Mount Rainier Acquisition Corp. (Nasdaq: RNER) is a blank check company sponsored by Mount Rainier Acquisition Holdings LLC that completed its initial public offering in 2021, targeting acquisition opportunities in the technology, media, and telecommunications sectors with a focus on businesses operating in or with significant exposure to Asian markets. The company filed an 8-K with the Securities and Exchange Commission on January 4, 2023, disclosing a material corporate development as it continued its search for a qualifying business combination target. As of that filing date, RNER remained in the post-IPO search phase common to SPACs at a comparable stage. Sign up at SpacDesk for full filing history, timeline data, and deal-tracking coverage on Mount Rainier Acquisition Corp. and hundreds of other active and closed SPAC vehicles.