Ameresco Named Finalist for 2024 CSR & Diversity Awards by Ragan Communications

Ameresco, Inc., (NYSE: AMRC), a leading cleantech integrator specializing in energy efficiency and renewable energy, today is proud to announce that the company has been named a finalist for the 2024 CSR & Diversity Awards by Ragan Communications. This recognition highlights Ameresco's steadfast commitment to implementing sustainable practices and promoting diversity, equity, and inclusion (DEI) across its operations and community initiatives.

Ameresco's nomination was propelled by the company's comprehensive 2023 Impact Report, titled "Doing Well, by Doing Good: People, Planet, and Policy." This report highlights Ameresco's strategic efforts to create lasting environmental, social, and governance (ESG) outcomes. The report not only illustrates the company's ongoing commitment to sustainable practices but also showcases its focus on enhancing the lives of employees, customers, partners, and communities, all while preserving the planet.

Key Highlights from the 2023 Impact Report:

• Environmental Impact: Ameresco's initiatives and renewable energy assets prevented approximately 16 million metric tons of CO2 emissions in 2023 alone, contributing to over 110 million metric tons of CO2 avoided since the company's IPO in 2010.
• Diversity and Inclusion Initiatives: Ameresco has been instrumental in fostering a diverse and inclusive workplace through various programs, including monthly themed DEI initiatives and partnerships with organizations like STEM Like a Girl to increase representation in the clean energy sector.
• Employee Development: The company celebrated the completion of over 26,000 employee training hours in 2023 and introduced a mentorship program involving 150 participants, reinforcing its commitment to professional growth and career advancement.
• Community Engagement: Ameresco employees contributed over 3,000 volunteer hours in 2023, including a nationwide Earth Day Cleanup and participation in a company-wide Go Green Challenge focused on sustainability.

The 2023 Impact Report further emphasizes Ameresco's long-term goals, including achieving net-zero scope 1 and 2 emissions by 2040, reducing customers' carbon footprints by a cumulative 500 million metric tons by 2050, and maintaining a culture of safety and continuous development opportunities for employees.

"Sustainability and equity should go hand in hand, and it's an honor to be recognized by Ragan's CSR & Diversity Awards for our contributions," said George Sakellaris, President and CEO of Ameresco. "Driving meaningful environmental and social impact through our business practices and community initiatives remains a core focus, and we're proud to produce these all-encompassing impact reports annually."

For more information about Ameresco, visit www.ameresco.com.

About Ameresco, Inc.

Founded in 2000, Ameresco, Inc. (NYSE:AMRC) is a leading cleantech integrator and renewable energy asset developer, owner and operator. Our comprehensive portfolio includes solutions that help customers reduce costs, decarbonize to net zero, and build energy resiliency while leveraging smart, connected technologies. From implementing energy efficiency and infrastructure upgrades to developing, constructing, and operating distributed energy resources ? we are a trusted sustainability partner. Ameresco has successfully completed energy saving, environmentally responsible projects with Federal, state and local governments, utilities, healthcare and educational institutions, housing authorities, and commercial and industrial customers. With its corporate headquarters in Framingham, MA, Ameresco has more than 1,500 employees providing local expertise in North America and Europe. For more information, visit www.ameresco.com.