another restaurant chain , LEON , said it uses 100 % renewable energy across all its sites as a move towards a sustainable operation . it is a founding member of the Sustainable Restaurant alliance , which uses renewable - energy sources to improve the delivery and quality of their products and services , and has a renewable - energy contract with renewable Energy .
UK restaurant chain, LEON, said it uses 100% renewable energy across all its sites as a move towards a sustainable operation. LEON is a founding member of the Sustainable Restaurant Association, which uses renewable-energy sources to improve the delivery and quality of their products and services, and has a renewable-energy contract with Opus Energy.