B. Riley Principal 250 Merger Corp. (Nasdaq: BRIV) is a blank check company formed by a sponsor affiliated with B. Riley Financial, Inc., a publicly traded diversified financial services firm headquartered in Los Angeles. BRIV completed its initial public offering in 2021 and has focused its acquisition search on financial services, technology, and business services sectors. The company filed its annual report on Form 10-K with the SEC on April 14, 2023, reflecting its continued status as a pre-combination SPAC vehicle. B. Riley Financial has sponsored multiple SPAC vehicles as part of its broader capital markets and investment banking franchise. Sign up at SpacDesk for full filing history, deal timelines, and sponsor analytics on BRIV and the wider SPAC market.