes the impact of its activities on the environment. The company was founded by Max Austin Smith, Guy Robert Smith, and Christopher Stanley Blaxall in 2011 and is headquartered in Rotherham, the United Kingdom.