Petrogress, Inc., through its subsidiaries, operates as an integrated energy company. It operates through Upstream, Downstream, and Midstream segments. The company engages in the refining of crude oil into petroleum products, and marketing of crude oil and the refined products; and marine transportation, marketing, and retailing of gas oil, naphtha, fuels, and lubricants. It also provides sea-transportation services through its fleet of tankers for its own oil products or third parties. In addition, the company engages in the purchase and sale of crude oil in Cyprus, Middle East, and West Africa, as well as operates gas filling stations in Greece. Petrogress, Inc. was founded in 2009 is based in Piraeus, Greece.