ALL3MEDIA is Britain's largest independent television production company. It was formed following the acquisition of Chrysalis Group's TV division in September 2003, led by Steve Morrison, David Liddiment, Jules Burns and John Pfeil. In September 2006, Permira became All3Media’s majority shareholder.

ALL3MEDIA comprises a group of television, film and digital production companies from across the UK, US, Germany, the Netherlands, New Zealand and Australia. It also includes international distribution companies 'ALL3MEDIA International' and 'Optomen International'. ALL3MEDIA International represents third-party producers and broadcasters together with its own production companies.

ALL3MEDIA has recently set up offices in the US where it has enjoyed success launching shows such as Undercover Boss (CBS), Skins (MTV), Cash Cab (Discovery), Are You Smarter Than A Fifth Grader? (Fox) and a range of Gordon Ramsay programmes (Fox). In 2011, ALL3MEDIA hired Nancy Tellem and Wayne Garvie to spearhead further growth in the US.

ALL3MEDIA is also the largest producer of broadcaster multiplatform content in the UK, producing award winning websites and online dramas such as Embarrassing Bodies (BAFTA), The Well (BANFF) and Britain From Above (EMMY).