About Ecofin

Ecofin sits at the intersection of ecology and finance. We focus on sustainability and making an impact, harnessing years of investment expertise in essential services, infrastructure, water and the energy transition theme.

Ecofin is redefining the narrative on sustainable investing.
You don't have to compromise performance to make an impact.

Historical sustainable investing characteristics

  • Low returns, concessionary capital
  • Focus on exclusion of negatives
  • Government subsidized
  • Feel good, more talk than action

Ecofin's perspective on sustainable investing

  • High return potential in a growth sector
  • Inclusion of positives
  • Economically competitive
  • Do good, scaling businesses through technology


To identify global challenges in need of capital and create investment strategies that seek to optimize returns to investors and maximize the measurable impact to society

Who is Ecofin?

  • Ecofin is a family of specialist investment managers affiliated with Tortoise with roots dating back to the early 1990s

  • Ecofin’s expertise includes sustainable infrastructure, energy transition, water & environment and social impact

  • Ecofin capabilities account for nearly $1 billion under management*

    • Natural evolution of our long-term focus on essential assets

    • Expertise to invest across sustainability-focused public and private, equity and debt securities


* Parent company, Tortoise has approximately $8.3 billion* in assets under management through a family of registered investment advisors. Pro forma for the pending divestiture of the assets of Tortoise Credit Strategies, LLC (Tortoise’s traditional credit platform) which had AUM as of 6/30/2020 of $3.2 billion. The transaction closed on July 20, 2020. Ecofin capabilities include all Ecofin platform strategies.

Sustainable Infrastructure

  • Clean energy/
    power networks
  • Digital payments
  • Sustainable project finance

Learn More

Energy Transition

  • Clean transportation
  • Electrification
  • Industrial & building efficiency
  • Environment

Learn More

Water & Enviornment

  • Maximizing water supply
  • Improving water efficiency
  • Upgrading water infrastructure
  • Learn More

Social Impact

  • Education
  • Healthcare services
  • Housing services

Learn More

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. We are socially-minded, ESG-attentive investors, successfully harnessing years of expertise investing in social impact, sustainable infrastructure, energy transition and clean water & environment. Our strategies are accessible through a variety of investment solutions and seek to achieve positive impacts that align with UN Sustainable Development Goals by addressing pressing global issues surrounding climate action, clean energy and water, education, healthcare and sustainable communities.