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 platform assets total $1.7 billion*

    • 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, TortoiseEcofin has approximately $8.6 billion in assets under management through a family of registered investment advisors as of 4/30/2021. Ecofin Investments, LLC is the parent of registered investment advisers Ecofin Advisors, LLC and Ecofin Advisors Limited (collectively “Ecofin”). Ecofin has approximately $1.4 billion in assets under management as of 4/30/2021. The remainder is comprised of Ecofin branded products or products managed by the team through an affiliated adviser.

Sustainable Infrastructure​

  • Clean energy/power networks
  • Waste transition: waste-to-energy, waste-to-value
  • Broad economic infrastructure
  • Digital payments

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Energy Transition

  • Electrification
  • Clean transportation
  • Industrial & building efficiency

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Water & Environment

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

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Social Impact

  • Education
  • Senior living
  • Medical care centers

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Ecofin is a sustainable investment firm dedicated to uniting ecology and finance. Our mission is to generate strong risk-adjusted returns while optimizing investors’ impact on society. We are socially-minded, ESG-attentive investors, harnessing years of expertise investing in sustainable infrastructure, energy transition, clean water & environment and social impact. 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, water, education, healthcare and sustainable communities.