Established in 1983, Oklahoma Bancorporation is a holding company of Oklahoma Bank & Trust Company, which offers a range of commercial and personal banking solutions. Oklahoma Bank & Trust Company provides checking, savings and money market accounts and certificates of deposit. The company offers overdraft protection, direct deposit and notary services. Oklahoma Bank & Trust Company also provides ATMs, debit and credit cards, cashier's checks and money orders. The company offers commercial, residential, farm, investment, auto, equipment, agricultural and small business loans. Oklahoma Bank & Trust Company provides a variety of investment options, such as mutual funds, retirement accounts, tax-deferred annuities and fixed-income products.