Abstract: This case study will analyse the critical success factors and key matters related to the deployment of BI deployment in different organisations. Different organisations have different approaches to making BI available for different business users, divisions and departments. Data visualisation is also one of the important factors which will provide user better reflection of data rather than make them confuse about organisation data with too much information in the reports and dashboards. Data quality and diverse standards which make BI famous in the different organisation also analyse during the investigation of both organisation used in this case study. The case study analysis also shows how BI maturity, governance and framework are one of the key factors involved in the successful deployment of the BI in different organisations.