AEVEX Corp. (NYSE:AVEX), a portfolio company of Madison Dearborn Partners' funds and a global leader in cutting-edge unmanned systems, today announced the commencement of a public offering of its Class A common stock by AEVEX and certain selling stockholders (the "Offering"). AEVEX is offering 5,726,157 shares of Class A common stock and the selling stockholders are offering 2,273,843 shares of Class A common stock pursuant to a registration statement on Form S-1 (the "Registration Statement") filed with the U.S. Securities and Exchange Commission (the "SEC"). In addition, AEVEX and the selling stockholders identified in the Registration Statement intend to grant the underwriters a 30-day option to purchase up to an additional 858,923 and 341,077 shares of Class A common stock from AEVEX and the selling stockholders, respectively, at the public offering price, less underwriting discounts and commissions. The Offering is subject to market and other conditions, and there can be no assurance as to whether or when the Offering may be completed.

Goldman Sachs & Co. LLC, BofA Securities and Jefferies are acting as joint lead bookrunning managers for the proposed Offering.

The proposed Offering will be made only by means of a prospectus. Before you invest, you should read the prospectus and other documents AEVEX has filed with the SEC for more complete information about AEVEX and the proposed Offering. A copy of the preliminary prospectus related to the proposed Offering may be obtained for free by visiting EDGAR on the SEC's website at www.sec.gov. Alternatively, a copy of the preliminary prospectus related to the proposed Offering may be obtained from: Goldman Sachs & Co. LLC, Attention: Prospectus Department, 200 West Street, New York, New York 10282, by telephone at (866) 471-2526 or by email at prospectus-ny@ny.email.gs.com; BofA Securities, Attention: Prospectus Department, NC1-022-02-25, 201 North Tryon Street, Charlotte, North Carolina 28255-0001 or by email at dg.prospectus_requests@bofa.com; and Jefferies LLC, Attention: Equity Syndicate Prospectus Department, 520 Madison Avenue, New York, New York 10022, by telephone at (877) 821-7388 or by email at Prospectus_Department@Jefferies.com.

A registration statement relating to these securities has been filed with the SEC but has not yet become effective. These securities may not be sold, nor may offers to buy be accepted, prior to the time the Registration Statement becomes effective. This press release shall not constitute an offer to sell or the solicitation of an offer to buy these securities, nor shall there be any sale of these securities in any state or jurisdiction in which such an offer, solicitation, or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction. Any offers, solicitations or offers to buy, or any sales of securities will be made in accordance with the registration requirements of the Securities Act of 1933, as amended.

About AEVEX Corp.

AEVEX Corp. (NYSE:AVEX) is a leading U.S. defense technology company delivering autonomous unmanned systems, AI‑enabled mission software, and advanced ISR and electronic warfare solutions for national security customers. With vertically integrated engineering, rapid prototyping, and high‑volume manufacturing across multiple U.S. locations, AEVEX provides affordable, front‑line‑ready capabilities designed for contested and GPS‑denied environments. AEVEX's mission is to strengthen deterrence, enhance warfighter effectiveness, and help ensure the United States maintains technological and industrial advantage in the era of autonomy.

Forward-Looking Statement

This press release contains "forward-looking statements" including, but not limited to, statements regarding the proposed Offering and other statements regarding AEVEX's future expectations, beliefs, plans, objectives, financial condition, assumptions, future events, or performance that are not historical facts. In some cases, you can identify forward-looking statements because they contain words such as "enable," "demonstrate," "may," "will," "expects," "plans," "anticipates," "could," "would," "target", "intends," "support," and "believes." There may also be negative words or other similar terms or expressions that concern our expectations, strategy, plans, or intentions. Not all forward-looking statements contain such identifying words. The inclusion of forward-looking statements should not be regarded as a representation that such plans, estimates, or expectations will be achieved. Readers are cautioned not to place undue reliance on the forward-looking statements contained herein, which speak only as of the date hereof. These statements are based on management's current expectations, assumptions, and beliefs concerning future developments, which are inherently subject to uncertainties, risks, and changes in circumstances that are difficult to predict. We cannot assure you that the events reflected in the forward-looking statements will occur; actual events could differ materially from those described in the forward-looking statements. In addition to the risks and uncertainties of our ordinary business operations and conditions in the general economy and markets in which we compete, the forward-looking statements in this press release are subject to the risks, uncertainties, and other factors disclosed in our filings with the SEC, including our Registration Statement on Form S-1 filed with the SEC on June 1, 2026 in connection with the proposed Offering, which risks, uncertainties, and other factors could cause actual events to differ materially from those described in the forward-looking statements. Any forward-looking statement speaks only as of the date as of which such statement is made, and except as required by law, we undertake no obligation to update or revise publicly any forward-looking statements whether because of new information, future events; etc.

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Media Contact:

Brian Manning

bmanning@aevex.com

AEVEX Corp. Announces Launch of Proposed Public Offering