Smile Plastics’ Rosalie McMillan and Adam Fairweather on recycling plastic and reviving a company.

Rosalie McMillan and Adam Fairweather are co-founders of the materials, design and manufacturing house, Smile Plastics. They have a factory in South Wales which takes plastics and other materials traditionally classed as waste and transforms them into extraordinarily eye-catching, large scale, solid surface panels. Over the years, the company has worked with the likes of Stella McCartney, Christian Dior, Paul Smith, Selfridges and the Wellcome Trust to name just a handful. Interestingly,...