Ameresco, Inc. EVP & General Counsel Retires; Director Resigns

What Happened
Ameresco, Inc. (AMRC) filed an 8-K reporting that David J. Corrsin, age 68, retired from his role as Executive Vice President and General Counsel and simultaneously resigned as a Class II director, effective August 17, 2026. Following his retirement, Mr. Corrsin will continue to serve the company as Special Legal Advisor. His resignation from the board was not due to any disagreement with the company. The report was signed by CEO George P. Sakellaris and filed August 19, 2026.

Key Details

• David J. Corrsin retired and resigned as a Class II director, effective August 17, 2026.
• Mr. Corrsin, 68, has served as a director since the company’s formation in 2000.
• After retirement, he will continue with Ameresco in a new role: Special Legal Advisor.
• The filing states the resignation was not due to any disagreement with the company; no replacement director was announced in this 8-K.

Why It Matters
This is a governance and leadership update: Ameresco is transitioning its long-serving general counsel out of an executive and board role while keeping him in an advisory capacity, which suggests continuity on legal matters. For investors, the item signals a board vacancy (Class II director) and a change in executive leadership, but the filing contains no indications of disputes or financial impact and does not name a successor. Monitor future filings or company announcements for any appointment to the vacant board seat or further executive succession details.