Fortistar Sustainable Solutions Corp. (Nasdaq: FSSI) is a blank-check company sponsored by Fortistar, a Tarrytown, New York-based private equity firm with a long track record in sustainable infrastructure and clean energy investment. The SPAC completed its initial public offering in 2021 and was formed with the stated objective of identifying and completing a business combination in the sustainability sector, with a focus on companies operating in areas such as renewable energy, waste-to-energy, and environmental services. Its 10-Q filed July 26, 2021 reflected the company's status as an active search-phase vehicle. Sign up at SpacDesk for full filing history, deal-stage tracking, and institutional-grade data on FSSI and the broader SPAC universe.