Spiber

About Spiber

Spiber is a Japanese biomaterials startup founded in 2007 and based in Tsuruoka, Yamagata. The company develops Brewed Protein™ fibers, a new category of protein-based materials created through fermentation-inspired processes to advance sustainable wellbeing and address environmental challenges. It collaborates with fashion and textile industries to drive a global shift toward circular, sustainable materials. Spiber positions itself as a leader in innovative material science with a focus on environmentally conscious solutions and global partnerships.