"I am excited to join the Board of Directors at Ameresco, a true pioneer in the energy solutions industry. As we look to a net zero future, the need for tailored energy solutions in large customer segments is clear," said Charles Patton. "Energy efficiency, distributive solutions, renewable energy and technology will certainly converge to enable the further electrification of our society. I sincerely believe that Ameresco can be a leader in realizing our net zero goals in the US as well as at a global scale. I am thrilled to join a team of talented and visionary leadership to guide the company's growth through this opportunity." "We are absolutely thrilled to welcome Charles to our Board of Directors and believe his experience in executive management will bring a unique perspective to our operations," said George P. Sakellaris, Chairman, President and CEO of Ameresco.