As filed with the U.S. Securities and Exchange Commission on January 8, 2025 Registration No. 333-282879 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 4 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Classification Code Number) Nevada 7389 99-0931141 CALLAN JMB INC. (Exact name of registrant as specified in its charter) | Nevada | | --- | (I.R.S. Employer I ...