1 (8) | Google Inc, USA | USA | ||
2 (14) | Microsoft, USA | USA | ||
3 (25) | IBM United States | USA | ||
4 (49) | Aramco Services Co, United States | USA | ||
5 (100) | ExxonMobil, USA | USA | ||
6 (109) | Chevron Corp | USA | ||
7 (117) | Schlumberger, United States | USA | ||
8 (119) | Baker Hughes, USA | USA | ||
9 (235) | Shell, USA | USA | ||
10 (324) | Science System and Applications, Inc | USA | ||
11 (333) | Lockheed Martin Corp * | USA | ||
12 (420) | Boeing Co, USA | USA | ||
13 (476) | Northrop Grumman Corp, USA | USA | ||
14 (496) | Raytheon Co, USA | USA | ||
15 (513) | Aerospace Corp | USA |