As filed with the U.S. Securities and Exchange Commission on August 25, 2025 Registration No. 333-[●] UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 CALLAN JMB INC. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Nevada 7389 99-0931141 (I.R.S. Employer Identification Number) 244 Flightline Drive Spring Branch, Texas 78070 ...

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 ...

As filed with the U.S. Securities and Exchange Commission on December 17, 2024 Registration No. 333-282879 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 3 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 CALLAN JMB INC. (Exact name of registrant as specified in its charter) | Nevada | | --- | (Address, including zip code, and telephone number, including area code, of registrant's principal executive offices) Mr. Wayne Williams Chief Executive Office ...

As filed with the U.S. Securities and Exchange Commission on November 25, 2024 Registration No. 333-282879 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 2 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 CALLAN JMB INC. (Exact name of registrant as specified in its charter) | Nevada | | --- | (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Classification Code Number) Nevada 7389 99-0931141 (I.R.S. Employer ...

As filed with the U.S. Securities and Exchange Commission on October 29, 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 CALLAN JMB INC. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Nevada 7389 99-0931141 (I.R.S. Employer Identification Number) 244 Flightline Drive Spring Branch, Texas 78070-6 ...