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We consent to the incorporation by reference in the Registration Statement (Form S-8 No. 333-250894) pertaining to the Sotera Health Company 2020 Omnibus Incentive Plan of our reports dated February 27, 2024, with respect to the consolidated financial statements and schedule of Sotera Health Company, and the effectiveness of internal control over financial reporting of Sotera Health Company, included in this Annual Report (Form 10-K) for the year ended December 31, 2023.