Yeah it is one of his companies.
http://www.nytimes.com/1995/08/26/business/buffett-moves-to-acquire-all-of-geico.html
Warren E. Buffett is returning his focus to one of his earliest successes. Berkshire Hathaway Inc., which he controls, announced a $2.3 billion cash offer yesterday to buy the 49 percent of the Geico Corporation it does not already own.
Thanks for the link. After September 11, all the Geico offices flew American flags and most still have one hanging on their buildings today.