On March 1, 2024, Sotera Health Company and Sotera Health Holdings, LLC (SHH) entered into Amendment No. 3 (the Amendment) to the First Lien Credit Agreement dated as of December 13, 2019 by and among the Company, SHH, certain subsidiaries of the Company, JPMorgan Chase Bank, N.A., as First Lien Administrative Agent and the lenders and issuing banks party thereto (the Credit Agreement). Among other changes, the Amendment provides (i) for new commitments under the existing revolving credit facility (the Revolving Credit Facility) to replace existing revolving commitments in an aggregate principal amount of $83,000,000, (ii) that certain of the lenders providing revolving credit commitments shall also provide additional commitments for the issuance of letters of credit under the Revolving Credit Facility in an aggregate principal amount of $37,500,000 and (iii) for the extension of the maturity date of the Revolving Credit Facility to the earlier of (a) March 1, 2029, and (b) the date that is 91 days prior to the maturity date of the Company?s existing term loans.

The Amendment does not give effect to any other material changes to the terms and conditions of the Credit Agreement, including with respect to the amount of commitments under the Revolving Credit Facility which remains $423.750 million, the representations and warranties, events of default, affirmative or negative covenants.