 INDIANAPOLIS, Feb. 23, 2021 GLOBE NEWSWIRE -- Infrastructure and Energy Alternatives, Inc. NASDAQ: IEA IEA or the Company, a leading infrastructure construction company with renewable energy and specialty civil expertise, today announced that it will issue its financial results for the fourth quarter and full year ended December 31, 2020 after market close on Monday, March 8th. Management will conduct a conference call on Tuesday, March 9th at 11:00 am Eastern Time to discuss the quarterly results. 