United States securities and exchange commission logo February 7, 2024 Carlos Moreira Chief Executive Officer SEALSQ Corp Avenue Louis-Casa 58 1216 Cointrin, Switzerland Re: SEALSQ Corp Registration Statement on Form F-1 Filed on February 5, 2024 File No. 333-276877 Dear Carlos Moreira: This is to advise you that we have not reviewed and will not review your registration statement. Please refer to Rules 460 and 461 regarding requests for acceleration. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Please contact Bradley Ecker at 202-551-4985 with any questions. Sincerely, Division of Corporation Finance Office of Manufacturing