Spiber Inc.

Established in September 2007, Spiber is a biotech venture company based in Yamagata, Japan. We are dedicated to creating groundbreaking solutions that contribute to sustainable well-being. Driven by an unwavering commitment to building a world where everyone thrives, we develop innovative structural protein solutions, such as the Brewed Protein™ platform, a new material solution inspired by nature's diversity and circularity. By harnessing the power of precision fermentation, Spiber engineers proteins at the molecular level, resulting in versatile materials that can be tailored to specific needs. This innovative solution opens up new possibilities for sustainable and high-performance materials in various industries, including apparel, food, automotive, and more. We and our partners are constantly exploring diverse new applications for Brewed Protein™ materials in order to help pave the way for a brighter future. Our passion lies in fostering a circular economy, minimizing our environmental impact, and working together to build a world that is inclusive, fair, and regenerative. Brewed Protein™ fibers are now commercially available worldwide. Spiber's first mass production plant for protein polymer, located in Thailand, began operations in 2022. As production scales up, our distribution network is expanding to include brands, spinning companies, textile manufacturers, and fiber trading companies.