List of top 30 companies by revenue

1 WalMart (Retailing)
2 ExxonMobil (Oil and gas)
3 BP (Oil and gas)
4 Royal Dutch Shell (Oil and gas)
5 Saudi Aramco (Oil and gas)
6 Toyota Motors (Automotive)
7 Japan Post Holdings (Conglomerate)
8 Sinopec (Oil and gas)
9 Vitol (Raw material)
10 Total S.A. (Oil and gas)
11 State Grid Corporation of China (Electricity)
12 Samsung Electronics (Electronics)
13 Volkswagen Group (Automotive)
14 Chevron (Oil and gas)
15 ING Group (Financial services)
16 ConocoPhillips (Oil and gas)
17 General Electric (Conglomerate)
18 PetroChina (Oil and gas)
19 Glencore International (Raw materials)
20 Allianz (Financial services)
21 Berkshire Hathaway (Conglomerate)
22 Daimler AG (Automotive)
23 General Motors (Automotive)
24 Assicurazioni Generali (Insurance)
25 AXA (Financial services)
26 Hewlett-Packard (Information technology)
27 Carrefour (Retailing)
28 AT&T (Telecommunications)
29 Eni (Oil and gas)
30 Bank of America (Banking)