[IronJack]

Who do you consider the the "Big Five"?

1. Exxon Mobil
2. Royal Dutch Shell
3. BP
4. Chevron
5. Conoco Phillips

[thackney]

In terms of control of oil supplies, None of those make the top ten, some of those companies don't even make the top 20.

1 Saudi Aramco
2 NIOC
3 INOC
4 KPC
5 PDV
6 Adnoc
7 Libya NOC
8 NNPC
9 Pemex
10 Lukoil
11 Gazprom
12 Exxon Mobil
13 Yukos
14 PetroChina
15 Qatar Petroleum
16 Sonatrach
17 BP
18 Petrobras
19 ChevronTexaco/Unocal
20 Total
21 Royal Dutch/Shell
22 Petronas
23 Surgutneftgas
24 ConocoPhillips/Burlington
25 Pertamina

Understanding Today’s Crude Oil and Product Markets
http://www.api.org/aboutoilgas/upload/OilPrimer.pdf