Consent of Independent Registered Public Accounting Firm

We hereby consent to the incorporation by reference in the Registration Statements on Form F-3 (No. 333-285430 and No. 333-283358) of SEALSQ Corp of our report dated April 20, 2023, relating to the consolidated financial statements of WISeKey Semiconductors SAS (SEALSQ Corp Predecessor) for the year ended December 31, 2022, appearing in the Company’s Annual Report on Form 20-F for the year ended December 31, 2024.

Lyon, France, March 20, 2025