קבוצת אחים יעקובי (ואי.אס.בי)בע"מ 

Ya'acobi Brothers Group (YSB) Ltd, through its subsidiaries, 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, highway and road infrastructure; smart lighting; stadiums and recreational sites; and smart city solutions, as well as entrepreneurship, BOT, PPP, and national projects. It provides infrastructure detection and water loss management, waste management, and recycling solutions; and facility management services. 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 Be'er Sheva, Israel.