• Saudi Arabian Oil Company ( Saudi Aramco )
  • Saudi Arabian Basic Industries Corporation ( SABIC )
  • Royal Commission of Jubail&Yanbu
  • Saudi Water Conversion Company
  • Saudi Arabian Mining Company (MA’ADEN)
  • Saudi Electricity Company
  • Water Desalination Plants
  • Cement Plants
  • Saudi Telecommunications Company (STC)
  • Transportation Sector
  • Power Generation Sector
  • Saudi Chevron Petrochemicals
  • Aramco Sheel Refinery ( SASREF)
  • Khafji Joint Operations
  • Saline Water Conversion Corporation (SWCC)
  • Marafiq
  • Saudi International Petrochemical Company (SIPCHEM)
  • Rabigh Refining & Petrochemical Company
  • King Fahad University of Petroleum & Minerals
  • King Faisal University
  • Daleel Petroleum Company
  • CAT
  • Jotun
  • ECO
  • Al Barghash
  • Saudi International Company
  • Arcelor Mittal
  • McDormott
  • Vallourec
  • Dhurma Electricity Company
  • Ministry of Information, Bahrain
  • A Mojil Supply & Services
  • Suedrohrbau Saudi Arabia Limited
  • Honeywell
  • Dar Al-Riyadh Holding Company Limited
  • CDC Masdar