Leather Working Group (LWG) is a not-for-profit membership organization, working to creating meaningful change across the global leather supply chain. First formed in 2005, Leather Working Group was created as a collaborative initiative between footwear, apparel and upholstery brands and leather manufacturers, including founders: adidas, Clarks, Ikea, Nike, Marks & Spencer, New Balance, Timberland, and PrimeAsia Leather Company.