ALTENERGY ACQUISITION CORP. 9th Floor New York, NY 10022Subscription Agreement • April 29th, 2021 • AltEnergy Acquisition Corp • Blank checks • New York
Contract Type FiledApril 29th, 2021 Company Industry JurisdictionWe are pleased to accept the offer AltEnergy Acquisition Sponsor, LLC (the “Subscriber” or “you”) has made to purchase 5,750,000 shares (“Founder Shares”) of Class B common stock, $0.0001 par value per share (the “Class B Common Stock” together with all other classes of Company (as defined below) common stock, the “Common Stock”), of AltEnergy Acquisition Corp., a Delaware corporation (the “Company”), up to 750,000 of which are subject to forfeiture by you if the underwriters of the proposed initial public offering (“IPO”) of the Company pursuant to the registration statement on Form S-1 expected to be filed by the Company in connection with the IPO (the “Registration Statement”) do not fully exercise their over-allotment option (the “Over-allotment Option”) as described below. The terms (this “Agreement”) on which the Company is willing to sell the Founder Shares to the Subscriber, and the Company and the Subscriber’s agreements regarding such Founder Shares, are as follows: