Ameresco to Participate at Upcoming Conferences

• On August 12, 2025, Ameresco’s President and Chief Executive Officer, George Sakellaris, and Senior Vice President and Chief Investment Officer, Josh Baribeau, will host a fireside chat and investor meetings at Canaccord Genuity’s 45^th Annual Growth Conference. This event will take place at the InterContinental Hotel in Boston, MA.

• On September 9, 2025, Ameresco’s Senior Vice President and Chief Investment Officer, Joshua Baribeau, and Senior Vice President of Solar Project Development, Jon Mancini, will host investor meetings at the 12^th Annual ROTH Solar & Storage Symposium in conjunction with the RE+ 25 clean energy event. This event will take place at The Venetian Las Vegas in Las Vegas, NV.

• On September 17, 2025, Ameresco’s Senior Vice President and Chief Investment Officer, Joshua Baribeau, and Senior Vice President of Marketing and Communications, Leila Dillon, will host investor meetings at the BNP ‘Power Up’ Conference. This event will take place at The Times Square EDITION in New York, NY.

About Ameresco, Inc.

Founded in 2000, Ameresco, Inc. (NYSE:AMRC) is a leading energy solutions provider dedicated to helping customers reduce costs, enhance resilience, and decarbonize to net zero in the global energy transition. Our comprehensive portfolio includes implementing smart energy efficiency solutions, upgrading aging infrastructure, and developing, constructing, and operating distributed energy resources. As a trusted full-service partner, Ameresco shows the way by reducing energy use and delivering energy infrastructure solutions to Federal, state and local governments, utilities, educational and healthcare institutions, housing authorities, and commercial and industrial customers. Headquartered 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.