During 1990, storied regional division Sibley's became Pittsburgh, Pennsylvania-based Kaufmann's. In 1995, York, Pennsylvania-based department store chain The Bon-Ton acquired the AM&A's chain, converting all branches to The Bon-Ton.
In 1990, Sibley's transformed into Kaufmann's in Pittsburgh, Pennsylvania. In 1995, The Bon-Ton acquired the AM&A's chain and converted all branches to their brand.