Fortune 500 - Wikipedia
https://en.wikipedia.org/wiki/Fortune_500The original Fortune 500 was limited to companies whose revenues were derived from manufacturing, mining, and energy exploration. At the same time, Fortune published companion "Fortune 50" lists of the 50 largest commercial banks (ranked by assets), utilities (ranked by assets), life insurance companies (ranked by assets), retailers (ranked by gross revenues) and transportation companies (ranked by revenues). Fortune magazine changed its methodology in …
Fortune Global 500 - Wikipedia
https://en.wikipedia.org/wiki/Fortune_Global_500Until 1989, it listed only non-United States industrial corporations under the title "International 500" while the Fortune 500 contained and still contains exclusively United States corporations. In 1990, United States companies were added to compile a truly global list of top industrial corporations as ranked by sales. Since 1995, the list has had its current form, listing also top financial corporations and service providers by revenue.