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Key people at Echo River Capital.
Echo River Capital is an early-stage venture capital firm based in Belvedere, California, that invests globally in water technology startups focused on digitizing, decarbonizing, and decentralizing the water cycle. The firm provides capital, strategic advice, and operational expertise to early-stage companies addressing water scarcity, quality, infrastructure resilience, and broader climate challenges. While specific assets under management remain undisclosed, the firm currently manages one closed venture fund launched in April 2023 and has a second active fund in the market as of January 2025. The firm's investment portfolio features emerging startups developing smart water innovations and green chemistry platforms, including recognizable companies like Irrigreen, Swan Systems, ManholeMetrics, and Solidec. Operating as a certified B Corporation, the organization was recently recognized as an ImpactAssets 50 Emerging Impact Manager. Echo River Capital was founded in 2022 by Peter Yolles.
Key people at Echo River Capital.
Echo River Capital is an early-stage venture capital firm focused on investing globally in water technology startups that aim to Digitize, Decarbonize, and Decentralize the water cycle—the "Three D's of Watertech." Their mission is to foster innovations that address critical global water challenges by improving human health, environmental sustainability, and climate resilience through technology. The firm targets key sectors such as advanced water treatment, digital water management solutions, resource recovery, and infrastructure optimization, actively supporting startups beyond capital by leveraging deep industry expertise and networks to accelerate adoption and scale impact[1][2][3].
Founded in 2021 by water industry veteran Peter Yolles, Echo River Capital emerged from Yolles’s experience leading WaterSmart Software and his vision to create lasting environmental benefits through targeted watertech investments. The firm has developed a unique co-investment model that combines traditional venture capital, corporate strategic investors, and impact-focused foundations to de-risk early-stage investments and speed market entry. Echo River also integrates rigorous impact measurement, aligning portfolio companies with United Nations Sustainable Development Goal 6 and quantifying water savings, pollution reduction, and greenhouse gas emissions avoided[1][3][4][6].
Echo River Capital rides the critical global trend of increasing water scarcity and climate-driven water system stress, including droughts, floods, and infrastructure challenges. The timing is crucial as water systems face tipping points due to climate change and resource depletion. By investing in technologies that digitize water management, reduce carbon footprints, and decentralize water supply and treatment, Echo River supports the transformation of water infrastructure toward sustainability and resilience. Their influence extends beyond funding by shaping a collaborative ecosystem that accelerates innovation adoption and aligns with global sustainability goals[1][3][6].
Looking ahead, Echo River Capital is poised to expand its impact by scaling its co-investment model and deepening its portfolio’s technological and environmental contributions. Trends such as AI-driven water management, decentralized water reuse, and climate-adaptive infrastructure will likely shape their investment focus. As water challenges intensify globally, Echo River’s role as a specialized, impact-focused early-stage investor will become increasingly vital in driving sustainable water solutions that harmonize human needs with nature, fulfilling their vision of freshwater harmony through technology[1][4][6].
Echo River Capital has 4 tracked investments across 4 companies. The latest tracked deal is $2.0M Seed in Solidec in July 2025.
