Climate Tech

AirMiners is a leading platform advancing the carbon dioxide removal (CDR) industry through community, education, and early-stage venture support. Founded in 2017, the organization brings together scientists, founders, investors, and operators to accelerate the development and deployment of carbon removal solutions. Through its Launchpad accelerator and Kiloton Fund, AirMiners supports early-stage startups building technologies to remove CO2 from the atmosphere. The platform also operates one of the largest communities in the CDR space, helping talent, capital, and ideas converge to scale the industry.

Aligned Climate Capital is a U.S.-based investment firm focused on accelerating the clean energy transition through investments in renewable energy and climate solutions. The firm backs both companies and infrastructure projects that reduce emissions, expand access to clean power, and support long-term decarbonization. Operating with a “doing good by doing good” philosophy, Aligned Climate Capital integrates rigorous impact measurement into its investment strategy. The firm also commits a portion of its carried interest to leading climate nonprofits, reinforcing its role as both an investor and ecosystem contributor.

Ashoka is one of the world’s leading organizations supporting social entrepreneurs. Founded in 1980, Ashoka pioneered the concept of social entrepreneurship and has built a global network of changemakers working to solve some of the world’s most pressing challenges. Through its flagship Ashoka Fellows program, the organization identifies and supports high-impact entrepreneurs with funding, mentorship, and a powerful global network. Ashoka’s broader mission is to create a world where everyone is a changemaker, embedding social innovation across education, business, and civil society.

Astanor Ventures is an impact investor that transforms the agrifood system by fostering innovation from "soil and sea to gut." They operate two complementary investment strategies - Astanor Venture for early-stage companies and Astanor Growth for scaling businesses across the entire agrifood value chain. Their mission centers on building a more resilient planet by investing at the intersection of planetary and human health, using food and agricultural systems as primary levers for change. They support ambitious entrepreneurs developing globally scalable solutions capable of driving systemic change, reconnecting planetary and human health through better nutrition and sustainable farming practices. As a global leader in impact investing, Astanor plays a crucial role in financing and scaling systemic disruption needed to reach ambitious targets set by the Paris Agreement and UN SDGs. With offices across Europe and the US, they demonstrate that there is no trade-off between return and impact - the more successful their portfolio businesses become, the greater the positive impact on both people and the planet.

Azolla Ventures is a climate-focused venture capital firm that invests in breakthrough technologies designed to avert catastrophic climate change. They partner with visionary founders at the earliest stages of venture development, where both risk and reward are at their highest levels. The fund operates with an impact-first approach, prioritizing investments that hold potential for large-scale greenhouse gas reductions while promoting a more just climate for all. Founded by Prime Coalition and enabled by catalytic capital, Azolla Ventures seeks out bold entrepreneurs from all corners and embraces opportunities that fall outside of traditional venture capital norms. Azolla Ventures plays a crucial role in the climate investment ecosystem by focusing specifically on ventures with the potential for gigaton-scale CO2 equivalent reductions. Their mission-aligned approach and willingness to take on high-risk, high-reward opportunities at the earliest stages helps bridge the gap between innovative climate solutions and the capital needed to scale them globally.

The Barr Foundation is a Boston-based philanthropic organization focused on advancing climate solutions, arts and creativity, and educational opportunity. Founded by Amos Hostetter Jr. and Barbara Hostetter, the foundation supports nonprofits and initiatives that drive systemic change and strengthen communities, particularly in the Boston region. Through long-term partnerships and flexible funding, Barr Foundation backs organizations working on climate resilience, clean energy transition, public education, and cultural vibrancy. Its approach emphasizes collaboration, innovation, and scaling solutions that can deliver lasting impact.

Better Society Capital is the UK’s leading social impact investor, focused on growing the flow of capital into solutions that address social challenges and inequalities. Established in 2012, the organization acts as a market builder, connecting investors, government, and social enterprises to scale impact investing across the UK. Rather than only deploying capital, Better Society Capital plays a catalytic role in developing the broader ecosystem, helping expand the UK impact investment market to over £11 billion while committing more than £1 billion directly into funds and enterprises.

Better Ventures is an early-stage impact venture capital firm investing in founders building solutions to some of the world’s most pressing challenges. The firm backs companies across climate, health, circular economy, PropTech, and sustainable consumer sectors, with a focus on scalable technologies that deliver measurable impact. Operating with an “impact + return” philosophy, Better Ventures supports entrepreneurs not just with capital, but with access to a curated network of operators, angels, and advisors. The firm positions founders as the drivers of change, helping them scale companies that generate both financial returns and meaningful environmental and social outcomes.

Beyond Impact is an impact investment firm focused on accelerating the transition to a more sustainable, animal-free economy. Founded in 2017, the firm backs companies developing alternatives to animal-based products across food, materials, pharmaceuticals, and consumer goods. The firm’s mission centers on building a “kinder, cleaner, healthier world” by investing in scalable businesses that reduce environmental damage, eliminate animal suffering, and improve human health. Its portfolio targets high-growth sectors such as plant-based foods, alternative proteins, and next-generation biomaterials.

Bloomberg Philanthropies is the philanthropic organization of Michael Bloomberg, focused on improving lives at scale across the globe. The foundation works across more than 150 countries, supporting initiatives in public health, climate, education, government innovation, and the arts. Its approach combines data-driven decision-making with deep partnerships across governments, nonprofits, and institutions. Bloomberg Philanthropies is known for backing large-scale, measurable programs that aim to deliver systemic change and improve outcomes for millions of people worldwide.

Burnt Island Ventures is a specialized investment firm that finds, funds, and supports the best entrepreneurs and founders in the water sector. They focus on water technology innovations that help water and wastewater services reach people and businesses at the right quality, quantity, price, place, and time, positioning themselves as experts in one of the most undercapitalized areas of climate and infrastructure innovation. Their mission is grounded in the belief that climate change is fundamentally water change, and that water is the medium through which society will experience the effects of a warming earth. The firm operates with the philosophy that the strongest impact compounds alongside strong commercial outcomes, working to manage Earth's most precious resource through strategic investments and founder support. Burnt Island Ventures plays a critical role in the water innovation ecosystem by bringing deep sector expertise and an extensive network to support portfolio companies. Their impact extends beyond capital, as evidenced by portfolio companies already delivering measurable outcomes including billions of gallons of water processed, hundreds of millions of gallons saved, and major improvements in incident response, treatment, reuse, and energy systems.

Carbon Equity is the world's leading climate fund investor that specializes in unlocking climate private equity opportunities for individual investors. They focus on investing in pioneering energy and climate tech companies that are handpicked by top investment teams around the world, offering access to carefully curated portfolio funds. Their mission centers on helping investors use their capital to fight climate change and shape the future net zero economy. Carbon Equity operates by creating portfolio funds that include multiple funds managed by top climate investors globally, making it easier for individuals to access high-quality climate investments that were previously available only to institutional investors. Carbon Equity plays a crucial role in democratizing climate investing by bridging the gap between individual investors and impactful climate solutions. They matter because they enable more people to participate in funding the transition to a net zero economy while offering strong risk-adjusted returns, effectively scaling climate finance beyond traditional institutional boundaries.

Cerulean Ventures is a $10 million pre-seed venture capital firm that backs founders building asset-light, rapid scaling software companies focused on climate solutions. They specifically target companies applying AI to build exponential solutions for nature and climate change. Their mission is to bring climate solutions to market quickly while fighting greenwashing and moving the climate economy beyond the green premium. Unlike traditional climate investors who focus on niche markets with green premiums or first-of-a-kind moonshots with decades-long timelines, Cerulean takes a different approach by identifying systemic leverage points where proprietary data, compute, AI scaling, and fintech solutions can rapidly scale. Cerulean matters in the ecosystem because they focus on transforming large economic sectors that have been resistant to digital transformation, including mining, niche manufacturing, soft tropical commodities, pharma supply chains, and emerging markets of natural capital and biodiversity. They position themselves as addressing the gap in climate investing by targeting systemic change rather than status quo business model disruptions.

Climate Collective is a leading innovation network that specializes in putting digital technologies to work for climate and nature at scale. They focus on connecting AI and digital tools with environmental impact, running innovation programs and building AI fluency across climate and nature nonprofits. The organization operates by connecting innovators, nonprofits, and global leaders to turn technology into lasting climate and nature impact. They accomplish this through running innovation programs, building AI fluency across climate and nature organizations, and convening sustainability leaders and technologists to foster collaboration and knowledge sharing. Climate Collective plays a crucial role in the ecosystem by bridging the gap between technology innovation and environmental impact. Their flagship AI Explorers Summit brings together 100 leaders annually and is co-hosted by major organizations like Conservation International, UNDP, and TechChange, demonstrating their significant influence in shaping how AI is responsibly deployed for climate and nature solutions.

Elemental Impact is a nonprofit investor focused on climate technologies that deliver deep community impact. They invest in entrepreneurs building technologies across multiple sectors including energy, industry, food and agriculture, nature, water, and transportation. The organization operates as both a direct investor and fund manager, having launched Earthshot Ventures, a $94M venture fund in 2021. The organization takes a four-pronged approach to investing in companies and filling gaps in the market, utilizing catalytic capital to scale climate solutions. Their mission centers on building an investing platform that scales climate technology with real local impact, combining financial returns with meaningful environmental and community benefits. They focus on deploying projects both across the United States and internationally. With over a decade of experience in the climate investing space, Elemental Impact has established itself as a significant player in the climate technology ecosystem. They have built partnerships with major organizations including Speed & Scale, McKinsey & Co., Stanford Doerr School of Sustainability, Energy Innovation, and Breakthrough Energy Ventures. Their comprehensive approach combining direct investment, fund management, and ecosystem building positions them as an important catalyst for climate technology innovation and deployment.

Future Planet Capital is an impact-led venture capital firm that backs innovative companies emerging from the world's top universities and research ecosystems. They focus on investing in high-growth companies that are solving global challenges profitably, with their investments mapped against the UN Sustainable Development Goals including climate change, education, health, security, and sustainable growth. The firm operates with a mission to connect the biggest investors with the brightest minds, using a data-driven approach powered by a unique algorithm that tracks over 500,000 inputs to systematically score and benchmark the world's most innovative companies. Founded in the UK with a global outlook and reach, they have developed a practical approach to assess a company's impact potential and integrate this into their decision-making across each stage of the investment life cycle. With over $460M in assets under management and 160 portfolio companies across various geographies and stages, Future Planet Capital has established significant impact in the venture capital ecosystem. Over the past 25 years, they have been the founding investor in 8 unicorns and profitably exited over 60 businesses, demonstrating their ability to identify and nurture companies that can deliver both financial returns and positive societal impact.

The Grantham Foundation for the Protection of the Environment operates through both philanthropic grants and strategic investments to address climate change and environmental degradation. They focus on protecting and improving the health of the global environment through a dual approach of funding environmental advocacy, applied research into climate solutions, and investing in entrepreneurs building green industries and technologies. Their mission is to protect and conserve the natural environment, with communication and collaboration as top priorities to build widespread public support for preventing catastrophic climate change. The Foundation operates as a 501(c)(3) private foundation with five Grantham family trustees, while also working through The Jeremy and Hannelore Grantham Environmental Trust, a public charity with independent trustees from major environmental organizations including Rare, The Nature Conservancy, World Wildlife Fund US, and Rocky Mountain Institute. Established by Jeremy and Hannelore Grantham, the Foundation plays a significant role in the environmental ecosystem by addressing what they identify as humanity's greatest challenge - climate change and the race against time to avoid existential threats. Their impact matters because they recognize that environmental philanthropic resources are immense compared to available funding, making strategic alliances and targeted investments in both advocacy and technological innovation crucial for preventing catastrophic environmental change.

Greentown Labs is the world's largest climatetech and energy incubator, operating as a 501(c)(3) nonprofit organization that supports entrepreneurs developing climate solutions. They provide incubation services, membership programs, and resources to startups working across various sectors including agriculture, buildings, electricity, manufacturing, transportation, and resilience adaptation. Their mission centers on catalyzing climate solutions at speed and scale by bringing together entrepreneurs with innovation, corporate leaders with scale, investors with capital, and philanthropists with support. They operate as a community-driven organization with locations in Boston and Houston, fostering collaboration between startups, corporations, and other stakeholders in the climatetech ecosystem. Greentown Labs serves as a critical hub in the climatetech ecosystem, connecting entrepreneurs with the resources, mentorship, and partnerships needed to transform society through energy innovation. Their comprehensive approach to supporting climate entrepreneurs positions them as a key player in addressing the climate challenge through technological innovation and community building.

Katapult is a Norwegian impact investor that accelerates and invests in technology companies solving the world's greatest challenges. They focus on highly scalable impact tech startups, with specific investment programs including Katapult Ocean for startups with positive ocean impact and Katapult Africa for climate-tech startups addressing Africa's pressing challenges. The organization operates through a comprehensive platform approach, combining investment with accelerator programs to strengthen their support for promising impact tech startups. Since 2017, they have conducted 10 flagship accelerator programs and 3 corporate accelerators, while also establishing the Katapult Foundation in 2020 to focus on building the impact community and education around impact investment. Katapult has established significant influence in the global impact investment ecosystem, having invested in 169 companies across 47 different countries. Their platform approach enables domain experts to launch lean and efficient investment vehicles, while initiatives like Katapult Future Fest, Katapult X, and the Nordic Investment Network help build the broader impact investing community and demonstrate their commitment to scaling both profit and impact.

LowCarbon.Earth is a climate-tech accelerator that supports early-stage startups developing innovative solutions to tackle climate change and environmental challenges across the Asia-Pacific region. The program focuses on sustainable goods and services addressing climate change, nature loss, and pollution across core sectors including renewable energy, mobility, air quality, and sustainable agriculture. Launched in collaboration with the United Nations Environment Programme (UNEP) by Massive Earth Foundation, the accelerator operates through intensive bootcamps, workshops, mentorship programs, networking sessions, and investor pitch opportunities. Their mission centers on catalyzing climate action by empowering passionate founders and creating scalable, impactful solutions for a sustainable future. Since inception, LowCarbon.Earth has established itself as a significant force in the Asia-Pacific climate innovation landscape, having evaluated over 3,000 startups and supported more than 180 through their programs. The accelerator has gained recognition through national media coverage including CNBC Awaaz and has built a vibrant community of founders, industry leaders, investors, and VCs who collectively shape climate-tech innovation across the region.

Lowercarbon Capital is a venture capital firm that invests in companies developing technologies to combat climate change through three primary approaches: slashing CO2 emissions, removing carbon from the atmosphere, and buying time to address planetary climate issues. They focus on backing what they call "kickass companies" that can make real money while addressing environmental challenges across sectors including energy, transportation, industrial materials, and agriculture. The firm operates on the philosophy that fixing the planet is good business and that market forces, rather than shame and guilt, will drive the necessary climate solutions. They combine hard science with ambitious goals, seeking companies that can deliver better, faster, and cheaper alternatives to fossil fuel-based technologies. Lowercarbon Capital plays a significant role in the climate tech ecosystem by funding innovative companies across diverse sectors from solar and wind energy storage to fusion technology, electric aviation, and carbon-free chemical production. Their portfolio includes companies like Antora, Commonwealth Fusion Systems, Heart Aerospace, and Solugen, positioning them as a key player in scaling climate solutions that can achieve commercial viability while delivering environmental impact.

MIT Solve is an initiative of MIT that provides social impact and entrepreneurship services, connecting startups with funding and resources to address global challenges. The organization launches open calls for exceptional and diverse solutions to pressing global problems from innovators anywhere in the world, focusing on areas including climate, economic prosperity, health, learning, indigenous communities, youth innovation, and innovative financing. MIT Solve operates on the belief that building a better future requires new voices and ideas from diverse sources. They run challenges to identify groundbreaking solutions, then provide selected innovators with the backing of MIT and their community of supporters to scale their impact and drive lasting change. The organization has established itself as a platform that bridges the gap between innovative solutions and the resources needed to implement them at scale. Over its ten-year history, MIT Solve has become a significant force in the global innovation ecosystem, having run over 100 challenges and received more than 26,800 applications from 185 countries. Their community of innovators and solutions have reached over 370 million lives worldwide, demonstrating tangible impact from refugee education in Lebanon to agricultural improvements in Ethiopia. The organization has mobilized over $80 million and forged over 1,000 partnerships, establishing itself as a crucial connector between social entrepreneurs and the resources they need to create meaningful change.

New Climate Ventures (NCV) is an early-stage venture capital firm that invests in innovative startups building the future of how we produce, power and consume. They focus on companies developing technologies for carbon reduction or avoidance, taking an active and diversified investment approach that leverages their expertise in energy, commodities, climate, technology, finance, and regulatory analysis. NCV's mission centers on the belief that a new industrial renaissance is underway where emerging technologies can transform our environmental impact without requiring lifestyle changes. They partner with entrepreneurs to navigate early stages of company development by providing operational guidance, investment expertise, team-building support, and mentoring, while connecting founders to their global network of investors, startups, and corporations. The firm plays a crucial role in the climate technology ecosystem by empowering entrepreneurs to turn visions into commercially successful companies that drive a cleaner, greener future. NCV is committed to sustainable best practices and integrates sustainability as the baseline for their investment thesis, positioning themselves as leaders in supporting technologies that achieve both commercial success and environmental impact.

Planet A Ventures is a European venture capital fund that supports founders tackling the world's largest environmental problems by investing in green technology startups. They focus on building the economy our planet needs by partnering with European green tech start-ups that have significant positive impact while building scalable businesses globally. Planet A operates as the first European VC with an in-house science team that calculates life cycle assessments to quantify the impact of startups before investment. Their scientists hold veto power over investments if there is no significant positive and quantifiable impact, ensuring a rigorous science-based approach with no greenwashing. They combine venture capital with scientific know-how to mentor and support founders in developing sustainable solutions. The fund is pioneering scientific impact investing as the new normal in venture capital, openly sharing their methods and results to inspire others to adopt a scientific approach to investment decisions. Through their operational platform and extensive network, they provide ongoing support beyond just capital, making environmental impact the central metric of success. Their portfolio includes innovative companies working on solutions from compostable materials and carbon mineralization to AI-powered sustainable supply chain decisions.

ReGen Ventures is an impact-focused venture capital firm that invests in foundational regenerative technologies designed to power a future of abundance. They focus on four core investment areas: clean energy, planetary intelligence, programmable matter, and adaptive robotics, partnering with founders who are building transformative technologies from the atomic to planetary scale. The firm operates with a mission to reimagine the world by supporting technologies that make regeneration inevitable, enabling infinite growth and prosperity on a finite planet. They take a hands-on approach with founders, providing comprehensive support that ranges from business modeling to personal wellness, emphasizing long-term sustainable returns over short-term wins. ReGen Ventures positions itself as an innovator in the investment space, paving a new path for what investments should be by focusing on root causes rather than symptoms of environmental challenges. They are building what they call a "ReGenerative Future" where climate change is reframed as an opportunity for transformation, backing founders with unreasonable ambition who alter understanding of what's possible in addressing planetary challenges.

Regeneration.VC is a venture capital firm that invests in early-stage Consumer ClimateTech startups focused on driving the circular economy through sustainable innovation in materials, consumer products, and carbon solutions. The firm specifically targets climate-focused companies that are working to transform unsustainable consumption models and create regenerative value chains. Their mission is to regenerate consumer industry value chains to meet planetary boundaries, recognizing that humanity currently consumes nearly twice what Earth can replenish and that 7 of the 9 planetary boundaries have been transgressed. They operate with a theory of change centered on transforming the "take-make-waste" consumption model that drives climate change and biodiversity loss by investing in solutions that enable circular and regenerative approaches. Regeneration.VC matters in the impact ecosystem because they take a rigorous, data-driven approach to measuring circularity and regenerative impact through their CRISP protocol, developed in partnership with Circle Economy Foundation. The fund brings together a multi-disciplined team of investors, entrepreneurs, scientists, and corporate leaders, with strategic advisor Leonardo DiCaprio, positioning them as a significant player in scaling breakthrough technologies that can deliver outsized net environmental benefits.

SOSV is a global venture capital firm and accelerator founded in 1995, operating one of the most active deep tech and life sciences investment programs in the world. The firm runs multiple accelerator programs, including HAX for hardware and robotics, IndieBio for life sciences and biotech, and Orbit for climate and sustainability — providing intensive company-building support alongside early-stage capital. With over $1.5 billion in AUM and a portfolio exceeding 1,000 companies across more than 70 countries, SOSV occupies a distinctive position in the venture landscape: a programmatic investor that takes companies from idea stage through to growth and beyond. The firm's accelerator model means it is often the first institutional check into a company, with follow-on capability through later rounds. SOSV has a strong impact orientation across its portfolio, with climate, food systems, health, and sustainability representing a significant share of its investments. Its programs in particular have become known as launchpads for companies working on hard scientific and engineering problems that require more than capital to succeed.

SustainVC is an impact-focused venture capital firm that backs innovative entrepreneurs working toward a sustainable, more equitable, and healthier world. The firm focuses on two primary impact areas: Climate & Sustainability, and Access & Opportunity, targeting companies that can deliver both positive impact and positive returns. Their mission centers on supporting entrepreneurs who share their vision of creating systemic change through market-driven solutions. SustainVC operates with the philosophy that profitable investments and meaningful impact can go hand in hand, seeking to accelerate positive change through strategic capital deployment. The firm plays an important role in the impact investing ecosystem by bridging the gap between traditional venture capital and social impact. With offices in Boston, Durham, and Philadelphia, SustainVC positions itself as a key player in supporting the growth of companies that can address critical societal and environmental challenges while generating strong financial returns.