Ameresco Prices of Public Offering of Class A Common Stock

FRAMINGHAM, Mass.–(BUSINESS WIRE)–Ameresco, Inc., (NYSE: AMRC), a leading clean technology integrator specializing in energy efficiency and renewable energy, today announced the pricing of its underwritten public offering of 3,200,000 shares of its Class A common stock at a public offering price of $44.00 per share. The offering consists of 2,500,000 shares offered by Ameresco and 700,000 shares offered by certain selling stockholders. The underwriters have the option to purchase up to 375,000 additional shares from Ameresco and up to 105,000 additional shares from a certain selling stockholder at the public offering price, less the underwriting discount, to cover overallotments, if any. The gross proceeds to Ameresco from the offering, before deducting underwriting discounts and commissions and offering expenses payable by Ameresco, are expected to be approximately $110.0 million. Ameresco will not receive any proceeds from the sale of the shares by the selling stockholders. The offering is expected to close on March 9, 2021, subject to the satisfaction of customary closing conditions.

BofA Securities and Oppenheimer & Co. Inc. are acting as lead joint book-running managers and representatives of the underwriters for the offering. Baird, Canaccord Genuity, Guggenheim Securities and William Blair are also acting as joint book-running managers for the offering. Roth Capital Partners and Craig-Hallum are acting as co-managers for the offering.

Ameresco intends to use the net proceeds from this offering to repay in full the outstanding U.S. dollar balance under its revolving senior secured credit facility and for general corporate purposes, including potential tack on acquisitions, working capital and capital expenditures.

The shares are being offered pursuant to a shelf registration statement on Form S-3ASR, which became automatically effective upon filing with the Securities and Exchange Commission (SEC) on March 4, 2021.

About Ameresco, Inc.

Founded in 2000, Ameresco, Inc. (NYSE:AMRC) is a leading independent clean technology integrator 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.