Ecofin is the Bridge Connecting Ecology and Finance

Investing to help solve the world’s greatest challenges without compromising performance.

Focused on performance. Committed to sustainability.

We aim to deliver strong risk-adjusted returns to our clients while tackling some of the planet’s biggest challenges. Companies dedicated to sustainable operations are experiencing historic growth and lower costs of capital from the convergence of technological innovation, government & corporate policy action and consumer activism.

Ecofin was selected for the ImpactAssets 50 2021 (IA 50). The firms that were ultimately selected for the IA 50 2021 were chosen to represent experienced managers across a breadth of geographies, asset classes and impact areas of focus.

IA 50 Fund Managers: Experienced impact fund managers with a minimum 3 year track record and $25M AUM.

Click here for more information on criteria.

Race To Zero is a global campaign to rally leadership and support from businesses, cities, regions, investors for a healthy, resilient, zero carbon recovery that prevents future threats, creates decent jobs, and unlocks inclusive, sustainable growth.

We are proud to support this initiative by joining the Net-Zero Asset Manager Alliance. Learn more about the alliance and see the other members here.

We see today's global challenges as opportunities to generate returns and make an impact

940 million

people across the globe lack access to electricity

Source: Our World in Data, November 2019

3 billion

people lack access to clean fuels for cooking

Source: Our World in Data, November 2019


of all water produced is lost during transmission and distribution

Source: AquaVenture Holdings, Bank of America Merrill Lynch, Citi, McKinsey, RBC Capital Markets and Xylem as of 30 June 2020

$4.6 trillion

annual global spending required on economic infrastructure to meet the UN’s SDGs and keep pace with projected growth

Source: Global Infrastructure Hub, Oxford Economics (electricity, airports, roads & rail, telecoms, sea ports)

$475 billion

investment-grade senior housing and care market (estimated)

Source: NIC Investment Guide – Investing in Seniors Housing & Care Properties, Sixth Edition

$1 trillion

private sector investment needed in water access and sanitation by 2030 (projected)

Source: Brookings, Global Infrastructure Hub, McKinsey, NCE, OECD and World Bank

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Featured Perspectives

Commentary Water & Environment 9/30/2021

Investing in water: Making an impact without sacrificing performance

We invest in what we believe are essential assets, those that are critical to the economy, have h...

About Ecofin

Ecofin unites ecology and finance and has roots back to the early 1990s. Our mission is to generate strong risk-adjusted returns and measurable impacts. We invest in essential assets and services that contribute to more sustainable human ecosystems and communities.

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$1.8 billion




Our strategies are accessible through a variety of investment solutions and seek to achieve positive impacts that align with UN Sustainable Development Goals. Learn More

* Parent company, TortoiseEcofin has approximately $8.8 billion in assets under management through a family of registered investment advisors as of 10/31/2021. Ecofin Investments, LLC is the parent of registered investment advisers Ecofin Advisors, LLC and Ecofin Advisors Limited (collectively “Ecofin”). Ecofin has approximately $1.5 billion in assets under management as of 10/31/2021. The remainder is comprised of Ecofin branded products or products managed by the team through an affiliated adviser.