Rank;Global Rank;Institution;Country;Sector
1;20;Exploration and Petroleum Engineering Advanced Research Center, SAU;SAU;Companies;
2;41;Saudi Arabian Oil Co, Saudi Arabia;SAU;Companies;
3;1428;Abu Dhabi National Oil Co *;ARE;Companies;
4;2835;Petroleum Development Oman LLC;OMN;Companies;
5;3271;Kuwait Petroleum Corporation *;KWT;Companies;