Oil traders

Glencore plc is an Anglo-Swiss multinational commodity trading and mining company with headquarters in Baar, Switzerland. Glencore's oil and gas headquarters are in London, England, as well as its primary listing being on the London Stock Exchange, and it is one of the largest components of the FTSE 100 by market capitalization.

Hungarian oil industry corporation

Vitol (pronounced ) is a Swiss-based Dutch multinational energy and commodity trading company that was founded in Rotterdam in 1966 by Henk Viëtor. Vitol has over 40 offices worldwide, with its largest operations in Geneva, Houston, London, and Singapore.

Trafigura Group Pte. Ltd. is a Singaporean-based multinational commodities company, with major regional hubs in Geneva, Houston, Montevideo and Mumbai, founded in 1993. The company trades in base metals and energy. It is the world's largest private metal trader and second-largest oil trader having built or purchased stakes in pipelines, mines, smelters, ports and storage terminals.

Gunvor Group Ltd is a multinational energy commodities trading company registered in Cyprus, with its main trading office in Geneva, Switzerland. Gunvor also has trading offices in Singapore, Houston, Stamford, London, Calgary, and Dubai, with a network of representative offices around the globe. The company operates in the trade, transport, storage and optimization of petroleum and other energy products, as well as having investments in oil terminal and port facilities. Its operations consist of securing crude oil and petroleum products upstream and delivering it to market via pipelines and t

Royal Vopak N.V. () is a Dutch independent multinational company that stores and handles products ranging from chemicals, oil, gases and LNG to biofuels and vegoils.

Mercuria Energy Group Ltd. is a Cayman Islands-domiciled Swiss multinational commodity trading company active in a wide spectrum of global energy markets including crude oil and refined petroleum products, natural gas (including LNG), power, biodiesel, base metals and agricultural products. The company is one of the world's five largest independent energy traders and asset operators and is based in Geneva, Switzerland, with 37 additional offices worldwide. The group operates in 50 countries.