The Arab Petroleum Pipelines Company, known as SUMED, is a joint venture formed in 1977 between Egyptian General Petroleum, Saudi Arabian Oil Company, three Kuwaiti companies and Qatar Petroleum.

Headquartered in Vienna, Austria, Borealis is one of the largest polyolefin producers in the world and co-owner of Borouge of Abu Dhabi.

The world’s largest producer of LABs which serve as raw materials for the production of household essentials such as detergents and toiletries.

Cosmo Oil, based in Japan, is a fully integrated operator in the upstream, midstream and downstream sectors and one of Japan’s largest oil refining and marketing companies.

Dolphin Energy, a multinational gas development and transportation initiative, is among the largest energy investments ever undertaken in the Gulf region.

Spain’s leading natural gas transmission company and technical manager of the Spanish gas system with around 12,000 km of gas pipelines operating assets in eight countries.

GEM is one of the leading commercial product and chemical tanker companies in the Middle East, investing in and managing modern state-of-the-art double-hull tankers designed to carry petroleum products, chemicals and other hydrocarbons.

A leading international exploration and production business, Mubadala Petroleum is building on the UAE’s hydrocarbons expertise to develop, manage and operate projects distinguished by the highest technical and safety standards.

Petrochemical company producing ethylene, polyethylene and a range of other products and technology.

Oil Search is an oil and gas exploration and development company that has been operating in Papua New Guinea (PNG) since 1929. It is PNG's largest oil and gas producer and operates all of the country’s currently producing oil and gas fields, and is the third-largest exploration company in Australasia.

Integrated international oil and gas business and Austria’s largest listed industrial company.

A fully integrated energy company focused on oil refining, oil and products pipeline, storage and marketing.