Mount Rainier Acquisition Corp. (Nasdaq: RNER) is a blank check company that completed its initial public offering in 2021, targeting opportunities in the technology and consumer sectors. Sponsored by Mount Rainier Acquisition Holdings LLC, the company filed a definitive merger proxy statement (Form DEFM14A) with the Securities and Exchange Commission on December 9, 2022, under accession number 0001104659-22-125898, placing the SPAC in the late stage of its proposed business combination and shareholder vote process. The DEFM14A filing signals that the deal structure had been finalized and proxy materials were distributed to stockholders of record. Sign up for full data on SpacDesk to track RNER's complete filing history, deal timeline, and live status updates.