Insider Transaction Report for Nicole E. Bulgarino

Nicole E. Bulgarino, Co-President of Ameresco, Inc., reported a transaction on September 10, 2026. She acquired 1875 shares of Class A Common Stock and disposed of 875 Restricted Stock Units (RSUs). These RSUs represent a contingent right to receive one share of Class A Common Stock each, vesting over two years with 25% vesting every six months, assuming continued service. Following these transactions, Ms. Bulgarino holds 61,171 shares of Class A Common Stock and 4,875 RSUs. The transactions were reported on Form 4, with the signature date of September 14, 2026.