Berkshire Hathaway Homestate Companies is a specialty regional insurer that bridges the gap between standard commercial lines companies and surplus lines markets by providing insurance coverage for moderate- to high-hazard risks. It is a group of six regional insurance carriers that are part of the Berkshire Hathaway Insurance Group. These carriers include Brookwood Insurance Company, Continental Divide Insurance Company, Cornhusker Casualty Company, Cypress Insurance Company, Oak River Insurance Company and Redwood Fire & Casualty Insurance Company. BHHC offers specialty segments that include monoline commercial specialty auto, monoline commercial property, monocline workers compensation, construction and commercial package insurance. Headquartered in Omaha, Neb., Berkshire Hathaway Homestate Companies maintains an A++ rating from A.M. Best. The company is a subsidiary of Berkshire Hathaway Inc., whose chairman of the board and chief executive officer, Warren Buffett, is known as one of the world's richest men and is often referred to as "The Oracle of Omaha". In 2007, Warren Buffett was listed among the 100 Most Influential People in the World, according to Time Magazine.