Southwest Suburban Bank
| Status: | Inactive as of 03/14/1998 |
| Merger - Without Assistance | |
| Successor Bank: | Harris Bank Joliet |
| Headquarters: | Southwest Suburban Bank 225 Lily Cache Lane Bolingbrook, IL 60440 |
| Established: | 02/07/1980 |
| FDIC Insurance: | 02/07/1980 |
| FDIC Cert: | #23049 |
| Charter Class: | Commercial bank, state charter and Fed nonmember, supervised by the FDIC |
| Total Assets: | $48,701,000 |
| Total Deposits: | $43,836,000 |
History
| 1980-02-07 | Institution established: Original name:Southwest Suburban Bank | |
| 1989-01-09 | Reorganized. | |
| 1998-03-14 | Acquired Bank of Lockport (20434) in LOCKPORT, IL | |
| 1998-03-14 | Acquired Community Bank of Plano (16090) in PLANO, IL | |
| 1998-03-14 | Acquired Southwest Suburban Bank in BOLINGBROOK, IL | |
| 1998-03-14 | Merged into and subsequently operated as part of First National Bank of Joliet (3685) in JOLIET, IL | |
| 2001-07-13 | Changed name to Harris Bank Joliet, National Association (3685) | |
| 2005-05-27 | Changed name to Harris National Association (16571) | |
| 2005-05-27 | Acquired Harris Bank Barrington, National Association (3604) in BARRINGTON, IL | |
| 2005-05-27 | Acquired Harris Trust and Savings Bank (906) in CHICAGO, IL | |
| 2005-05-27 | Acquired Harris Bank Westchester (19107) in WESTCHESTER, IL | |
| 2005-05-27 | Acquired Harris Bank Woodstock (1785) in WOODSTOCK, IL | |
| 2005-05-27 | Acquired Harris Bank St. Charles (13246) in SAINT CHARLES, IL | |
| 2005-05-27 | Acquired Harris Bank Oakbrook Terrace (20807) in OAKBROOK TERRACE, IL | |
| 2005-05-27 | Acquired Harris Bank Libertyville (32959) in LIBERTYVILLE, IL | |
| 2005-05-27 | Acquired Harris Bank Naperville (17728) in NAPERVILLE, IL | |
| 2005-05-27 | Acquired Harris Bank Marengo (1813) in MARENGO, IL | |
| 2005-05-27 | Acquired Harris Bank Huntley (1783) in HUNTLEY, IL | |
| 2005-05-27 | Acquired Harris Bank Hoffman-Schaumburg (19974) in HOFFMAN ESTATES, IL | |
| 2005-05-27 | Acquired Harris Bank Frankfort (10814) in FRANKFORT, IL | |
| 2005-05-27 | Acquired Harris Bank Cary-Grove (5742) in CARY, IL | |
| 2005-05-27 | Acquired Harris Bank Bartlett (9073) in BARTLETT, IL | |
| 2005-05-27 | Acquired Harris Bank Arlington-Meadows (18106) in ROLLING MEADOWS, IL | |
| 2005-05-27 | Acquired Harris Bank Argo (17321) in SUMMIT, IL | |
| 2005-05-27 | Acquired Suburban Bank of Barrington (19855) in BARRINGTON, IL | |
| 2005-05-27 | Acquired Harris Bank Joliet, National Association (3685) in JOLIET, IL | |
| 2005-05-27 | Acquired Harris Bank Palatine, National Association (16204) in PALATINE, IL | |
| 2005-05-27 | Acquired Harris Bank Wilmette, National Association (21206) in WILMETTE, IL | |
| 2005-05-27 | Acquired Harris Bank Winnetka, National Association (9275) in WINNETKA, IL | |
| 2005-05-27 | Acquired Harris Bank Elk Grove, National Association (20544) in ELK GROVE VILLAGE, IL | |
| 2005-05-27 | Acquired Harris Bank Hinsdale, National Association (3679) in HINSDALE, IL | |
| 2005-05-27 | Merged into and subsequently operated as part of Harris National Association (16571) in CHICAGO, IL | |
| 2005-05-27 | Acquired Harris Bank West, National Association (16624) in ROSELLE, IL | |
| 2005-05-27 | Acquired Harris Bank Aurora, National Association (18401) in AURORA, IL | |
| 2005-05-27 | Acquired Harris Bank Batavia, National Association (3605) in BATAVIA, IL | |
| 2005-12-02 | Acquired Villa Park Trust & Savings Bank (10441) in VILLA PARK, IL | |
| 2006-02-17 | Acquired NLSB (10451) in PLAINFIELD, IL | |
| 2006-08-25 | Acquired Mercantile National Bank of Indiana (9282) in HAMMOND, IN | |
| 2007-05-12 | Acquired First National Bank & Trust (16298) in KOKOMO, IN | |
| 2008-09-06 | Acquired Lincoln State Bank (13028) in MILWAUKEE, WI | |
| 2008-09-06 | Acquired Ozaukee Bank National Association (22017) in CEDARBURG, WI | |
| 2010-04-23 | Acquired Amcore Bank, National Association (3735) in ROCKFORD, IL as part of a government assisted transaction. | |
| 2011-07-05 | Changed name to BMO Harris Bank National Association (16571) | |
| 2011-07-05 | Acquired M & I Bank NATIONAL ASSOCIATION (28923) in LAS VEGAS, NV | |
| 2011-07-05 | Acquired The Harris Bank National Association (24960) in SCOTTSDALE, AZ | |
| 2011-07-05 | Acquired M&I Marshall and Ilsley Bank (1020) in MILWAUKEE, WI | |
| 2012-02-07 | Reorganized. | |
| 2012-02-09 | Reorganized. | |
| 2012-04-20 | Reorganized. | |
| 2012-05-01 | Reorganized. | |
| 2012-06-01 | Reorganized. | |
| 2012-07-01 | Reorganized. | |
| 2012-08-01 | Reorganized. | |
| 2012-09-01 | Acquired M&I National Trust Company (34833) in MILWAUKEE, WI | |
| 2012-09-04 | Reorganized. |