Grupa Lotos S.A. is a vertically integrated oil company based in Gdańsk, Poland. The company is listed in the Polish index WIG30. Its main activity branches are: crude oil production, refining and marketing of oil products. The company is a leader in lubricants on the Polish market.

Grupa Lotos SA engages in the exploration, production, processing, wholesale, and retail of crude oil and other petroleum products. Its products include unleaded petrol, diesel oil, aviation fuel, engine oils, modified bitumens, and paraffins. The company operates its business through two segments: Upstream and Downstream. The Upstream segment involves in the acquisition and production of crude oil and natural gas reserves. The Downstream segment includes the production, processing, distribution, and retail of refined petroleum products as well as the auxiliary, transport, and service activities of such products. It focuses on the production and sale of bitumens, electricity, thermal energy, liquefied petroleum gas, gas condensate, and sulfur. The company was founded on September 18, 1991 and is headquartered in Gdansk, Poland.