The major purpose of this study was to assess the use of budgeting as a means of improving organization performance in private institutions. This was supported by the following specific objectives: to evaluate effectiveness of budget communication, to determine the effective use of budget, and to evaluate the efficient implementation of budgets. In satisfying these specific objectives, the study applied both quantitative and qualitative approaches to deal with research questions, and used a case study research design basing on simple descriptive, in describing elements related to the topic under study. A census study of sixty six (66) members from Kolping society management team was carried out. The study involved different methods for data collection including observation, interview and questionnaire. Findings were analyzed as follows: Quantitative data was analyzed using Statistical Packages for Social Sciences (SPSS) Version 20, based on frequencies and percentages, and qualitative data was analyzed using thematic analysis. From the study, it was discovered that the organization is faced with the problem of delay of the preparation of financial reports which lead to late disbursement of funds, poor coordination of its activities, poor internal control, and lack of frequent training on budget to update organization members’ knowledge. The study recommended that, private organizations should record their data timely to provide data for easy preparation of reports and timely disbursement of funds, review of accounting policies to strengthen internal control, improvement of productivity by investing on viable projects, and lastly frequent training on budgeting should be conducted to update organizational members on the current budgeting techniques.