The key company of the group is SLOVNAFT, a.s., whose main activity is the processing of crude oil in one of Europe's most complex refineries, and the wholesale and retail sale of fuel. Slovnaft operates the largest network of gas stations in the Slovak Republic. The company is one of the leaders in the field of CSR and corporate philanthropy in Slovakia, providing significant support to sports, culture, education, the youth, and environmental revitalization. Forbes magazine has ranked Slovnaft among the most valuable Slovak brands.

The SLOVNAFT Group is a member of the international MOL Group.