KLX Energy Services Holdings, Inc.

This summary highlights selected information in this Proxy Statement. Please review the entire Proxy Statement and the 2023 Annual Report before voting. Our 2023 fiscal year ended on December 31, 2023.

This Proxy Statement contains information related to the KLX Energy Services Holdings, Inc. (“KLXE,” “we,” “our,” “us” or the “Company”) 2024 Annual Meeting of Stockholders (the “Annual Meeting”). We are providing a Notice of Internet Availability of Proxy Materials (“Notice of Internet Availability”) instead of a paper copy of our proxy materials. The foregoing Notice of Annual Meeting of Stockholders, this Proxy Statement and the proxy card (“Proxy Card”), together with the Company’s 2023 Annual Report to Stockholders (the “2023 Annual Report”), which includes the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2023 (collectively, the “Proxy Materials”), are available to stockholders in connection with the solicitation of proxies by the Board for use at the Annual Meeting. The Notice of Internet Availability contains instructions on how to access these documents and how to cast your vote via the Internet. The Notice of Internet Availability also contains instructions on how to request a paper copy of our Proxy Materials. All stockholders who have so requested will receive a paper copy of the Proxy Materials by mail. We believe that this process allows us to provide our stockholders with the information they need on a more timely basis, while lowering the costs of printing and distributing our Proxy Materials.

On or around March 25, 2024, we began mailing a Notice of Internet Availability to our stockholders entitled to notice of and to vote at the Annual Meeting. We have also made the Proxy Materials available free of charge on our website at www.klx.com. Any information contained on or available through our website is not a part of, or incorporated into, this Proxy Statement and you should not consider it a part of the Proxy Materials. Interested parties may also obtain an electronic or printed copy of the Proxy Materials, free of charge, by sending a written request to KLX Energy Services Holdings, Inc. at 3040 Post Oak Boulevard, 15th Floor, Houston, TX 77056, Attn: Corporate Secretary, or by emailing ir@klx.com.