As filed with the U.S. Securities and Exchange Commission on September 30, 2024. Registration No. 333-[·] UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 A SPAC III Acquisition Corp. (Exact name of registrant as specified in its charter) (Primary Standard Industrial Classification Code Number) British Virgin Islands 6770 N/A (I.R.S. Employer Identification Number) The Sun's Group Center, 29th Floor, 200 Gloucester Road, ...