System1, Inc. (Nasdaq: SST) is a customer acquisition marketing technology company that entered the public markets through its merger with Trebia Acquisition Corp, a blank-check vehicle that completed its IPO in 2020 and was co-sponsored by Cannae Holdings and Fidelity National Financial Ventures, both affiliated with investor William P. Foley II. Operating in the digital advertising sector, System1 connects consumers with businesses across insurance, legal, financial services, and home services verticals through its owned-and-operated and partner publisher networks. The company filed this 10-Q with the SEC on November 16, 2021, during the period when its de-SPAC merger with Trebia remained pending, with the transaction ultimately closing in early 2022. For comprehensive filing histories, sponsor profiles, and deal timelines across the SPAC universe, sign up for full access at SpacDesk.