On February 2, Prosperity Bancshares Inc., the parent company of El Campo-based Prosperity Bank, announced the completion of the merger of Southwest Bancshares Inc. with and into Prosperity and the merger of Southwest’s wholly owned subsidiary, San Antonio-based Texas Partners Bank, with and into Prosperity Bank.

Brent Given, Texas Partners interim chairman, president and chief executive officer, will join Prosperity Bank as San Antonio area chairman, and Tom Moreno, Texas Partners chief operating officer, will have a senior management position in Prosperity Bank’s operations. Additional members of Texas Partners management will maintain leadership roles in the combined organization. In addition, Gene Dawson Jr., interim chairman, president and chief executive officer of Southwest Bancshares, has joined the board of directors of Prosperity Bank.

Texas Partners operates 11 banking offices in Central Texas, including the San Antonio area, Austin and the Hill Country. Texas Partners banking locations will continue to operate under the Texas Partners Bank name until the operational integration, which is scheduled for November 2026. At that time, Texas Partners Bank customers may begin using any of Prosperity Bank’s full-service banking centers.

As of December 31, 2025, Prosperity Bancshares Inc. is a $38.463 billion regional financial holding company providing personal banking services and investments to consumers and businesses throughout Texas and Oklahoma. Founded in 1983, Prosperity Bank operates 301 full-service banking locations (as of January 30), 18 of which in the Central, South Texas and San Antonio areas are currently doing business as American Bank.