The World Gold Council or the WGC is a nonprofit association of the world's leading gold producers. A market development organization for the gold industry, the World Gold Council includes 33 members and many members are gold mining companies. The WGC was established to promote the use of and demand for gold through marketing, research, and lobbying. Headquartered in London, the WGC covers the markets which comprise about three-quarters of the world's annual gold consumption.