UNITED STATES SECURITIES AND EXCHANGE C OMMISSION WASHINGTON, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ____________ to ____________ Commission file number: 001-41581 SAFE AND GREEN DEVELOPMENT CORPORATION (Exact name of registrant as specified in its charter) Delaware 87-1375 ...