Columbus Holding Company

Columbus Holding Company appears to be a special-purpose holding company formed as the acquisition parent in the 2022-2023 take-private transaction for Meridian Bioscience. In public deal documents, it is identified as a Delaware corporation affiliated with SD Biosensor and used as the parent entity in the merger structure alongside Madeira Acquisition Corp. The available evidence does not indicate that Columbus Holding Company itself operates an independent biotech, pharma, diagnostics, or healthcare R&D business. Instead, it appears to function primarily as a transaction and ownership vehicle associated with the acquisition of Meridian Bioscience.