To pick the 100 Best Companies to Work for, Fortune partners with Great Place to Work Institute® to conduct the most extensive employee survey in corporate America. Of some 1,500
firms that were contacted, 407 companies participated in this year's survey. Nearly 100,000 employees at those companies responded to a 57-question survey created by the Great Place to
Work Institute®, a global research and consulting firm with offices in 30 countries.
Notes: Only the 3 biggest offices for each Best Company are displayed.
N.A.: Not available. U.S. employees includes part-timers as of time of survey. Job growth, new jobs, and voluntary turnover are full-time only. Revenues are for 2006 or
latest fiscal year. All data based on U.S. employees.