Ameresco Announces Appointment of Interim Chief Financial Officer

Ameresco, Inc. (NYSE:AMRC), a leading energy efficiency and renewable energy company, today announced that, effective October 1, it has appointed Mark Chiplock, 48, as Vice President, Interim Chief Financial Officer, Treasurer and Chief Accounting Officer effective immediately.

Mr. Chiplock joined the Company as Corporate Controller in June 2014 and has served as Vice President of Finance and Corporate Controller since April 2016. Prior to Ameresco, he served as Vice President, Finance of GlassHouse Technologies, a data center infrastructure consulting firm, from June 2012 to May 2014.

This appointment follows the departure of its Chief Financial Officer, John Granara, effective October 1. Ameresco has initiated an external search for a successor Chief Financial Officer.

The Company noted that Mr. Granara’s departure is not related to any issues or disagreements on the Company’s financial statement disclosures or accounting policies or practices.

About Ameresco, Inc.

Founded in 2000, Ameresco, Inc. (NYSE: AMRC) is a leading independent provider of comprehensive services, energy efficiency, infrastructure upgrades, asset sustainability and renewable energy solutions for businesses and organizations throughout North America and Europe. Ameresco’s sustainability services include upgrades to a facility’s energy infrastructure and the development, construction and operation of renewable energy plants. Ameresco has successfully completed energy saving, environmentally responsible projects with Federal, state and local governments, healthcare and educational institutions, housing authorities, and commercial and industrial customers. With its corporate headquarters in Framingham, MA, Ameresco has more than 1,000 employees providing local expertise in the United States, Canada, and the United Kingdom. For more information, visit www.ameresco.com.