REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 BERTO ACQUISITION CORP. (Exact name of registrant as specified in its charter) Cayman Islands 6770 99-4250815 As filed with the U.S. Securities and Exchange Commission on March 21, 2025. Registration No. 333-[●] UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 (State or other jurisdiction of incorporation or organization) (Address, including zip code, and telephone number, including area code, of registrant's principal e ...