FirstMark Acquisition Corp. III is a blank-check company sponsored by FirstMark Capital, a New York-based venture and growth equity firm known for backing technology and software companies across multiple stages of development. The SPAC filed an amended S-1/A registration statement with the SEC on June 10, 2021, during the peak of the SPAC market cycle, as it advanced through the IPO registration process with a focus on the technology sector. FirstMark Capital has operated multiple SPAC vehicles, leveraging its operator networks and deal-sourcing capabilities in the public markets arena. For comprehensive filing history, sponsor track records, and deal timelines on this vehicle and thousands of others, sign up for full data access on SpacDesk.