Kansas City, Mo.-based Citizens Bank and Trust Co. completed the acquisition of Summit Bank of Kansas City. The merger of the two banks closed Aug. 5.

The combined organization has about $868 million in assets, according to a news release. Rick Viar, who was CEO of Summit Bank of Kansas City, joined Citizens Bank and Trust as executive vice president following the completion of the transaction.

Citizens Bank and Trust is a unit of Citizens Bancshares Co.