Live Nation, a part of Live Nation Worldwide, is one of the world s largest producers of live concerts. The company produces more than 15,000 concerts for over 1,250 artists in nearly 55 countries. Live Nation specializes in the production and marketing of live concerts for artists. It sells more than 40 million concert tickets annually. The company also operates Livenation.com, which is an online destination for artist touring information, event details, music content and ticket purchase. Live Nation owns and operates over 40 amphitheaters and nearly 35 clubs and theaters, including the House of Blues and The Fillmore brands.