KLX Energy Services Holdings, Inc.

Additions to the Amended and Restated Certificate of Incorporation pursuant the Bylaw Supermajority Amendment contemplated by Proposal 4 are indicated below by bold, underlined text and deletions contemplated thereby are indicated below bystrike-out text. The full text of the Company’s currently applicable Amended and Restated Certificate of Incorporation was filed as an exhibit to the Company’s Quarterly Report on Form 10-Q filed with the SEC on September 8, 2020.

The proposed Bylaw Supermajority Amendment changes to Article IX are set forth below:

In furtherance and not in limitation of the powers conferred by the General Corporation Law, the Board shall expressly have the power to adopt, amend or repeal the Bylaws of the Corporation. Any adoption, amendment or repeal of the Bylaws of the Corporation by the Board shall require the approval of a majority of the entire Board. The stockholders shall also have the power to adopt, amend or repeal the Bylaws of the Corporation, provided, however, that, in addition to any vote of the holders of any class or series of stock of the Corporation required by law or by this Certificate of Incorporation, the affirmative vote of at least sixty-six andtwo-thirds percent (66 2/3%) a majority of the voting power of the then-outstanding voting stock of the Corporation, voting together as a single class, shall be required for our stockholders to amend, repeal or adopt any provision of the Bylaws of the Corporation.