Company: NINE
Filing Date: 2025-03-06
Form Type: DEF 14A
Source: 0001193125-25-048494
Chunk: 1

Company: Nine Energy Service, Inc.
Filing Date: 2025-03-06
Form: DEF 14A
Chunk 1
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 Board of Directors of the Company (the “Board”) recommends you vote (i) “FOR” the election of each of the nominees named in the accompanying proxy statement to the Board, (ii) “FOR” the ratification of the appointment of PricewaterhouseCoopers LLP as our independent registered public accounting firm for the fiscal year ending December 31, 2025, (iii) “FOR” the approval, on an advisory basis, of the compensation of our named executive officers and (iv) “FOR” the approval of the Third Amendment to the Nine Energy Service, Inc. 2011 Stock Incentive Plan.

The Board has fixed March 3, 2025 as the record date for determining stockholders entitled to receive notice of, and to vote at, the Annual Meeting or any adjournment or postponement thereof. Only stockholders of record at the close of business on that date will be entitled to notice of, and to vote at, the Annual Meeting or any adjournment or postponement thereof. The Annual Meeting will begin promptly at 8:00 a.m., Central Time. Check-in will begin at 7:45 a.m., Central Time, and you should allow ample time for the check-in procedures.

Your vote is very important. Regardless of whether you plan to attend the Annual Meeting, we hope you will vote as soon as possible in advance of the Annual Meeting by one of the methods described in the accompanying proxy statement.

By Order of the Board of Directors

Ann G. Fox

President, Chief Executive Officer and Director

Houston, Texas

March 6, 2025**

<div align='center'>**Important Notice Regarding the Availability of Proxy Materials for the Nine Energy Service, Inc. Stockholder Meeting to be Held on May 2, 2025:

The proxy materials, including our 2024 Annual Report, are available at https://investor.nineenergyservice.com.**</div>

TABLE OF CONTENTS Page

| GENERAL INFORMATION                                                                         |     |   1 |
| QUESTIONS AND ANSWERS ABOUT THE ANNUAL MEETING                                              |     |   3 |
| DIRECTORS AND EXECUTIVE OFFICERS                                                            |     |   7 |
| CORPORATE GOVERNANCE                                                                        |     |  13 |
| EXECUTIVE AND DIRECTOR COMPENSATION                                                         |     |  20 |
| SECURITIES AUTHORIZED FOR ISSUANCE UNDER EQUITY COMPENSATION PLANS                          |     |