Company Story
1994 - Western Alliance Bancorporation was founded as a bank holding company
1995 - Acquired Torrey Pines Bank in San Diego, California
1997 - Acquired Alliance Bank of Arizona
2002 - Acquired Bank of Nevada
2003 - Acquired First American Bank in Arizona
2005 - Acquired Sunwest Bank in Arizona
2006 - Acquired Greater Bay Bancorp in California
2012 - Acquired Western Liberty Bancorp
2014 - Acquired Bridge Capital Holdings
2018 - Acquired AmeriHome Mortgage Company