INTRUST Financial wants to be entrusted with your cash. The holding company owns INTRUST Bank, which is the largest bank headquartered in Kansas. The bank operates about 40 branches in the Sunflower State, in addition to a handful of locations in Oklahoma and Arkansas. Serving consumers and small businesses, the bank offers a range of financial products, including savings, checking, and retirement accounts; CDs; credit cards; and loans and mortgages. INTRUST Bank was founded in 1876 as the Farmers and Merchants Bank. It has been run by the Chandler family for more than a century.