Bolt Threads develops innovative biomaterials including lab-grown silk and mycelium-based leather alternatives for the fashion industry. Founded in 2009 and headquartered in Emeryville, California, the company has positioned itself as a pioneer in sustainable materials technology, addressing growing demand for environmentally conscious alternatives to traditional textiles and leather. The biomaterials company has achieved significant market validation, reaching a valuation of $1.15 billion while partnering with major fashion brands seeking sustainable supply chain solutions. Bolt Threads continues to focus on scaling production capabilities and expanding its portfolio of bio-engineered materials to serve the evolving needs of conscious consumers and brands.