CST Corporation CompuSensor Technology Corporation (CST) is a small high-tech company with extensive on-staff experience in software engineering, IT solutions, and image sensors. CST offers services in information technology including database development and administration, client/server application development, object oriented analysis and design, software test and quality assurance, electronic publishing, internet and web development, and outsourcing and staffing. It also engages in the research and development of novel computational sensors for military and civilian applications.