Exhibit 23.2
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in this Registration Statement on Form S-3 of our report dated March 8, 2021, relating to the financial statements of Infrastructure and Energy Alternatives, Inc., appearing in the Annual Report on Form 10-K of Infrastructure and Energy Alternatives, Inc. for the year ended December 31, 2020. We also consent to the reference to us under the heading "Experts" in such Registration Statement.
/s/ Deloitte & Touche LLP
Indianapolis, Indiana
November 8, 2021