 INDIANAPOLIS, July 28, 2021 GLOBE NEWSWIRE -- Infrastructure and Energy Alternatives, Inc. NASDAQ: IEA IEA or the Company, today announced that it intends to offer and sell shares of common stock and, to certain investors in lieu thereof, pre-funded warrants to purchase shares of common stock, in an underwritten public offering. As part of the proposed offering, IEA expects to grant the underwriters a 30-day option to purchase up to an additional 15 of the aggregate number of shares of common stock and the shares of common stock underlying any pre-funded warrants that are sold in the offering, at the public offering price less the underwriting discounts and commissions. The offering is subject to market conditions, and there can be no assurance as to whether or when the offering may be completed, or as to the actual size or terms of the offering. All of the securities in the offering are being sold by IEA. 