Digitalization has transformed the way companies operate, providing organizations with numerous opportunities for advancement and optimization. In the era of rapid digital transformation, the concept of controlling is gaining new dimensions and significance. Traditional approaches to controlling are now intertwined with advanced technological tools and strategies. New technologies such as big data, predictive analytics and robotic process automation (RPA) are becoming essential tools for controlling. Digitalization enables the collection and analysis of large amounts of data in real time, providing controlling with more precise information for performance monitoring, trend identification and forecasting future events. Controlling that can identify trends and act proactively can significantly contribute to an organzation's competitive advatage. By implementing digital tools, companies can optimize their business processes, reduce costs and improve efficiency. The introduction of advanced technological solutions in controlling not only enhances decision-making but also enables organizations to react more quickly to market changes. Despite all the advantages, digitalization also brings challenges for controlling. The rapid change in the technological environment requires continuous adaptation of strategies and controlling processes, as well as training personnel to use new technologies. The company Croatia Yachting d.o.o will be analyzed to see how it achieves business results using digitalization as support for controlling. The paper will present the implementation of a digital system in the operations of the mentioned company with the aim of optimizing business processes and overall operations.