Ameresco, Inc. announced that David J. Corrsin resigned as a Class II director and Executive Vice President and General Counsel on August 17, 2026, effective immediately. Following his retirement from executive roles, Mr. Corrsin will continue serving the company as Special Legal Advisor. He has been a director since the company's formation in 2000. The filing states that the resignation was not due to any disagreement regarding operations or policies. Ameresco operates in the energy efficiency and renewable energy industry, providing sustainable infrastructure solutions.