The Extreme Sports Channel is a pay television channel that was launched from Amsterdam on 1 May 1999.^[2] The channel broadcasts in over 60 countries and 12 languages, and covers extreme sport and adventure sports which include surfing, skateboarding, snowboarding, wakeboarding, motocross, BMX, mountain biking, FMX, music, gaming and fashion.

Alstair Gosling ^[3] founder of Extreme International came up with the idea for the Network in 1996. In 1997 Alistair and Juanjo Marquez GM started approaching potential investors to back the plan for a new brand and TV network dedicated to extreme and adventure sports.^[4] UPCtv, the programming arm of Europe's largest cable television operator UPC, was looking for new channels to offer its subscribers and in April 1998 Extreme international was exhibiting at the MIP programming market in Cannes, France, Ben Barrett the sales director was approached by Stephen Cohen, UPCtv's Chief Operating Officer, with a proposal for a joint venture between the two companies. Extreme partnered with UPC and the Extreme Sports Channel was launched from the Netherlands on 1 May 1999, and in the UK in 2000.^[5][6] The channel was designed by Gosling and Cohen, management and content was delivered by Extreme International, and technical play out and uplink were supplied by UPC.

In late 1999, Extreme launched its United States operations, and charged veteran producer, Lloyd Bryan Adams with the task of heading up the North American presence. They launched EXtreme TV, a branded block on Fox Sports Net in March 2012.

In 2005,^[5] after launching the channel in over sixty countries, and seeing the growth in digital coming Extreme International acquired the Extreme brand and sold its 50% stake in Extreme Sports Channel to John Malone's Liberty Global Inc. which had by then become owner of UPC. The channel was put under the management of Chellomedia.^[5]

Since the transaction Extreme International has developed business divisions in three main areas. As architects of adventure and specialising in adventure tourism Extreme delivers design, master planning and development of destinations through to the operation of experiences, camps, boutique hotels and resorts.

Across Events it is growing and managing a portfolio of adventure sports and environmental based conferences, events and shows one being the Extreme Hangout the environmental action events platform that was launched at COP 28 in Glasgow and has held over 35 events to date around the world.^{[7] [8]}

In media it operates social media publishing house which curates, produces, edits and posts action and adventure sports, travel and lifestyle entertainment daily. The collection of social and digital media brands are accessed through social media networks, connected TV platforms and mobile apps. It has global community of approaching 20 million fans, achieves over 200m video views each month.

Extreme operates around three guiding pillars, people, planet, and place and works to sustainably drive sport participation, an active and healthy lifestyle, job creation, infrastructure investment and tourism. Whilst aligning with five key United Nations Sustainable Development Goals and government agendas there is a commitment to be sustainable, and have launched the Extreme Hangout an events impact platform,^[7] are signed up to Planet Mark to measure impact, 1% For The Planet to give back and the UN’s Sports for Climate Action to drive awareness.

The channel launched in Poland in January 2006, followed by France in that same year.^[5]

The UK version of the channel was free-to-air from launch until the summer of 2006, when a deal with BSkyB meant that it became encrypted.

On 28 September 2011 the channel began broadcasting in widescreen (16:9) format.

On 1 February 2012 the high-definition version of the channel began broadcasting in Italy.^[9]

AMC Networks acquired Chellomedia on 2 February 2014. Chellomedia was rebranded by AMC Networks International on 8 July 2014.^[10]

On 31 December 2015, the channel was removed from the Sky EPG.

As of 27 October 2021 Extreme is available on Channelbox on Freeview channel 271 in the UK. Channelbox is a free IPTV service available to any Freeview compatible device that can connect to both an aerial and internet.^[11]