Elinoil Hellenic Petroleum Company S.A. engages in trading of liquid and solid fuels, and lubricants. The company offers petrol, asphalt, diesel, lubricants, various crystal fuels, special products for vehicles, heating oil, solid fuels, heavy oil, cutterstocks, electricity, natural gas, petroleum coke, anthracite, benzene, and marine lubricants; markets a range of mineral oils, including automotive and industrial lubricants, greases, and various other products, such as antifreezes, fluids, and brakes; and processes solid fuels. It also operates liquid fuel, electric vehicle charging, and boat refueling stations. In addition, the company engages in the design, construction, and maintenance of private projects, shops, and industrial spaces, as well as in yachting activities; and provides technical and construction solutions. It serves the cement, lime, ceramic, and steel industries. The company was formerly known as D. Diamantidis - Ch. Courouclis & Associates. The company was founded in 1954 and is headquartered in Kifissia, Greece. Elinoil Hellenic Petroleum Company S.A. operates as a subsidiary of ILIUM S.A.