Rank;Global Rank;Institution;Country;Sector 1;819;Saudi Arabian Oil Company;SAU;Companies 2;1901;Aselsan;TUR;Companies 3;2871;Petroleum Development Oman L.L.C.;OMN;Companies 4;6319;Nuclear Materials Authority;EGY;Companies 5;6329;Abu Dhabi National Oil Co *;ARE;Companies