Hannon Armstrong Sustainable Infrastructure Capital, Inc., commonly known as Hannon Armstrong, is a leading player in the sustainable infrastructure investment sector. Headquartered in the United States, the company primarily operates across North America, focusing on financing projects that promote renewable energy and energy efficiency. Founded in 1981, Hannon Armstrong has achieved significant milestones, including its public listing in 2013, which marked a pivotal moment in its growth trajectory. The firm offers a unique suite of financial products and services, including debt and equity financing for sustainable infrastructure projects. Hannon Armstrong distinguishes itself through its commitment to environmental sustainability and its extensive expertise in the energy sector. With a strong market position, the company has garnered recognition for its innovative approach to financing, contributing to a greener economy while delivering value to its investors.
How does Hannon Armstrong's carbon action stack up? DitchCarbon scores companies based on their carbon action and commitment to reducing emissions. Read about our methodology to learn more.
Mean score of companies in the Other Services industry. Comparing a company's score to the industry average can give you a sense of how well the company is doing compared to its peers.
Hannon Armstrong's score of 45 is higher than 68% of the industry. This can give you a sense of how well the company is doing compared to its peers.
In 2024, Hannon Armstrong reported total carbon emissions of approximately 200,000 kg CO2e, all attributed to Scope 3 emissions, with no reported Scope 1 or Scope 2 emissions. The company aims to reduce its Scope 1 and Scope 2 emissions to near zero by 2025, as part of its near-term climate commitments. Hannon Armstrong's long-term targets, aligned with the Science Based Targets initiative (SBTi), cover 81.7% of its total investment and lending activities, reflecting a commitment to net-zero emissions across all scopes by 2050. The company is classified as a financial institution and has set near-term targets consistent with limiting global warming to 1.5°C, with a target year of 2030 for these reductions. The emissions data is not cascaded from any parent organization, and all figures are derived directly from Hannon Armstrong's disclosures. The company continues to focus on sustainable infrastructure investments, reinforcing its commitment to climate action and emissions reduction.
Access structured emissions data, company-specific emission factors, and source documents
| 2018 | 2020 | 2021 | 2022 | |
|---|---|---|---|---|
| Scope 1 | - | - | - | - |
| Scope 2 | - | - | - | - |
| Scope 3 | 365,000 | 000,000 | 000,000 | 00,000,000 |
Hannon Armstrong's Scope 3 emissions, which increased significantly last year and increased significantly since 2018, demonstrating supply chain emissions tracking. Nearly all of their carbon footprint comes from suppliers and value chain emissions, representing nearly all emissions under the GHG Protocol, with "Investments" representing nearly all of their reported Scope 3 footprint.
Climate goals typically focus on 2030 interim targets and 2050 net-zero commitments, aligned with global frameworks like the Paris Agreement and Science Based Targets initiative (SBTi) to ensure alignment with global climate goals.
Hannon Armstrong has established climate goals through participation in recognized frameworks and target-setting initiatives. Companies often set interim 2030 targets and long-term 2050 net-zero goals to demonstrate measurable progress toward decarbonization.


Common questions about Hannon Armstrong's sustainability data and climate commitments