As of December 12, 2025, Integrated Rail and Resources Acquisition Corp. was acquired by Tar Sands Holdings II, LLC, in a reverse merger transaction. Integrated Rail and Resources Acquisition Corp. does not have significant operations. The company focuses on effecting a merger, capital stock exchange, asset acquisition, stock purchase, reorganization, or similar business combination with one or more businesses. The company was incorporated in 2021 and is based in Winter Park, Florida. Integrated Rail and Resources Acquisition Corp. operates as a subsidiary of DHIP Natural Resources Investments, LLC.