Tesco Ireland is the Irish subsidiary of supermarket group Tesco. Tesco Ireland was formed by Tesco plc's 1997 purchase of the Irish retailing operations of Associated British Foods, namely Powers' Supermarkets Limited and its subsidiaries, trading as "Quinnsworth" and "Crazy Prices". There are 152 Tesco stores in operation in Ireland as of August 2018. Tesco had approximately 21% of the Irish grocery market in 2019 and its main competitors are Dunnes Stores and SuperValu.