Sand Hill Angels

GaeaStar is a company focused on creating environmentally friendly products aimed at reducing waste and pollution associated with single-use items. The company has developed patented technology to produce uniquely thin clay cups using locally sourced, natural materials. This innovative approach combines the convenience of single-use products with the benefits of reusability, addressing the pressing need for circular alternatives in a market where over 500 billion single-use cups are consumed annually, with less than 1% recycled. By employing geo-neutral materials and efficient additive manufacturing techniques, GaeaStar aims to offer products that not only perform well and are cost-effective but also promote conscious consumption and sustainability.

ICON is a construction technology company that uses 3D robotics, software, and advanced materials.

GaeaStar is a company focused on creating environmentally friendly products aimed at reducing waste and pollution associated with single-use items. The company has developed patented technology to produce uniquely thin clay cups using locally sourced, natural materials. This innovative approach combines the convenience of single-use products with the benefits of reusability, addressing the pressing need for circular alternatives in a market where over 500 billion single-use cups are consumed annually, with less than 1% recycled. By employing geo-neutral materials and efficient additive manufacturing techniques, GaeaStar aims to offer products that not only perform well and are cost-effective but also promote conscious consumption and sustainability.

Aligned Carbon Inc. is a manufacturer of carbon nanotubes (CNTs) specifically designed for the integrated circuit industry. Founded in 2018 and based in Santa Clara, California, the company is the first to offer semiconductor-pure, aligned CNTs on industry-standard wafers at a manufacturing scale. These CNTs are aligned in arrays that cover full semiconductor substrates and can be purified to serve either semiconducting or metallic functions. Aligned Carbon's technology allows semiconductor foundries to move beyond traditional silicon, leading to significant enhancements in processing speed, energy efficiency, and capabilities in signal processing and sensing. The company's CNTs are also utilized as transistor materials in displays and thin film transistors, providing clients with innovative solutions for advanced computing applications.

Nanochon is focused on creating innovative implantable medical devices designed to address cartilage damage in joints. Utilizing advanced 3D printing techniques and a unique nanomaterial, the company aims to develop solutions that not only replace lost and damaged cartilage but also promote the growth of new tissue. This approach allows medical practitioners to access cost-effective and on-demand devices that enhance treatment outcomes, particularly for young and active patients suffering from knee injuries and diseases. Through its technology, Nanochon seeks to improve the overall quality of care in orthopedics.

ICON is a construction technology company that uses 3D robotics, software, and advanced materials.

Relativity Space is an aerospace company based in Long Beach, California, that designs, develops, and manufactures 3D-printed rockets. Founded in 2015, the company aims to revolutionize rocket production through a vertically integrated technology platform that combines 3D printing, artificial intelligence, and autonomous robotics. This innovative approach allows for a significantly simplified supply chain, enabling the production of rockets with 100 times fewer parts in less than 60 days. In addition to manufacturing rockets, Relativity Space provides comprehensive services for satellite production, testing, and launching. The company is supported by prominent investors, highlighting its potential in the rapidly evolving aerospace sector.

Mighty Buildings, Inc. is a construction technology company based in San Francisco, California, founded in 2017. The company specializes in manufacturing 3D printed custom homes, aiming to disrupt the residential housing market through innovative techniques. Utilizing a proprietary building material known as Light Stone Material (LSM), which resembles synthetic stone, Mighty Buildings enhances the construction process by making it faster and eliminating waste. LSM also offers better temperature regulation compared to traditional materials like concrete, wood, or steel. In addition to 3D printing, Mighty Buildings employs robotics and automation to develop prefabricated, environmentally friendly, and climate-resilient homes. The company's approach to modular construction is designed to provide affordable smart housing solutions while supporting urban development.

Aligned Carbon Inc. is a manufacturer of carbon nanotubes (CNTs) specifically designed for the integrated circuit industry. Founded in 2018 and based in Santa Clara, California, the company is the first to offer semiconductor-pure, aligned CNTs on industry-standard wafers at a manufacturing scale. These CNTs are aligned in arrays that cover full semiconductor substrates and can be purified to serve either semiconducting or metallic functions. Aligned Carbon's technology allows semiconductor foundries to move beyond traditional silicon, leading to significant enhancements in processing speed, energy efficiency, and capabilities in signal processing and sensing. The company's CNTs are also utilized as transistor materials in displays and thin film transistors, providing clients with innovative solutions for advanced computing applications.

Relativity Space is an aerospace company based in Long Beach, California, that designs, develops, and manufactures 3D-printed rockets. Founded in 2015, the company aims to revolutionize rocket production through a vertically integrated technology platform that combines 3D printing, artificial intelligence, and autonomous robotics. This innovative approach allows for a significantly simplified supply chain, enabling the production of rockets with 100 times fewer parts in less than 60 days. In addition to manufacturing rockets, Relativity Space provides comprehensive services for satellite production, testing, and launching. The company is supported by prominent investors, highlighting its potential in the rapidly evolving aerospace sector.

Volumetric, Inc. is a Houston-based company that specializes in advanced biomaterials and biofabrication through its innovative 3D bioprinting platform. Founded in 2014, Volumetric focuses on creating vascularized human tissue and developing bioprinters and bio inks for a range of applications, including life sciences, drug discovery, and medical devices. The company's technology aims to enhance research in biomaterials, cancer treatments, and the potential replacement of human organs, positioning it at the forefront of developments in regenerative medicine and tissue engineering.

Volumetric, Inc. is a Houston-based company that specializes in advanced biomaterials and biofabrication through its innovative 3D bioprinting platform. Founded in 2014, Volumetric focuses on creating vascularized human tissue and developing bioprinters and bio inks for a range of applications, including life sciences, drug discovery, and medical devices. The company's technology aims to enhance research in biomaterials, cancer treatments, and the potential replacement of human organs, positioning it at the forefront of developments in regenerative medicine and tissue engineering.

Relativity Space is an aerospace company based in Long Beach, California, that designs, develops, and manufactures 3D-printed rockets. Founded in 2015, the company aims to revolutionize rocket production through a vertically integrated technology platform that combines 3D printing, artificial intelligence, and autonomous robotics. This innovative approach allows for a significantly simplified supply chain, enabling the production of rockets with 100 times fewer parts in less than 60 days. In addition to manufacturing rockets, Relativity Space provides comprehensive services for satellite production, testing, and launching. The company is supported by prominent investors, highlighting its potential in the rapidly evolving aerospace sector.

Orbital Composites specializes in the fields of 3D printing, Composites, robotics automation, and carbon fiber. Their Robotic automation offers tremendous advantages at the fraction of the cost of traditional manufacturing systems, including scalability, and complex 3D printing on curves.

BotFactory sells desktop enterprise 3D printing solutions using inkjet nanotechnology, computer vision, and artificial intelligence to fabricate complete electronic boards in a few hours, greatly accelerating our customers' time to market. Applications are diverse, including flexible electronics, e-textiles, drone tech, IoT, distributed manufacturing, and professional R&D services.

BotFactory sells desktop enterprise 3D printing solutions using inkjet nanotechnology, computer vision, and artificial intelligence to fabricate complete electronic boards in a few hours, greatly accelerating our customers' time to market. Applications are diverse, including flexible electronics, e-textiles, drone tech, IoT, distributed manufacturing, and professional R&D services.

BotFactory sells desktop enterprise 3D printing solutions using inkjet nanotechnology, computer vision, and artificial intelligence to fabricate complete electronic boards in a few hours, greatly accelerating our customers' time to market. Applications are diverse, including flexible electronics, e-textiles, drone tech, IoT, distributed manufacturing, and professional R&D services.

Vantage Robotics, LLC is a technology company based in San Leandro, California, specializing in the development and manufacture of camera drones. Established in 2013, Vantage Robotics has created the Snap, a flying camera designed for capturing high-quality photos and videos with ease, particularly for commercial applications. The Snap has garnered significant attention, achieving over $1 million in pre-sales and securing a notable FAA waiver for commercial use near people. This innovation addresses the ease of use challenges in the competitive $7 billion camera drone market. Major companies such as Apple and Amazon have expressed interest in distributing Snap, with projected annual sales exceeding $100 million. The company's technology features advanced gimbal control and precise motor mechanisms, resulting in a lightweight and durable design suitable for various commercial and government applications. Vantage Robotics began shipping Snap in the second quarter of 2017, receiving positive reviews for its performance and usability.

Vantage Robotics, LLC is a technology company based in San Leandro, California, specializing in the development and manufacture of camera drones. Established in 2013, Vantage Robotics has created the Snap, a flying camera designed for capturing high-quality photos and videos with ease, particularly for commercial applications. The Snap has garnered significant attention, achieving over $1 million in pre-sales and securing a notable FAA waiver for commercial use near people. This innovation addresses the ease of use challenges in the competitive $7 billion camera drone market. Major companies such as Apple and Amazon have expressed interest in distributing Snap, with projected annual sales exceeding $100 million. The company's technology features advanced gimbal control and precise motor mechanisms, resulting in a lightweight and durable design suitable for various commercial and government applications. Vantage Robotics began shipping Snap in the second quarter of 2017, receiving positive reviews for its performance and usability.