What is biggest kickboxing promotion?

The biggest kickboxing promotion in the world is Glory Kickboxing. Glory was founded in 2012 and has since become the number one kickboxing promotion globally. It features the best kickboxers from around the world competing in high-level events that are broadcasted to millions of viewers worldwide.

Glory has held events in cities such as Amsterdam, New York, Tokyo, and Paris. Some of the most famous fighters to have fought in Glory include Rico Verhoeven, Badr Hari, Nieky Holzken, and Giorgio Petrosyan.

The promotion has a number of weight divisions, ranging from bantamweight to heavyweight, and also features a women's division. Glory also has a unique style of kickboxing that emphasizes technique and power, as opposed to just brute force.

Glory routinely sells out venues such as the Ahoy Rotterdam Arena and Madison Square Garden and has partnerships with major brands such as Monster Energy and BMW.