Virtualisation specialist VMWare's profit shot up by 153 per cent in financial 2007, from $86m (£43m) to $218m (£110m).

And total revenue was $1.33bn (£670m), up 88 per cent from the previous year.

VMWare is the market leading supplier of the growing market for software that allow multiple versions of an operating system to run on a single server.

"The company executed at a remarkable pace in 2007 as customer interest and partner attention increased several fold," said president and chief executive Diane Greene.

"We begin 2008 with more than 100,000 customers, 500 technology and consulting partners, nearly 10,000 partners, and more than 5,000 employees," she said.

Fourth quarter results were also strong, with revenue up 80 per cent year on year to $412m (£207m), and income of $78m (£39m) up 127 per cent from the same quarter of 2006.