Underwriting AgreementSunnova Energy International Inc. • July 2nd, 2020 • Electric & other services combined • New York
Certain stockholders of Sunnova Energy International Inc., a Delaware corporation (the “Company”) and certain holders (the “Tortoise Selling Stockholders”) of the Company’s 9.75% senior convertible notes due 2025 (the “Convertible Notes”), in each case which are named in Schedule 2 hereto (the “Selling Stockholders”) severally, and not jointly, propose to sell to the several underwriters listed in Schedule 1 hereto (the “Underwriters”), for whom you are acting as representatives (the “Representatives”) an aggregate of 6,076,890 shares of common stock, par value $0.0001 per share, of the Company (the “Securities” and such 6,076,890 shares of Securities being hereinafter referred to as the “Underwritten Shares”). In addition, each of Energy Capital Partners III, LP, Energy Capital Partners III-A, LP, Energy Capital Partners III-B, LP, Energy Capital Partners III-C, LP, Energy Capital Partners III-D, LP and Energy Capital Partners III
