A curated collection of prominent angel investor syndicates and networks dedicated to funding early-stage startups in renewable energy, carbon capture, sustainable agriculture, and circular economy solutions. These groups provide capital, mentorship, and strategic connections to founders tackling urgent environmental challenges.
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Founded by Bill Gates and other notable leaders, this network invests in companies accelerating the transition to zero-emission energy. They focus on deep-tech innovations in hard-to-abate sectors like steel, cement, and long-duration energy storage.
An angel investment firm exclusively focused on early-stage climate tech startups. They back founders developing technologies that can measurably reduce greenhouse gas emissions, providing both capital and operational expertise in energy, food, and industry.
A specialized network of individual investors supporting carbon removal technologies and direct air capture solutions. Members are typically industry experts or high-net-worth individuals passionate about scaling carbon extraction technologies globally.
While Y Combinator is a broad accelerator, their dedicated climate tech track focuses specifically on sustainability startups. Selected companies receive funding, mentorship, and access to a network of angels who are specifically looking for green tech opportunities.
An early-stage fund and angel network focusing on carbon management and removal technologies. They invest in companies that provide tools for measuring, reducing, and removing carbon from the atmosphere, supporting the emerging carbon markets.
A community of high-net-worth individuals and professionals dedicated to investing in early-stage climate solutions. They operate as a syndicate, allowing members to co-invest in promising startups focused on energy efficiency, renewables, and sustainable materials.
Although primarily a VC firm, they frequently partner with angel networks and syndicates for pre-seed investments in climate tech. They focus on software and hardware solutions that drive decarbonization across industrial and energy sectors.
A collaborative network of angel investors and family offices that pool resources to fund early-stage climate startups. They emphasize impact alongside financial returns, supporting innovations in renewable energy, water sustainability, and circular economy models.
A venture capital and angel network focused on the energy transition. They connect startups with corporate partners and individual investors interested in smart grid technologies, electric vehicles, and energy efficiency solutions.
An angel investor group dedicated to sustainable business models and climate-resilient technologies. They support founders developing solutions for sustainable agriculture, waste reduction, and renewable energy infrastructure through direct investment and mentorship.
A global network of angel investors specializing in early-stage climate technology startups. They provide capital and strategic guidance to founders working on innovations in carbon capture, green hydrogen, and sustainable supply chains.
An investment firm and angel network focused on sustainable business models across developed and emerging markets. They invest in companies that offer solutions to environmental challenges, including clean energy, sustainable food, and resource efficiency.
A consortium of angel investors and philanthropists who collaborate to fund early-stage climate solutions. They provide funding and strategic support to startups developing technologies for carbon removal, renewable energy, and sustainable agriculture.
A network of individual investors dedicated to supporting eco-friendly startups across various sectors. They focus on early-stage companies in sustainable fashion, green building materials, and clean technology, providing both capital and industry connections.
A specialized angel network focusing on solar energy and distributed generation technologies. They invest in startups developing next-generation photovoltaic materials, energy storage solutions, and solar installation services to accelerate the solar transition.
An angel group dedicated to funding startups in the carbon capture, utilization, and storage (CCUS) sector. They support technologies that remove CO2 from the atmosphere or capture it at the source, providing capital and regulatory expertise.
A network of investors focused on agtech and sustainable food systems. They back startups developing alternative proteins, precision agriculture tools, and soil health technologies to reduce the environmental impact of global food production.
An angel group specializing in water technology and sustainability solutions. They invest in startups developing water purification, desalination, and wastewater treatment technologies to address global water scarcity and pollution challenges.
A network of investors focused on the electric vehicle ecosystem and related infrastructure. They support startups developing battery technologies, charging networks, and EV manufacturing innovations to accelerate the transition to electric mobility.
An investor network dedicated to circular economy startups. They back companies developing solutions for waste reduction, recycling, and resource recovery, supporting business models that keep materials in use for as long as possible.