Additional Proxy Soliciting Materials (Form DEFA14A)

Your Vote Counts! *Please check the meeting materials for any special requirements for meeting attendance. Smartphone users Point your camera here and vote without entering a control number For complete information and to vote, visit www.ProxyVote.com Control # V91403-P47013 Vote Virtually at the Meeting* June 4, 2026 10:00 A.M. Mountain Time Virtually at: www.virtualshareholdermeeting.com/GTES2026 You invested in GATES INDUSTRIAL CORPORATION PLC and it's time to vote! You have the right to vote on proposals being presented at the Annual General Meeting. This is an important notice regarding the availability of proxy materials for the shareholder meeting to be held on June 4, 2026. Get informed before you vote View the Notice, Proxy Statement and 2025 Annual Report online OR you can receive a free paper or email copy of the material(s) by requesting prior to May 21, 2026. If you would like to request a copy of the material(s) for this and/or future shareholder meetings, you may (1) visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to [email protected]. If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy. GATES INDUSTRIAL CORPORATION PLC 1144 FIFTEENTH ST. SUITE 1400 DENVER, CO 80202 GATES INDUSTRIAL CORPORATION PLC 2026 Annual General Meeting Vote by June 3, 2026 11:59 PM ET

Vote at www.ProxyVote.com THIS IS NOT A VOTABLE BALLOT This is an overview of the proposals being presented at the upcoming shareholder meeting. Please follow the instructions on the reverse side to vote these important matters. Prefer to receive an email instead? While voting on www.ProxyVote.com, be sure to click "Delivery Settings". 1. Election of Directors: For Nominees: 1a. Joseph S. Cantie 1b. Fredrik Eliasson For 1c. James W. Ireland, III For 1d. Ivo Jurek For 1e. Stephanie K. Mains For 1f. Wilson S. Neely For 1g. Neil P. Simpkins For 1h. Molly P. Zhang For 2. To approve, on an advisory basis, the compensation of the Company's named executive officers. For 3. To approve, on an advisory basis, the Directors' Remuneration Report in accordance with the requirements of the U.K. Companies Act 2006. For 4. To ratify the appointment of Deloitte & Touche LLP as the Company's independent registered public accounting firm for the year ending December 31, 2026. For 5. To re-appoint Deloitte LLP as the Company's U.K. statutory auditor under the U.K. Companies Act 2006. For 6. To authorize the Audit Committee of the Board of Directors to determine the remuneration of Deloitte LLP as the Company's U.K. statutory auditor. For 7. To authorize the board of directors to allot equity securities in the Company. For 8. As a special resolution: Subject to the passing of proposal 7, to authorize the board of directors to allot equity securities without pre-emptive rights. For NOTE: Such other business as may properly come before the meeting or any adjournment thereof. Voting Items Board Recommends V91404-P47013