Harbor Acquisition Corp. filed an amended S-1 registration statement with the SEC on December 9, 2005, placing it among the earlier cohort of blank-check companies to pursue public capital during an emerging period of SPAC activity. The company, identified by SEC CIK 0001331945, is structured to pursue a business combination in an undisclosed industry sector, with sponsor details not readily available from public filing records. As an early-era SPAC, Harbor Acquisition Corp. predates many of the regulatory and structural norms that would later reshape the blank-check market. For full filing history, sponsor intelligence, and deal-tracking data on Harbor Acquisition Corp. and thousands of other SPACs, sign up for complete access on SpacDesk.