Unilever is a Dutch-British transnational consumer goods company co-headquartered in Rotterdam, Netherlands and London, United Kingdom. Its products include food, beverages, cleaning agents and personal care products. It is the world's largest consumer goods company measured by 2012 revenue, and is also the world's largest producer of food spreads, such as margarine. Unilever is one of the oldest multinational companies; its products are available in around 190 countries.