Management Information Systems (MIS) play a key role in determining the degree ofrnsuccess for an organization globally. Currently most commercial banks in Ethiopia (CBE)rnare not fully utilized MIS to enhance managers, decision effective. This indicates that therernare gaps between the current practice for MIS availability and utilization in the bankingrnindustry in Ethiopia. Hence, the major objective of this study was assessing the currentrnpractice of MIS availability and utilization in CBE.rnThis research was focused to study on decision makers in CBE. The selection was based onrntheir relevancy for MIS and decision making process in the bank using simple randomrnsampling and purposive sampling techniques. In order to meet the general and specificrnobjectives of this study, a descriptive research method was employed. Documents were alsornanalyzed to supplement the quantitative data and for triangulation purpose. Collected datarnwere also analyzed using descriptive and inferential statistics. The major findings indicaternthat management information systems are currently available and utilized in some aspectsrnsignificantly and in other aspects insignificant in CBE. The availability and utilization ofrnMIS are moderately enhanced managersâ€™ decision making in CBE. Therefore, CommercialrnBank of Ethiopia have to give special attentions on the gaps stated in the major findings andrnavail relevant MIS utilization to support managersâ€™ decision-making effective.