There are 600 natural cork makers worldwide, the largest of these is Amorim Group. The two largest cork producing countries are Portugal and Spain which together account for approximately 55% of cork production. While alternative materials are increasingly used in wine bottle closures, cork still represents 80% of the market.

Geographic reference: World
Year: 2009
Market size: 13 billion corks
Source: Wall Street Journal, May 1, 2010, page A10
Original source: Nomacorc estimates