Liquidity Services, Iridium on Fortune's List of Fastest-growing Public Companies

Washington-headquartered Liquidity Services, with revenue of $496 million and net income of $39.8 million, was among the fastest-growing public companies in the country, according to a Fortune listing. The operator of online marketplaces was ranked 48th overall.Also on the list were three Virginia-based companies: Iridium Communications, ranked 70th; Measurement Specialties at 89th spot; and Portfolio Recovery, ranked 98th.Liquidity Services reported a 3-year average revenue growth of 29%. Profit and total return grew by 64% and 39% respectively.