Assessment of monitor and evaluation practices used to extract relevant information fromrnpast and ongoing activities for programmatic and future planning. This project was assesrnmonitoring and evaluation practices in ethio-telecom expansion project and determinernthe factors that affect its effectiveness. A descriptive type of study with purposivernsampling technique; based on the criteria of their prior knowledge, capacity andrnexperience of monitoring and evaluation was used to assess monitoring and evaluationrnpractices. Both quantitative and qualitative research design used to collect data.rnAccording to the survey, the project has well planned and scheduled but has no wellestablished monitor and evaluation system. Individuals task roles and responsibilities ofrnstaff are not clearly indicated in the plan and have not a complete monitor andrnevaluation plan document. The study also indicated that most of the time monitor andrnevaluation is undertaken weekly. It was also found out monitor and evaluation resultsrnmainly used for managing project change requests, project improvement, decisionrnmaking and budget allocation. The effectiveness of the project due to monitor andrnevaluation practices were affected by lack of skilled human resource, poor managementrnsupport, lack of stakeholder engagement and inadequacy of budget allocated. Therncompany has its own limitation in completing the expansion projects within plannedrnbudget, scope, time and quality. Therefore, based on the findings, it is suggested thatrnethio-telecom should develop a well-established monitor and evaluation system and itrnshould produce project monitor and evaluation plan document to guide M&E activity.