It operated 264 branches and 1,000 ATMs in Michigan and Indiana. Sale to Bank of America On April 23, 2007, an agreement was made to sell LaSalle Bank Corporation to Bank of America for US$21 billion. Bank of America officially took over LaSalle on October 1, 2007. This was a defensive move by ABN AMRO to stave off its own purchase by a consortium led by Royal Bank of Scotland. RBS wanted to merge LaSalle with its Citizens Financial Group division. At one stroke, this made Bank of America the largest bank by deposits in both Chicago and Detroit; Bank of America previously had a minimal presence in Chicago and none at all in Michigan. The investment banking arm was purchased by the third largest bank in Canada by deposits and market capitalization. Sponsorships LaSalle sponsored a number of events in its Chicago home. Many of these events will now be re-branded with Bank of America's name. LaSalle Bank Open a Nationwide Tour golf tournament The Chicago Marathon The Chicago White Sox The International Music Foundation Dame Myra Hess Memorial Concert The Navy Pier Winter WonderFest The Shamrock Shuffle the largest 8 km race in the world Handel's "Do-it-yourself" Messiah Army Reserve Jobs References Banks based in Illinois Bank of America legacy banks ABN AMRO Banks established in 1927 Banks disestablished in 2008 Defunct companies based in Chicago Defunct banks of the United States