Qatar Petroleum (QP) 55.2%
QP is a wholly state-owned corporation whose corporate objective is to manage all phases and aspects of the hydrocarbons business in Qatar. QP has a majority equity stake in Qatar's LNG, refining and petrochemical industries.

Qatar Petrochemical Company (QAPCO) 31.9%
QAPCO is  a  world-scale  petrochemical  company  currently  producing  and marketing ethylene, polyethylene and sulphur. Established in 1974, it commenced operations in 1980 and is located in the Mesaieed Industrial City. QAPCO is 80% owned by Industries Qatar (Industries Qatar is a QP company) and 20% owned by Total Petrochemicals.

Arkema 12.9%
A global chemical company and France’s leading chemicals producer, Arkema consists of three strategically related businesses: Vinyl Products, Industrial Chemicals, and Performance Products. Present in over 40 countries, Arkema has six research centers located in France, the United States and Japan, and operates 80 industrial facilities in Europe, North America and Asia, as well as sales subsidiaries in every region of the world. With a resolutely international presence, a solid commercial ranking, internationally recognized brands, an industrial strategy focused on new plants and development projects, and a sound financial structure, Arkema’s assets make the Company a major world chemical player and a major producer of vinyl products in Europe.Through partnerships Arkema is also developping its business in the Middle East.