Spectaire Holdings Inc. (Nasdaq: SPEC) is an environmental technology company developing aerosol particle-sensing and air quality monitoring solutions, serving industrial, commercial, and public-sector clients seeking real-time emissions and particulate data. The company entered the public markets through a de-SPAC merger and filed an amended S-1 registration statement with the SEC on February 1, 2024, under accession number 0001213900-24-008707, reflecting updated disclosures as the combined entity completed its registration process. Operating in the clean technology and environmental monitoring sector, Spectaire represents the broader trend of sensor and measurement platforms accessing public capital via SPAC structures. Sign up at SpacDesk for full filing history, deal terms, and ongoing data on SPEC and hundreds of other SPAC transactions.