Darian Electrical Company started its activities in 1991 and obtained authorization to construct lines and high-voltage substations up to 400 KV voltage level of the company and taking out two strands of electric TAVANIR - Distribution Transmission, and as General Contractor EPC, and the the construction of explosion proof equipment of two decades of brilliant in the field of electric power industry and the use of knowledge, membership in the Association of the Electrical Industry Syndicate of Iran and the Association of corporate Engineering and construction of oil, gas and petrochemical industry, being ranked second electric field the planning Department