Who are the largest companies in the world?A 2007 Fortune Magazine study came up with their top 500 international companies according to sales revenue. Walmart leads the list. The top 30 companies are listed below. Ten of the top 30 are based in the USA. The Netherlands, U.K., Germany, France, Italy and China have more than one company on the list.

1. Walmart - USA
2. Exxon Mobil - USA
3. Royal Dutch Shell - Netherlands
4. BP - U.K.
5. General Motors - USA
6. Toyota Motor - Japan
7. Chevron - USA
8. Daimler Chrysler - Germany
9. Conoco Phillips - USA
10. Total - France
11. General Electric - USA
12. Ford Motor - USA
13. ING Group - Netherlands
14. Citigroup - USA
15. AXA - France
16. Volkswagen - Germany
17. Sinopec - China
18. Credit Agricole - France
19. Allianz - Germany
20. Fortis - Belgium/Netherlands
21. Bank of America Corp. - USA
22. HSBC Holdings - U.K.
23. American International Group - USA
24. China National Petroleum - China
25. BNP Paribas - France
26. ENI - Italy
27. UBS - Switzerland
28. Siemens - Germany
29. State Grid - China
30. Assicurazioni Generali - Italy