Who is the richest man in Oklahoma?

Bank of Baker 2 Bank of Cashton 9 Bank of Kilmichael 11 Bank of Maysville 6 CENTIER Bank 9 DeWitt Bank & Trust Company 4 Farmers & Merchants Bank of South Carolina 2 Farmers State Bank of Tremont 1 FIRST INTERNATIONAL B&TC 4 First Security Bank, NV 6 Glenwood State Bank 5 Huron Community Bank 4 Idabel National Bank 11 Kalamazoo County State Bank 9 NATIONAL Bank OF INDIANAPOLIS 8 National Grand Bank of Marblehead 4 Premier Bank of the South 4 Tipton Latham Bank, National Association 6 Todays Bank 13 Towne Trust Company, National Association 2