Design Indaba | 20.02.2026 15:28
Arda, a London-based cleantech start-up, is transforming spent grain, one of the world’s most abundant brewing by-products into a high-performance, plastic-free bio-leather called New Grain. Derived from the protein-rich waste of beer and whisky production, the material is created through a proprietary green-chemistry process that restructures plant proteins into a flexible, durable matrix, mimicking the structure of animal-derived leather materials.
