Company Overview

Climate-Positive Investors

Based in Annapolis, Maryland, Hannon Armstrong (NYSE: HASI) is the first U.S. public company solely dedicated to investments in climate change solutions, providing capital to leading companies in energy efficiency, renewable energy, and other sustainable infrastructure markets.

With more than $6 billion in managed assets as of December 31, 2019, Hannon Armstrong’s core purpose is to make climate-positive investments with superior risk-adjusted returns.

Our History

We’ve accomplished much over the last four decades, and our unique heritage and pioneering spirit in clean energy finance still shape the way we do business today. Learn more about where we came from and where we’re headed with climate-positive investing.
$2.1 Billion Portfolio by Market - pie chart

Deep Experience and Strong Partnerships

Our management team has extensive relevant industry knowledge and experience, dating back more than 30 years. We have long-standing relationships with the leading energy service companies (ESCOs), manufacturers, project developers, utilities, owners and operators. Our origination strategy is to use these relationships to generate recurring, programmatic investment opportunities. Additionally, we have relationships with the leading banks, investment banks, and institutional investors from which we receive additional investment opportunities.


We actively engage with a number of clean energy industry organizations, environmental NGOs and nonprofits with whom we are proud to be affiliated, including:

Hannon Armstrong Securities, LLC

Hannon Armstrong Securities, LLC, is a registered broker-dealer, member of FINRA and SIPC and subsidiary of Hannon Armstrong Sustainable Infrastructure Capital, Inc.