# Bolt Threads

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/bolt-threads

- Industry: Consumer Products
- Headquarters: Berkeley, US
- Website: www.boltthreads.com
- Total disclosed funding: $192M
- Latest round: Series D (Jan 23, 2018)
- Investors on record: 11

## About

Bolt Threads, Inc. is a biotechnology company based in the US that specializes in developing innovative biomaterials designed for sustainable applications in the fashion and beauty industries.Founded in 2009 in Berkeley, US, Bolt Threads, Inc. focuses on creating biomaterials. The company has not reported any changes in its business strategy. The founders, Dan Widmaier, David Breslauer, and Sue Levin, aimed to revolutionize material production. As of October 2023, Bolt Threads merged with Golden Arrow Merger Corp for USD 21.5 mn, with total funds raised amounting to USD 253.89 mn from notable investors including Baillie Gifford and Temasek Holdings.Bolt Threads develops biomaterials that enhance beauty and personal care formulations sustainably. Key products include B-silk™ and XL-silk™, mimicking traditional silk properties, and Mylo™, a mycelium-based leather alternative. Their offerings serve clients in the fashion and cosmetics sectors, including brands like adidas and Stella McCartney, primarily across North America and Europe.Revenue is generated through partnerships with brands and retailers in the fashion and beauty sectors, supplying biomaterials under contractual agreements. This B2B model enables clients to integrate innovative materials like Mylo™ into their lines while emphasizing sustainability. Pricing structures align with product properties and client needs, fostering long-term relationships with various clients.In October 2023, Bolt Threads, Inc. agreed to merge with Golden Arrow Merger Corp, raising USD 28.4 mn through PIPE investments. The company plans to utilize these funds for expanding into new markets and enhancing product offerings, focusing on the fashion and cosmetics industries to foster further growth.

## Funding rounds

- Series D, Jan 23, 2018, $67M — Foundation Capital, Temasek Holdings, Allen & Company, Founders Fund, Fidelity Investments, Baillie Gifford, Formation8
- Series D, Sep 29, 2017, $57M — Foundation Capital, Fidelity Investments, Baillie Gifford, Temasek Holdings, Formation8
- Series C, Dec 11, 2015, $35M — Foundation Capital, Founders Fund, Alafi Capital, Nan Fung Group, Innovation Endeavors, Formation8, East West Capital
- Series B, Apr 11, 2014, $32M — Foundation Capital, Founders Fund, Alafi Capital, Formation8

## Investors

- Foundation Capital (https://capitalatlas.ai/funds/foundation-capital) — Series B, Series C, Series D
- Founders Fund (https://capitalatlas.ai/funds/founders-fund) — Series B, Series C, Series D
- Alafi Capital (https://capitalatlas.ai/funds/alafi-capital) — Series B, Series C
- Formation8 (https://capitalatlas.ai/funds/formation8) — Series B, Series C, Series D
- Nan Fung Group — Series C
- Innovation Endeavors (https://capitalatlas.ai/funds/innovation-endeavors) — Series C
- East West Capital — Series C
- Fidelity Investments (https://capitalatlas.ai/funds/fidelity-investments) — Series D
- Baillie Gifford (https://capitalatlas.ai/funds/baillie-gifford) — Series D
- Temasek Holdings — Series D
- Allen & Company — Series D