Impact Fund Investors in Environment & Conservation

Access Ventures is an innovative impact multiplier that leverages catalytic capital to drive economic prosperity, social equity, and environmental sustainability in communities. They operate as dreamers, doers, and risk-takers who use blended finance approaches to create lasting transformative change, guided by the belief that people are at the heart of any true community transformation. Their mission is to revolutionize the global investment landscape through a blended finance approach and a "one-pocket mindset," proving that financial return and social impact can coexist while improving access and agency for all. They meet complex challenges with creativity, high tolerance for risk, and willingness to be catalytic with capital, emphasizing the development of the next generation of change-makers. Access Ventures serves as a catalyst for change in the impact investing ecosystem, bridging gaps between traditional finance and social impact through their deep understanding of catalytic and blended finance strategies. With 10 years of experience empowering change, they have established themselves as community-focused impact multipliers who teach, advise, and invest in ways that yield both high financial returns and significant community impact, fostering a resilient and dynamic economy where every person can thrive.

Acumen is a venture philanthropy organization that invests in visionary entrepreneurs building transformational companies from seed to scale. They focus on funding bold entrepreneurs who are creating inclusive solutions across sectors like sustainable agriculture, quality education, renewable energy, healthy communities, dignified jobs, and gender equality. Their mission is to break the cycle of poverty through patient capital investments in high-innovation, high-impact enterprises. They operate by deploying philanthropic capital to shape markets and support entrepreneurs who are addressing the world's toughest poverty-related challenges, investing where traditional funders won't. Acumen Ventures has established itself as a significant force in the impact investing ecosystem since 2001, with an A to Z directory of portfolio companies spanning over two decades. They matter because they've reinvented the rules of return, prioritizing impact alongside financial sustainability and helping to demonstrate that venture philanthropy can drive meaningful systemic change in underserved communities globally.

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.

Beartooth Group specializes in making ranch properties more valuable both financially and ecologically across the American West. They work with landowners through various financial solutions including full or partial sales, adding investment partners to fund operations and acquisitions, restructuring existing partnerships, and other personalized approaches. Their mission centers on preserving the American West's vast open landscapes, wildlife, family ranches, and supportive communities in the face of rapid change. They operate by working closely with landowners to achieve their desired outcomes while navigating complex legal challenges, neighbor relationships, and family needs that often accompany ranch transactions. Beartooth Group positions itself as bringing new financial tools to address the challenges facing the changing American West. They serve as a critical bridge in the ecosystem, helping preserve ranch properties and rural communities by providing innovative investment capital solutions that traditional financial tools cannot adequately address.

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.

Breakthrough Energy is a climate-focused investment and innovation platform founded by Bill Gates to accelerate the transition to a net-zero economy. The organization supports cutting-edge climate technologies, policy initiatives, research, and investment vehicles designed to reduce greenhouse gas emissions at global scale. Breakthrough Energy works across venture investing, project financing, policy advocacy, and ecosystem development to help scale breakthrough solutions in energy, manufacturing, transportation, agriculture, and industrial decarbonization.

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.

Climate Fund Managers (CFM) is a for-profit investment manager specializing in climate finance across emerging markets in Africa, Asia, and Latin America. The firm uses blended finance structuring to attract public and private capital for high-impact climate investments, with over USD 2 billion in assets under management and targeting an additional USD 6 billion. CFM provides complete lifecycle financing solutions for infrastructure developers, covering development, construction, and operational stages of projects. Their investment approach focuses on climate change mitigation and adaptation in areas most affected by climate consequences, delivering both environmental impact and risk-adjusted returns to investors.

Conservation Resources is a leading alternative investment specialist focused on impact real assets, founded in 2004. The firm specializes in acquiring off-market timberland, farmland and downstream assets in North America, applying regenerative management and innovative deal sourcing to generate competitive returns and measurable environmental outcomes. Built with a vision that environmental and financial value are complementary and mutually accretive, Conservation Resources has been leading the way in natural capital investments that protect and restore the environment while seeking competitive financial returns for investors. The firm is registered as an investment adviser with the U.S. Securities and Exchange Commission.

EcoEnterprises Fund is an impact investment fund that has pioneered investing in nature-based solutions for over two decades. The fund uses tailored financial instruments including mezzanine equity and debt to drive growth in companies focused on natural climate solutions that preserve biodiversity while contributing to local economies in Latin America. Their investment portfolio spans regenerative agriculture, agroforestry, certified forestry, circular systems, blue economy, ecotourism, and emerging climate-tech opportunities. With a track record of generating $3.1 billion in sales, supporting over 150,000 smallholder farmers, benefiting 823,000+ local people, and protecting 24.9+ million acres, EcoEnterprises Fund demonstrates measurable impact. The fund emphasizes gender-inclusive and women-led companies, particularly those collaborating with Indigenous communities to boost incomes and create more equitable societies. As a certified B Corp and ImpactAssets 50 Emeritus Fund, they maintain high standards of social and environmental impact.

Finance Earth is a UK-based impact investment firm and FCA-regulated fund manager focused on unlocking private capital for conservation, climate solutions, and community development. The organization designs and manages innovative environmental finance vehicles that help scale projects delivering measurable benefits for nature, climate, and people. Founded on the belief that philanthropy and public funding alone cannot address global environmental challenges, Finance Earth develops blended finance structures that attract institutional, philanthropic, and private investors into high-impact environmental projects. The organization works across fund management, advisory services, and accelerator programs to create investment opportunities that support biodiversity restoration, sustainable land use, natural capital, climate resilience, and community prosperity. Through its specialist expertise in environmental markets and impact investing, Finance Earth helps governments, nonprofits, businesses, and investors build financing models that generate both environmental outcomes and sustainable financial returns.

Gratitude Railroad is a community-driven impact investment firm and investor network focused on backing mission-driven businesses and private market funds addressing major social and environmental challenges. The firm invests in early to growth stage companies advancing planetary health, economic resilience, human well-being, and sustainable systems change. Beyond capital, Gratitude Railroad operates as a collaborative community of asset owners, investors, and impact leaders committed to learning, convening, and deploying capital toward a more regenerative and equitable future.

Sea Forward Ocean Health Fund is a collaborative, multi-donor impact fund dedicated to accelerating solutions that support a healthy and thriving ocean. Administered through ImpactAssets, the fund combines impact investing, grantmaking, education, and community building to support innovative approaches to ocean conservation and restoration. Sea Forward focuses on sustainable aquaculture, biodiversity protection, climate resilience, circular economy solutions, regenerative nature-based approaches, and science-based monitoring technologies. Through both investments and grants, the fund supports entrepreneurs, nonprofits, researchers, and ecosystem builders working to address some of the most pressing challenges facing marine environments and coastal communities. Beyond capital deployment, Sea Forward serves as an ocean impact learning community, bringing together philanthropists, impact investors, scientists, conservation leaders, and innovators to foster collaboration, share knowledge, and accelerate positive change for the ocean. The fund is led by marine biologist and ocean conservation advocate Laura Francis, whose decades of experience in marine education and conservation inform the fund’s strategic approach.

The Conservation Fund is a land conservation organization that has protected over 9 million acres across all 50 states over 40 years. They create nature-based solutions for climate protection, sustainable economies, and vibrant communities by moving quickly to acquire and conserve at-risk landscapes before they're lost. The organization specializes in navigating complex land acquisitions and bridging gaps for conservation partners who need time to act. Their integrated approach connects environmental protection with economic opportunity, believing that nature and people depend on each other. The Conservation Fund tackles pressing challenges including climate change, wildlife conservation, sustaining working forests, and providing rural communities with opportunities and access to healthy food. They maintain a 4-star rating on Charity Navigator and have been accredited by the Land Trust Accreditation Commission.

The Ecosystem Integrity Fund (EIF) is an early growth stage venture capital fund that invests in companies contributing to environmental sustainability. The fund focuses on the economic transformation being driven by the shift toward environmental sustainability across major industries, viewing this as the next phase of the Industrial Revolution. EIF's mission is to use private capital to accelerate the transition to sustainability, resulting in a healthier planet, healthier communities, and strong economic growth. The fund seeks to demonstrate that there is no trade-off between positive environmental impact and outstanding financial returns, believing that sustainability fundamentally makes things better through improved efficiency, functionality, and reduced costs.