Oracle

Nat Burgess, president of Corum Group, said the obvious first choice would be Hewlett-Packard . HP's former CEO is now a co-president of Oracle .

"If anyone can herd HP into Oracle it’s Mark Hurd, who ran HP and who had a lot of plans he never got to execute on," Burgess said. "HP is wildly undervalued and would be synergistic with Oracle."