Odd Reitan Net Worth: Odd Reitan is a Norwegian grocery magnate who has a net worth of $4 billion. Odd Reitan reached his billionaire status as co-owner and CEO of Retain Group, a Norwegian wholesaler and retail franchiser. He made his beginnings in 1972 when he set up his first shop in Trondheim together with his father. By 1979, the father-and-son duo went on to found the grocery chain store Rema 1000. Turning out to be a great success, there was opened a Rema 1000 store in every Norwegian village with more than 10,000 inhabitants by 1990. Ever since, the company has grown internationally, expanding in Denmark, Sweden, Poland, Hungary and Slovakia. That's how Odd Reitan, who played in the music group Four Jets in the 1960s, became a successful entrepreneur some few decades later.
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