In a crowded market of pubs, microbreweries, bars and restaurants, the Guiness Irish Pub Concept cuts through the clutter and boasts a 99 percent success rate since arriving in the U.S. in 1996. Using a prescribed business model to recreate the authentic atmosphere of a true Irish pub, this successful concept has been used to open more than 1,800 pubs in 53 countries since 1992.