Company: ACCO
Filing Date: 2025-03-28
Form Type: DEF 14A
Source: 0000950170-25-046374
Chunk: 88

Company: ACCO BRANDS Corp
Filing Date: 2025-03-28
Form: DEF 14A
Chunk 88
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 SEE REVERSE SIDE. Shares represented by this proxy will be voted as directed by the stockholder. IF NO SUCH DIRECTIONS ARE INDICATED, THE PROXIES WILL HAVE AUTHORITY TO VOTE FOR THE ELECTION OF DIRECTORS, FOR PROPOSAL 2, FOR PROPOSAL 3, AND FOR PROPOSAL 4, AND IN ACCORDANCE WITH THE DISCRETION OF THE PROXIES ON ANY OTHER MATTERS AS MAY PROPERLY COME BEFORE THE ANNUAL MEETING. The proxies cannot vote your shares unless you sign and return this card.

<div align='center'>Important Notice Regarding the Availability of Proxy Materials for the
Annual Meeting of Stockholders to be held May 20, 2025.

The Proxy Statement and our 2024 Annual Report on Form 10-K are available at:https://web.viewproxy.com/ACCO/2025

To Attend the Annual Meeting:</div>

In order to attend the meeting, you must register athttps://web.viewproxy.com/ACCO/2025at least one hour prior to the start time of the meeting. On the day of the Annual Meeting, if you have properly registered, you may enter the meeting by clicking on the link and using the password you received in your registration confirmation email. Further instructions on how to attend and vote at the Annual Meeting are contained in the Proxy Statement.

The Board of Directors recommends that you vote FOR the Election of Directors and FOR proposals 2, 3, and 4. Proposal 1. Election of Directors

| NOMINEES:                  | FOR | AGAINST | ABSTAIN |
| (1)Joseph B. Burton        | ☐   | ☐       | ☐       |
| (2)Kathleen S. Dvorak      | ☐   | ☐       | ☐       |
| (3)Pradeep Jotwani         | ☐   | ☐       | ☐       |
| (4)Robert J. Keller        | ☐   | ☐       | ☐       |
| (5)Ron Lombardi            | ☐   | ☐       | ☐       |
| (6)Graciela I. Monteagudo  | ☐   | ☐       | ☐       |
| (7)E. Mark Rajkowski       | ☐   | ☐       | ☐       |
| (8)Elizabeth A. Simermeyer |