Coop ) is a Swiss cooperative which operates the second largest supermarket chain in Switzerland after Migros. In 2001, Coop merged with 11 cooperative federations which had been its main suppliers for over 100 years. As of 2007, Coop operates 1437 shops and employs almost 48 200 people. According to Bio Suisse, the Swiss organic producers' association, Coop accounts for half of all the organic food sold in Switzerland. Coop's four primary organic brands are Coop Oecoplan, Coop Naturaline, Coop Naturaplan, and Max Havelaar.