RINA Systems is a Cincinnati-based software company with over 20 years of experience helping businesses solve complex problems using machine learning and data analysis. The company specialises in processing large volumes of data, natural language processing, text classification, and document search through products like Rinalogy Search and Rinalogy Classification API. Their expertise covers everything from information retrieval and data mining to predictive analytics and recommendation systems. RINA Systems would be well suited to referrals from clients who need to search, organise or analyse large amounts of text and data, or who want to add intelligent classification features to their own applications.