Telecommunications:

• Telecommunication Company of Iran
• Tehran Province Telecommunications
• Hamedan Province Telecommunications
• Kurdistan Province Telecommunications
• Telecommunications of South Khorasan Province
• Telecommunications of East Azerbaijan Province
• Bushehr Telecommunications
• Isfahan Province Telecommunications
• Hormozgan Province Telecommunications
• Kerman Province Telecommunications

government institutions:

• Broadcasting
• Ministry of Power
• Ministry of Education
• Ministry of Sport and Youth
• Iran Information Technology Organization
• Health Insurance Organization
• Statistical Center of Iran
• Secretariat of the High Information Council

Organizations and companies:

• Tebyan Cultural and Information Institute
• Azerbaijan Regional Electricity Company
• Astan Qods Razavi
• Telecommunication Infrastructure Company
• Communication and Information Technology Research Institute

Banks and financial and credit institutions:

• Bank Melli Iran
• agricultural Bank
• Sepah Bank
• Maskan Bank
• Saderat bank
• Mellat Bank
• Sin Bank

Educational institutions:

• Ministry of Education
• Amirkabir University of Technology