V-Empower tops Fast 50

With revenue growth of 9,268 percent over the past five years, V-Empower Inc., of Bowie, which makes software used by small political organizations, topped the list of the 50 fastest-growing technology companies in Maryland in the annual Deloitte & Touche rankings. No. 2 on the 2007 list was NexTone Communications Inc., of Gaithersburg, with revenue growth of 2,812 percent between 2002 and 2006, followed by Sourcefire Inc., of Columbia, 2,263 percent; Visicu Inc., of Baltimore, 1,993 percent; and BroadSoft Inc., of Gaithersburg, 1,499 percent.