Founders Fund

General Matter is a nuclear energy company specializing in the operation of energy infrastructure for scalable power generation. It offers compact, resilient systems that function independently of geographical or weather conditions, utilizing non-emitting baseload power sources. These systems support critical applications in various sectors, including computing, industrial manufacturing, and operations in remote environments, enabling consistent and secure power access to meet rising energy demands. Additionally, the company is involved in the production of enriched uranium.

Amca acquires and develops critical aerospace and defense products and then scales them to deliver what the industry needs next. The company emphasizes rapid prototyping and delivery of new products, aiming to respond promptly to customer needs. Amca is committed to deploying top engineering and manufacturing talent to assist customers in building new products and solving complex problems.

Biosphere engages in manufacturing commercial-scale fermentation products and robotic greenhouses.

Layup Parts, based in California, specializes in manufacturing composite parts and the tooling necessary for their production. They employ advanced techniques such as vacuum-bagged oven-cure, trapped rubber molding, and compression molding to create customized parts. Layup's unique process allows clients to specify various part details, including material, ply schedule, and thickening direction. Notably, the company excels in expedited delivery, shipping parts significantly faster than competitors can provide a quote.

Varda Space Industries, Inc. is a space manufacturing startup based in San Francisco, California, founded in 2020 by Delian Asparouhov and Trae Stephens. The company specializes in creating products in space that are intended for terrestrial applications, leveraging the unique advantages of low gravity. Varda aims to establish an infrastructure for harvesting materials from asteroids, enabling the production of new products in space. This approach not only facilitates the manufacturing of innovative goods but also promotes sustainability by reducing reliance on the destructive extraction of Earth's resources.

Hadrian is a machine parts startup that manufactures precision components for technology companies, including aerospace and defense programs. It builds autonomous, software-defined precision component factories and an autonomous manufacturing platform that integrates software, robotics, and full-stack capabilities to scale mission-critical programs across space, aviation, and maritime sectors. By enabling aerospace startups, suppliers, and defense contractors to produce essential components with lower costs and greater efficiency, Hadrian aims to accelerate development timelines and reduce manufacturing complexity.

Founded in 2013, Gecko Robotics specializes in industrial inspection services using robotics and AI-powered data platforms. Serving power, oil & gas, pulp & paper industries, they provide real-time insights for efficient operations and infrastructure maintenance.

Zellerfeld Shoe Company Inc., founded in 2020 and located in Brooklyn, New York, specializes in the design and manufacture of footwear through innovative 3D printing technology. The company aims to democratize shoe manufacturing by enabling the production of entire shoes with the push of a button. By developing its printing technology in-house, Zellerfeld challenges conventional practices within the footwear industry, striving to reform an often criticized and inequitable market.

Freeform is a 3D printing company that offers metal 3D printing solutions for manufacturing firms. It deploys software‑defined, self‑sufficient metal 3D printing factories worldwide, applying advanced sensing, real‑time controls, and data‑driven learning to produce digitally verified precision parts at high speed and low cost.

Hadrian is a machine parts startup that manufactures precision components for technology companies, including aerospace and defense programs. It builds autonomous, software-defined precision component factories and an autonomous manufacturing platform that integrates software, robotics, and full-stack capabilities to scale mission-critical programs across space, aviation, and maritime sectors. By enabling aerospace startups, suppliers, and defense contractors to produce essential components with lower costs and greater efficiency, Hadrian aims to accelerate development timelines and reduce manufacturing complexity.

Founded in 2013, Gecko Robotics specializes in industrial inspection services using robotics and AI-powered data platforms. Serving power, oil & gas, pulp & paper industries, they provide real-time insights for efficient operations and infrastructure maintenance.

Quince, LLC, established in 2016 and headquartered in San Francisco, California, is a retailer specializing in affordable luxury apparel, accessories, and home goods. The company offers a wide range of products for men and women, including jewelry, clothing, and home textiles, all sourced directly from manufacturers using a just-in-time production model. This approach enables Quince to provide high-quality items at competitive prices while minimizing waste.

Foundry Lab is a digital metal casting company that specializes in innovative microwave casting technology, allowing for same-day turnaround of metal castings. The company has developed a software tool that automatically generates dense metal parts from computer-aided design files, ensuring that these parts maintain the same physical properties as traditionally cast metal. This technology provides a push-button, hands-free manufacturing process, enabling manufacturers to produce on-demand, high-quality metal components with significantly reduced costs, time, and environmental impact compared to conventional foundry methods.

Daring Foods Inc. is a startup based in Glasgow, United Kingdom, founded in 2018 by Ross Mackay. The company specializes in producing plant-based chicken alternatives that cater to health-conscious consumers seeking nutritious food options. Daring Foods offers vegan meat products that are free from dairy, eggs, palm oil, genetically modified organisms, hormones, and antibiotics. By focusing on sustainability and flavor, the company aims to provide a delicious alternative for individuals who consume chicken regularly. Daring Foods is also expanding its reach into retail markets, enhancing accessibility for customers seeking plant-based dietary options.

AREVO, based in Silicon Valley, California, is a technology company specializing in direct digital additive manufacturing of ultra-strong, lightweight composite parts for high-volume end-use applications. The company combines advanced materials, powerful design and build software, and free motion robotics to achieve true three-dimensional construction. This innovative approach allows AREVO to move beyond prototyping, facilitating the design and production of large, mass-manufactured parts and structures. By leveraging the unique properties of composite materials, AREVO provides designers and manufacturers with exceptional flexibility and strength, targeting sectors such as aerospace, defense, consumer electronics, transportation, and consumer goods. With its cutting-edge technology, AREVO is positioned to optimize additive manufacturing services for original equipment manufacturers worldwide.

Varda Space Industries, Inc. is a space manufacturing startup based in San Francisco, California, founded in 2020 by Delian Asparouhov and Trae Stephens. The company specializes in creating products in space that are intended for terrestrial applications, leveraging the unique advantages of low gravity. Varda aims to establish an infrastructure for harvesting materials from asteroids, enabling the production of new products in space. This approach not only facilitates the manufacturing of innovative goods but also promotes sustainability by reducing reliance on the destructive extraction of Earth's resources.

Hadrian is a machine parts startup that manufactures precision components for technology companies, including aerospace and defense programs. It builds autonomous, software-defined precision component factories and an autonomous manufacturing platform that integrates software, robotics, and full-stack capabilities to scale mission-critical programs across space, aviation, and maritime sectors. By enabling aerospace startups, suppliers, and defense contractors to produce essential components with lower costs and greater efficiency, Hadrian aims to accelerate development timelines and reduce manufacturing complexity.

Multiply Labs develops robotic-enabled manufacturing for personalized pharmaceutical capsules, combining pharmaceutical science with robotics to produce tailor-made capsules that align with individual patient metabolic needs. The company operates a robotic manufacturing facility and has introduced 3D-printed capsules, aiming to address scaling challenges in biotech and improve the efficiency and cost of producing patient-specific medicines.

Quince, LLC, established in 2016 and headquartered in San Francisco, California, is a retailer specializing in affordable luxury apparel, accessories, and home goods. The company offers a wide range of products for men and women, including jewelry, clothing, and home textiles, all sourced directly from manufacturers using a just-in-time production model. This approach enables Quince to provide high-quality items at competitive prices while minimizing waste.

Varda Space Industries, Inc. is a space manufacturing startup based in San Francisco, California, founded in 2020 by Delian Asparouhov and Trae Stephens. The company specializes in creating products in space that are intended for terrestrial applications, leveraging the unique advantages of low gravity. Varda aims to establish an infrastructure for harvesting materials from asteroids, enabling the production of new products in space. This approach not only facilitates the manufacturing of innovative goods but also promotes sustainability by reducing reliance on the destructive extraction of Earth's resources.

Founded in 2017, Superplastic is a Vermont-based company that creates character-based products and entertainment. It designs limited edition art toys, apparel, games, and animation, collaborating with renowned artists to bring unique characters to life.

Cover is a technology company that specializes in the design, manufacture, and installation of custom backyard studios and guesthouses. Its mission is to provide access to thoughtfully designed and well-built living spaces for a broader audience. By utilizing proprietary design software and a precision manufacturing system, Cover delivers high-quality, energy-efficient housing alternatives in significantly less time than traditional construction methods. The company focuses on enhancing living environments through an efficient process that includes design, permitting, manufacturing, and installation. Initially launched in Los Angeles, Cover is currently accepting pre-orders from customers around the world.

Solugen, Inc. is a specialty chemicals company based in Houston, Texas, founded in 2016. It focuses on producing industrial chemicals through the application of biotechnology and green chemistry, specifically utilizing plant-derived substitutes to replace petroleum-based products. The company offers a range of products, including BioPeroxide, a carbon-negative hydrogen peroxide, and BioChelate, a biodegradable chelant. Other offerings include ScavSol, a multivalent metal sequestrant for energy applications, ScaleSol, an alternative to phosphonates for scale control, and CorrSol, which addresses corrosion and fouling. Solugen's innovative approach combines fermentation and petrochemical processing along with advancements in synthetic biology and enzymatic technology, enabling it to create environmentally friendly chemicals from bio-based feedstocks. Its solutions cater to diverse industries such as agriculture, cleaning, energy, and water, contributing to reduced costs and lower carbon emissions while promoting sustainability.

Modumetal, Inc. specializes in the development and manufacturing of nano-laminated metals and materials, catering to various industries including energy, aerospace, automotive, defense, infrastructure, and construction. Founded in 2006 and based in Seattle, Washington, with an additional sales office in The Woodlands, Texas, the company utilizes a proprietary technology that produces these alloys at an industrial scale. Modumetal's products are engineered to be stronger, lighter, and more corrosion-resistant than traditional metals, achieved through a manufacturing process that employs electricity instead of heat, thereby minimizing environmental impact. The company's offerings include customized alloys, nano-laminated fasteners, pumps, valves, and production tubulars, all designed to enhance performance and durability while maintaining competitive pricing compared to conventional materials.

Founded in 2013, Gecko Robotics specializes in industrial inspection services using robotics and AI-powered data platforms. Serving power, oil & gas, pulp & paper industries, they provide real-time insights for efficient operations and infrastructure maintenance.

Quince, LLC, established in 2016 and headquartered in San Francisco, California, is a retailer specializing in affordable luxury apparel, accessories, and home goods. The company offers a wide range of products for men and women, including jewelry, clothing, and home textiles, all sourced directly from manufacturers using a just-in-time production model. This approach enables Quince to provide high-quality items at competitive prices while minimizing waste.

Founded in 2017, Superplastic is a Vermont-based company that creates character-based products and entertainment. It designs limited edition art toys, apparel, games, and animation, collaborating with renowned artists to bring unique characters to life.

Solugen, Inc. is a specialty chemicals company based in Houston, Texas, founded in 2016. It focuses on producing industrial chemicals through the application of biotechnology and green chemistry, specifically utilizing plant-derived substitutes to replace petroleum-based products. The company offers a range of products, including BioPeroxide, a carbon-negative hydrogen peroxide, and BioChelate, a biodegradable chelant. Other offerings include ScavSol, a multivalent metal sequestrant for energy applications, ScaleSol, an alternative to phosphonates for scale control, and CorrSol, which addresses corrosion and fouling. Solugen's innovative approach combines fermentation and petrochemical processing along with advancements in synthetic biology and enzymatic technology, enabling it to create environmentally friendly chemicals from bio-based feedstocks. Its solutions cater to diverse industries such as agriculture, cleaning, energy, and water, contributing to reduced costs and lower carbon emissions while promoting sustainability.

Quince, LLC, established in 2016 and headquartered in San Francisco, California, is a retailer specializing in affordable luxury apparel, accessories, and home goods. The company offers a wide range of products for men and women, including jewelry, clothing, and home textiles, all sourced directly from manufacturers using a just-in-time production model. This approach enables Quince to provide high-quality items at competitive prices while minimizing waste.

Modumetal, Inc. specializes in the development and manufacturing of nano-laminated metals and materials, catering to various industries including energy, aerospace, automotive, defense, infrastructure, and construction. Founded in 2006 and based in Seattle, Washington, with an additional sales office in The Woodlands, Texas, the company utilizes a proprietary technology that produces these alloys at an industrial scale. Modumetal's products are engineered to be stronger, lighter, and more corrosion-resistant than traditional metals, achieved through a manufacturing process that employs electricity instead of heat, thereby minimizing environmental impact. The company's offerings include customized alloys, nano-laminated fasteners, pumps, valves, and production tubulars, all designed to enhance performance and durability while maintaining competitive pricing compared to conventional materials.

Summersalt is a women's apparel brand and online retailer that designs, manufactures, and sells swimwear along with complementary wardrobe essentials. The company offers swimwear, loungewear, activewear, sleepwear, travel wear, and outerwear through its direct-to-consumer platform. Founded in 2017 and based in the United States, Summersalt emphasizes data-driven design with fit based on millions of measurements from thousands of customers, aiming for comfortable, flattering, and sustainable wardrobe essentials. The brand began with recycled-material swimwear at a mid-range price and has since expanded into additional categories, earning media attention and a loyal following.

Solugen, Inc. is a specialty chemicals company based in Houston, Texas, founded in 2016. It focuses on producing industrial chemicals through the application of biotechnology and green chemistry, specifically utilizing plant-derived substitutes to replace petroleum-based products. The company offers a range of products, including BioPeroxide, a carbon-negative hydrogen peroxide, and BioChelate, a biodegradable chelant. Other offerings include ScavSol, a multivalent metal sequestrant for energy applications, ScaleSol, an alternative to phosphonates for scale control, and CorrSol, which addresses corrosion and fouling. Solugen's innovative approach combines fermentation and petrochemical processing along with advancements in synthetic biology and enzymatic technology, enabling it to create environmentally friendly chemicals from bio-based feedstocks. Its solutions cater to diverse industries such as agriculture, cleaning, energy, and water, contributing to reduced costs and lower carbon emissions while promoting sustainability.

Founded in 2013, Gecko Robotics specializes in industrial inspection services using robotics and AI-powered data platforms. Serving power, oil & gas, pulp & paper industries, they provide real-time insights for efficient operations and infrastructure maintenance.

Indee Labs develops hardware and platform technologies for gene delivery to immune cells, with the aim of enabling the rapid development and scalable manufacture of gene-modified cell therapies, including CAR-T cells. The company focuses on non-viral delivery methods to introduce small molecules, nucleic acids, proteins, and gene-editing complexes into immune cells, supporting biopharmaceutical research and manufacturing while maintaining high cell viability and function. Its technology has progressed with collaboration from national facilities and through participation in biotech incubators and accelerators. Indee Labs maintains an international footprint, with an office in Sydney and lab space in Berkeley, reflecting its cross-regional development and manufacturing focus.

Year & Day Co. is a designer and manufacturer of modern dinnerware and table settings, founded in 2016 and based in San Francisco, California. The company specializes in a range of high-quality products, including ceramics, flatware, glassware, linens, and various tabletop accessories. Its offerings encompass dip dishes, plates of various sizes, bowls, mugs, serving platters, and complete dinner sets. Year & Day emphasizes environmentally friendly production methods and the use of durable materials, ensuring that its products not only enhance the aesthetic of modern home life but also withstand everyday use. The company operates an online platform to retail its elegantly crafted items, which are designed to elevate dining experiences.

Nanotronics Imaging, Inc. is a high-tech company specializing in the manufacture of optical microscopes and advanced imaging solutions. Founded in 2007 and headquartered in Brooklyn, New York, with additional offices in Cuyahoga Falls, Ohio, and Hollister, California, the company develops a platform that integrates artificial intelligence, automation, and sophisticated imaging technology for industrial inspection. This platform automates the inspection of advanced technologies, including semiconductors, microchips, and medical devices. Key products include nSpec, an automated optical inspection system designed for analyzing transparent and semi-transparent wafers, and nSpec 3D, which provides surface topographies and quantitative roughness measurements. In addition to microscopy systems, Nanotronics Imaging offers hardware prototyping, production services, and a variety of related equipment, catering to industries such as aerospace, automotive, and materials science.

Bolt Threads Inc. is a materials company based in Emeryville, California, founded in 2009. Originally named Refactored Materials, Inc., the company specializes in the manufacture of innovative fibers and fabrics, particularly biofabricated silk fibers known as Microsilk™, which are derived from natural proteins and produced through proprietary technology and bioengineering. Bolt Threads focuses on developing sustainable textile materials for various industries, including apparel, footwear, and beauty brands. Its approach combines biology and fermentation with traditional textile production methods, enabling the transformation of textile waste into high-quality products. Through its cutting-edge technology, Bolt Threads aims to advance the performance and design of textiles while promoting environmental sustainability.

Plethora Corporation is a precision machining company that specializes in CNC machining, milling, and turning of various materials, including aluminum alloys, copper alloys, plastics, steels, and stainless steels. Founded in 2012 and headquartered in San Francisco, California, with an additional office in Marietta, Georgia, Plethora serves a diverse range of industries, such as robotics, automotive, aerospace, and consumer packaged goods, in the United States. The company offers innovative manufacturing systems that transform customer designs into custom parts by utilizing robotics and proprietary in-house software. Plethora also provides design feedback by analyzing CAD models directly within the client's CAD software, ensuring optimized manufacturing processes.

Modumetal, Inc. specializes in the development and manufacturing of nano-laminated metals and materials, catering to various industries including energy, aerospace, automotive, defense, infrastructure, and construction. Founded in 2006 and based in Seattle, Washington, with an additional sales office in The Woodlands, Texas, the company utilizes a proprietary technology that produces these alloys at an industrial scale. Modumetal's products are engineered to be stronger, lighter, and more corrosion-resistant than traditional metals, achieved through a manufacturing process that employs electricity instead of heat, thereby minimizing environmental impact. The company's offerings include customized alloys, nano-laminated fasteners, pumps, valves, and production tubulars, all designed to enhance performance and durability while maintaining competitive pricing compared to conventional materials.

Tribogenics is a technology development company based in Los Angeles, California, focused on creating low-cost, portable X-ray solutions for various industries, including mining, industrial, military, and medical imaging. Utilizing triboluminescence technology originally developed at UCLA, the company has designed miniature X-ray devices that leverage a process akin to static electricity to generate X-rays. This innovative approach allows for convenient and accessible X-ray functions, enabling customers to conduct materials analysis and imaging in diverse settings without the constraints of traditional, larger X-ray systems.

June Life Inc. is a San Francisco-based company that specializes in the manufacturing of smart ovens, having pioneered this market in 2016 with the introduction of its innovative countertop convection oven. The June Oven combines multiple cooking functionalities, serving as an air fryer, slow cooker, roaster, broiler, baker, dehydrator, toaster, reheater, and warming device, effectively replacing seven kitchen appliances and reducing clutter. The company aims to enhance the cooking experience by leveraging technology, elegant design, and exceptional performance, making cooking accessible and easy for everyone. Established in 2013, June Life Inc. continues to focus on transforming the culinary landscape through its advanced kitchen solutions.

Bolt Threads Inc. is a materials company based in Emeryville, California, founded in 2009. Originally named Refactored Materials, Inc., the company specializes in the manufacture of innovative fibers and fabrics, particularly biofabricated silk fibers known as Microsilk™, which are derived from natural proteins and produced through proprietary technology and bioengineering. Bolt Threads focuses on developing sustainable textile materials for various industries, including apparel, footwear, and beauty brands. Its approach combines biology and fermentation with traditional textile production methods, enabling the transformation of textile waste into high-quality products. Through its cutting-edge technology, Bolt Threads aims to advance the performance and design of textiles while promoting environmental sustainability.

Sols, Inc., established in 2013 and headquartered in New York, specializes in customized orthotic solutions for foot support. The company offers two primary products: SOLSRx, medical-grade 3D printed orthotics, and ExoSOLS, direct-to-consumer custom insoles. Sols' innovative approach combines software, mobile applications, and advanced technologies like computer vision and machine learning to create tailored footwear solutions that address alignment issues, promote proper gait, and relieve plantar fascia pressure. The company serves customers in the United States and is a subsidiary of Aetrex Worldwide, Inc.

Plethora Corporation is a precision machining company that specializes in CNC machining, milling, and turning of various materials, including aluminum alloys, copper alloys, plastics, steels, and stainless steels. Founded in 2012 and headquartered in San Francisco, California, with an additional office in Marietta, Georgia, Plethora serves a diverse range of industries, such as robotics, automotive, aerospace, and consumer packaged goods, in the United States. The company offers innovative manufacturing systems that transform customer designs into custom parts by utilizing robotics and proprietary in-house software. Plethora also provides design feedback by analyzing CAD models directly within the client's CAD software, ensuring optimized manufacturing processes.

Sols, Inc., established in 2013 and headquartered in New York, specializes in customized orthotic solutions for foot support. The company offers two primary products: SOLSRx, medical-grade 3D printed orthotics, and ExoSOLS, direct-to-consumer custom insoles. Sols' innovative approach combines software, mobile applications, and advanced technologies like computer vision and machine learning to create tailored footwear solutions that address alignment issues, promote proper gait, and relieve plantar fascia pressure. The company serves customers in the United States and is a subsidiary of Aetrex Worldwide, Inc.

Nanotronics Imaging, Inc. is a high-tech company specializing in the manufacture of optical microscopes and advanced imaging solutions. Founded in 2007 and headquartered in Brooklyn, New York, with additional offices in Cuyahoga Falls, Ohio, and Hollister, California, the company develops a platform that integrates artificial intelligence, automation, and sophisticated imaging technology for industrial inspection. This platform automates the inspection of advanced technologies, including semiconductors, microchips, and medical devices. Key products include nSpec, an automated optical inspection system designed for analyzing transparent and semi-transparent wafers, and nSpec 3D, which provides surface topographies and quantitative roughness measurements. In addition to microscopy systems, Nanotronics Imaging offers hardware prototyping, production services, and a variety of related equipment, catering to industries such as aerospace, automotive, and materials science.

Plethora Corporation is a precision machining company that specializes in CNC machining, milling, and turning of various materials, including aluminum alloys, copper alloys, plastics, steels, and stainless steels. Founded in 2012 and headquartered in San Francisco, California, with an additional office in Marietta, Georgia, Plethora serves a diverse range of industries, such as robotics, automotive, aerospace, and consumer packaged goods, in the United States. The company offers innovative manufacturing systems that transform customer designs into custom parts by utilizing robotics and proprietary in-house software. Plethora also provides design feedback by analyzing CAD models directly within the client's CAD software, ensuring optimized manufacturing processes.

Tribogenics is a technology development company based in Los Angeles, California, focused on creating low-cost, portable X-ray solutions for various industries, including mining, industrial, military, and medical imaging. Utilizing triboluminescence technology originally developed at UCLA, the company has designed miniature X-ray devices that leverage a process akin to static electricity to generate X-rays. This innovative approach allows for convenient and accessible X-ray functions, enabling customers to conduct materials analysis and imaging in diverse settings without the constraints of traditional, larger X-ray systems.

Med-Tech Solutions, Inc. is a Canadian company based in Vancouver, specializing in the design, development, and marketing of specialty medical devices focused on women's health care. Founded in 2004, the company holds a license to manufacture, market, and distribute a medical pessary device known as Gynecone, which is utilized in the treatment of female urinary incontinence. In addition to Gynecone, Med-Tech Solutions designs various pessary devices specifically for addressing prolapsed tissue. In 2007, the company underwent a reverse merger, becoming part of The Four Rivers BioEnergy Company Inc.