Sigma is a knowledge-based company for the development of information technology infrastructures with years of experience and the first rank in the Supreme Council of Informatics. It is one of the reliable companies in IT and telecommunication industry, professional organization portals and electronic services. Its services and products (Sigma Portal) are used by the biggest companies and organizations because of its quality, functions and security.
Sigma has proudly provided services and products for great companies including the Presidential Administration of Islamic republic of Iran, the Informatics Service Company, Payam Noor University, National Iranian Oil Company, Astan Quds Razavi, the ministry of Interior, National Iranian Gas Company, The Army of the Islamic Republic of Iran, Parsian Bank, Irancell Company, The Islamic Propagation Office of Qom Seminary (Hawzeh), ministry of Petroleum, National Iranian Steel Company, Ministry of Economic Affairs and Finance, Aprin exchange, Shada News Agency, Department of Environment, Parsian E-trade Company, the Constitutional Guardian Council, Municipality of Shar-e-Kord, the Construction and Development of Transportation Infrastructures Company, Ministry of Agriculture, Kohgiluye- Boyer-Ahmad Governor, Alborz University of Medical Sciences, Magfa Company, the Atomic Energy Organization of Iran, and the Organization for the Preservation of the Works and Promotion of the Values of the Sacred War (Imposed Iran-Iraq war) affiliated with the Army of Islamic Republic of Iran.