Document

We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No. 333-240286), Form S-8 (No. 333-232878), and Form S-8 (No. 333-265137) of Sunnova Energy International Inc. of our report dated February 23, 2023 relating to the financial statements and financial statement schedule and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.