Major US companies ‘hold $2.1tn offshore’

The study, by two left-leaning non-profit groups, found nearly three quarters of the firms on the Fortune 500 list of biggest US companies by gross revenue operate tax haven subsidiaries in countries such as Bermuda, Ireland, Luxembourg, and the Netherlands.
The Citizens for Tax Justice and the US Public Interest Research Group Education Fund used the companies’ own financial filings with the Securities and Exchange Commission to reach their conclusions.