Oypa (Oyak Pazarlamacılık Hizmetleri A.Ş., OYPA Oyak Büyük Mağazacılık Ticaret A.Ş.) was a chain of supermarkets in Turkey. The company for food and non-food item retailing was owned by Koç Holding, which also owned the Migros Türk chain before selling it to Moonlight Capital.

It was formerly owned by the Ordu Yardımlaşma Kurumu (Oyak), the Armed Forces Pension Fund.

On October 5, 2002 and October 6, 2002, it ceased its operations in accordance with the decision taken at the meeting of the Oyak General Assembly.^[1]