Businesses are constantly seeking new ways to enhance efficiency and make smarter decisions. This thesis explores how business intelligence can help organizations optimize their processes by turning raw data into meaningful insights. The first part of the research examines the evolution of business intelligence, from early database management systems to more advanced decision support systems and online analytical processing. It also highlights the growing impact of big data, showing how companies can leverage vast amounts of information to enhance strategic decision-making. A key focus of the thesis is the BOARD platform, an enterprise performance management tool that integrates data analysis, reporting, and visualization.