BIG SKY INDUSTRIAL INC.

Information In this Annual Report on Form 10-K (this Report ), we may rely on and refer to information regarding the oil and gas industry or the industrial gas industry in general from market research reports, analyst reports and other publicly available information. Although we believe that this information is reliable, we cannot guarantee the accuracy and completeness of this information, we have not independently verified any of it and we have not commissioned any of the market or survey data that is presented in this Report. Please see the Glossary of Oil, Natural and Industrial Gas Terms above for a list of abbreviations and definitions used throughout this Report. Our fiscal year ends on December 31st. Interim results are presented on a quarterly basis for the quarters ended March 31st, June 30th, and September 30th, the first quarter, second quarter and third quarter, respectively, with the quarter ending December 31st being referenced herein as our fourth quarter. Fiscal 2025 means the year ended December 31, 2025, whereas fiscal 2024 means the year ended December 31, 2024. Unless the context requires otherwise, references to the Company, we, us, our, U.S. Energy, and U.S. Energy Corp. refer specifically to U.S. Energy Corp. and its consolidated subsidiaries.