9. Hewlett Packard ( HPQ) makes computers and servers and offers technology consulting services. Sales, net income and earnings per share have expanded 8.9%, 13% and 18%, respectively, over the past 12 months. HP posted an operating margin of 8% and a net profit margin of 8% for its recently reported fiscal first quarter. HP achieved $126 billion of sales during its fiscal 2010 and generated $11 billion of pre-tax income. It was taxed at an effective rate of just 20%, incurring $484 million of U.S. federal tax expenses and $231 million deferred. It had $1.3 billion of current international taxes and $21 million deferred. HP's effective rate widened from 19% in 2009.