COVER STORIES
The Billion-Dollar Club When Ed Casey became CEO of Serco North America Inc. in January, he knew he had a formidable task ahead of him. The Vienna, Va., company had spent the previous year integrating its March 2005 acquisition, Resource Consultants Inc., a company roughly the same size.

Small companies build market muscle The Top 100 isnt exclusively the land of giants. Many small and midsized businesses elbow their way onto the list each year.

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