which also does not offer services like water or air. Petrol stations for heavy professional traffic. Preem also has several international partnerships for professional traffic through various card alliances and collaborations History Corral Petroleum, a MIDROC company registered in Sweden, acquired OK Petroleum in 1994. In May 1996, OK Petroleum changed name to Preem, a version of “pre-eminent”. References External links Preem Preem Annual Report 2019 Preem Sustainability Report 2019 Oil companies of Sweden Companies based in Stockholm