Eve Holding, Inc.

Eve Holding, Inc. (the “Company”) is unable, without unreasonable effort or expense, to file its Annual Report on Form 10-K for the year ended December 31, 2022 (the “Annual Report”) by the prescribed due date because the Company, due to delays in prior filings, requires additional time to complete its financial statement review process. The Company is working diligently and plans to file the Annual Report within the prescribed period provided by Rule 12b-25

Eve Holding, Inc. (the “ Company ” ) has determined that it is unable, without unreasonable effort or expense, to file its Quarterly Report on Form 10-Q for the fiscal quarter ended September 30 , 202 2 (the “ Third Quarter Form 10-Q ” ) by the prescribed due date for the reasons described below. As previously disclosed, i n September 2022, in connection with the preparation of an amendment to a registration statement, the Company reviewed its accounting for certain warrants to acquire an aggregate of 24,200,000 shares of common stock, that were issued and became exercisable at the closing on May 9, 2022 of the transactions contemplated by the Business Combination Agreement, dated as of December 21, 2021, by and among the Company, Embraer S.A., Embraer Aircraft Holding, Inc. and EVE UAM, LLC (the “ Closing ” ). On September 23, 2022, the Audit Committee of the Board of Directors of the Company (the “ Audit Committee ” ), after considering the recommendations of management regarding the accounting treatment for the warrants described above, concluded that the Company ’ s condensed consolidated financial statements included in the Company ’ s Form 10-Q for the quarter ended June 30, 2022 should not be relied upon. See the Company’s Current Report on Form 8-K filed with the U.S. Securities and Exchange Commission (the “SEC”) on September 29, 2022 for additional information. On November 10, 2022, in connection with the Company’s previously disclosed continuing assessment of its financial statements, the Audit Committee concluded that two additional adjustments should be made to the Company’s historical financial statements, which adjustments relate to (i) the valuation and recognition of certain share-based payments and (ii) the recognition of previously disclosed transaction

Zanite Acquisition Corp. (the “Company”) has determined that it is unable, without unreasonable effort or expense, to file its Quarterly Report on Form 10-Q for the fiscal quarter ended March 31, 2021 (the “Q1 2021 Form 10-Q”) by the prescribed due date for the reasons described below. On April 12, 2021, the Staff of the U.S. Securities and Exchange Commission (the “SEC”) issued the “Staff Statement on Accounting and Reporting Considerations for Warrants Issued by Special Purpose Acquisition Companies (“SPACs”) (the “SEC Statement”), which clarified guidance for all SPACs regarding the accounting and reporting for their warrants. Following review of the SEC Statement, the Company reevaluated the accounting treatment of its public warrants and private placement warrants (collectively, the “Warrants”) as equity, and concluded that, based on the SEC Statement, the Warrants should be, and should previously have been, classified as a liability measured at fair value, with non-cash fair value adjustments recorded in earnings at each reporting period. The Company is currently determining the extent of the SEC Statement’s impact on its financial statements, including the financial statements as of and for the fiscal quarter ended March 31, 2021 included in the Q1 2021 Form 10-Q (the “Q1 2021 Financials”). The Company is working diligently to complete the Q1 2021 Form 10-Q as soon as possible; however, given the scope of the process for determining the appropriate treatment of the Warrants in accordance with the SEC Statement, the Company is unable to complete and file the Q1 2021 Form 10-Q by the required due date of May 17, 2021 without unreasonable effort and expense. The Company expects to file such report as soon as practicable