Ya'acobi Brothers Group (YSB) Ltd operates in the fields of construction, infrastructure, and entrepreneurship in Israel and internationally. It undertakes projects in the areas of electricity and communication infrastructure, electromechanical infrastructure and system, railway infrastructure, traffic management and control, parking systems and solutions, control and security, and highway and road infrastructure; smart lighting; stadiums and recreational sites; and smart city solutions, as well as entrepreneurship, BOT, PPP, and national projects. The company also provides infrastructure detection and water loss management, waste management, and recycling solutions; and service and maintenance solutions. Its clients include public and governmental organizations, including the Ministry of Defense, the national roads companies, municipalities, and local authorities, as well as private companies. The company was founded in 1974 and is based in Rishon LeZion, Israel.