On October 31, 2022, Jonathon Penn informed the board of directors of Diversey Holdings, Ltd. (the Company) of his intention to resign his position on the Board, effective November 1, 2022. The company expresses gratitude to Mr. Penn for his contributions to the Board and the Company. Mr. Penn's departure is not related to any disagreement with the Company or the Board regarding any matter related to the Company's operations, policies or practices.

On November 1, 2022, the Board appointed Emily Ashworth to fill the vacancy on the Board resulting from the resignation of Mr. Penn, due to her broad experience as a Chief Information Officer and Chief Technology Officer, her experience in the private equity industry, as well as her perspective as a representative of shareholder, with such appointment effective on November 1, 2022. Ms. Ashworth is not expected to receive compensation for service as a member of the Board. The Board does not currently plan to appoint Ms. Ashworth to any committees of the Board.

Ms. Ashworth was nominated by Bain Capital to serve as a member of the Board pursuant to the Investor Rights Agreement dated March 29, 2021 among the Company, Bain Capital and the other shareholders identified therein. Ms. Ashworth has a B.Sc. in Industrial Engineering and a B.Sc.

in Liberal Studies from the University of Central Florida, and a M.Sc. in Industrial Engineering from the University of Tennessee.