UnionBank is a partnership among the Aboitiz Group, Insular Life and Social Security System. It started operations in 1981 and became a commercial bank by January 19, 1982. In July 1992, UnionBank was granted the license to operate as a universal bank. The bank acquired the International Corporate Bank (Interbank) in 1994.
Among Philippine banks, UnionBank stands out for its strategy, execution and performance. While many banks went for size and market share via large balance sheets, UnionBank has followed a highly focused differentiation strategy that emphasizes innovation and service. It has put technology at the heart of its business. Information and network access are a core UnionBank offer. Today multiple channels are available for transaction and information access: 190 branches nation wide, 224 ATMs (as of January 2012), a call center and Internet bank, www.unionbankph.com.