On November 19, 2020, the Board of Directors of Infrastructure and Energy Alternatives, Inc. based on the recommendation of the Company's Corporate Governance and Nominating Committee and a majority of its independent directors, elected Laurene Bielski Mahon to serve as a Class III member of the Board. Ms. Mahon will serve until the 2023 annual meeting of shareholders, or until her successor is elected and qualified or her earlier death, resignation, removal or retirement. Ms. Mahon will serve on the Audit Committee. There are no arrangements or understandings between Ms. Mahon and any other persons pursuant to which Ms. Mahon was elected to serve as a director. The Company has determined that neither Ms. Mahon, nor any of her immediate family members, has or had, a direct or indirect material interest in any transaction in which the Company or any of the Company's subsidiaries was or is a participant, that would be required to be disclosed under Item 404(a) of SEC Regulation S-K.