World Extreme Cagefighting

World Extreme Cage Fighting (abbreviation: WEC) was a U.S. company that organized Mixed Martial Arts fights. The organization existed from 2001 to 2010 and was subsequently incorporated into the Ultimate Fighting Championship. Up to this point, the WEC held 53 events.

WEC was founded in June 2001 by Reed Harris and Scott Adams. The events took place mainly in Lemoore, California, and were broadcast on the American television channel HDNet. End of 2006, WEC was purchased by Zuffa LLC, owner of the UFC. From there, the WEC should focus on the lower weight classes, including at spring and bantamweight, two in the UFC nonexistent fight weight. Aired were WEC events, among others, on the American sports channel Versus, in Canada on The Sports Network and The Score, and in Australia by Setanta Sports. In January 2011, the WEC was absorbed into the UFC and assumed the title holder in the spring and bantamweight.

The WEC champions include current UFC champions featherweight Jose Aldo and bantamweight Dominick Cruz. Other honorees included Ron Waterman, Frank Shamrock, Chris Leben, Anthony Pettis, Carlos Condit, Karo Parisyan, Urijah Faber and Brian Stann.