21st Century Insurance GroupCutting out the middleman -- that's how 21st Century Insurance Group grew in the 20th century. The company's primary subsidiaries provide inexpensive auto and personal umbrella insurance for customers by selling directly (including direct-mail, print, and radio advertising) rather than through brokers, which eliminates the cost of agents and commissions. 21st Century Insurance limits sales of its auto policies to preferred-risk applicants (good drivers). Hank Greenberg's insurance emporium American International Group (AIG) owns more than 60% of the company
