Company Story
1983 - Prosperity Bank was founded in El Campo, Texas.
1990 - The bank expanded to Wharton, Texas, with the acquisition of First National Bank of Wharton.
1993 - Prosperity Bank acquired First National Bank of Edna.
1995 - The bank expanded to Victoria, Texas, with the acquisition of Victoria Bank & Trust.
1999 - Prosperity Bank acquired First National Bank of Shiner.
2001 - The bank expanded to Houston, Texas, with the acquisition of Allied Bank of Houston.
2003 - Prosperity Bank acquired TrustBank in Houston.
2006 - The bank expanded to Corpus Christi, Texas, with the acquisition of Corpus Christi National Bank.
2007 - Prosperity Bank acquired Citizens State Bank in Sealy, Texas.
2008 - The bank expanded to Central Texas with the acquisition of First National Bank of Bryan.
2010 - Prosperity Bank acquired American Bank of Texas in Mesquite, Texas.
2012 - The bank expanded to Dallas, Texas, with the acquisition of Coppermark Bank.
2013 - Prosperity Bank acquired F&M Bank & Trust Company in Tulsa, Oklahoma.
2015 - The bank expanded to Fort Worth, Texas, with the acquisition of First Bank.
2018 - Prosperity Bank acquired First Bancshares, Inc. in Houston, Texas.