Roger Denis Thomas

Centre for Alternative Technology Charity Ltd. is an organization that has been promoting sustainability for over 50 years. The non-profit company is based in Machynlleth, UK and their accommodation is housed within the WISE building, an award-winning eco facility. The British company offers free independent advice on sustainability and provide practical solutions for creating a zero carbon world. The company also welcomes school groups and support councils, communities, and other organizations to act on the climate and biodiversity emergency. The company was founded in 1973 by Gerard Morgan-Grenville.