Eureko was a large European insurance company based in the Netherlands. The company was formed in 1992 and has operations in the Netherlands, Ireland, Greece, Turkey, Slovakia, Russia, Romania and Bulgaria. The company grew significantly in 2005 when Rabobank merged its insurance company, Interpolis, into Eureko in exchange for a 37% share in the company. In 2011 merged Eureko with the Dutch parent company Achmea N.V. to form Achmea B.V.