John O’Callaghan (trance DJ/producer/artist)

~ Person

Also performs as: Mannix (aka John O'Callaghan)


John O'Callaghan is an Irish musician and DJ, mainly producing trance music. He also produces music under the alias of Joint Operations Centre, Mannix, Henrik Zuberstein and Stenna. He has also collaborated with fellow Discover artists such as Bryan Kearney, Neal Scarborough (as Inertia), Thomas Bronzwaer (as Lost World) and Greg Downey as well as more recently, trance hero Leon Bolier. His best known track is Big Sky, done with vocalist Audrey Gallagher. Callaghan has received remixes by trance artists such as The Thrillseekers, Sean Tyas, Gareth Emery, Cosmic Gate, Markus Schulz and Indecent Noise. He has also worked with Heatbeat and Aly & Fila.

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Year Title Artist RatingReleases
2007 Something to Live For John O’Callaghan 1
2009 Never Fade Away John O’Callaghan 3
2011 Unfold John O’Callaghan 1

Album + Compilation

Year Title Artist RatingReleases
2007 Live As... Vol 2 John O'Callaghan 1

Album + Compilation + DJ-mix

Year Title Artist RatingReleases
2008 Trance World, Volume 4 John O’Callaghan 1
2009 Subculture John O’Callaghan 1
2010 Subculture 2010 John O’Callaghan 1
2013 Subculture 2013 John O’Callaghan 2

Album + Compilation + Live + DJ-mix

Year Title Artist RatingReleases
2012 A State of Trance 550 Armin van Buuren, Dash Berlin, John O’Callaghan, Arty & Ørjan Nilsen 2

Album + Remix

Year Title Artist RatingReleases
2010 Never Fade Away (The Remixes) John O’Callaghan 1
2012 Unfold (The Remixes) John O’Callaghan 2


Year Title Artist RatingReleases
2004 Mercury John O’Callaghan presents Mannix 1
2006 Exactly O’Callaghan & Kearney 2
2007 Split Decision John O’Callaghan 1
2007 Dream On / Acid Rain / Pyramid John O’Callaghan presents Mannix 3
2007 Big Sky John O’Callaghan feat. Audrey Gallagher 4
2009 Never Fade Away John O’Callaghan feat. Lo-Fi Sugar 1
2010 Find Yourself John O’Callaghan feat. Sarah Howells 2
2010 Rhea John O'Callaghan vs Neptune Project 1
2011 Talk To Me John O'Callaghan & Timmy & Tommy 1
2011 Bring Back the Sun John O’Callaghan & Audrey Gallagher 1
2011 Save This Moment John O’Callaghan & Betsie Larkin 1
2012 Mess Of A Machine John O'Callaghan & Kathryn Gallagher 1
2012 Vapourize Aly & Fila vs John O’Callaghan 1
2013 Breathe John O’Callaghan & Full Tilt feat. Karen Kelly 1
2013 I'll Follow John O'Callaghan Feat. Ria 1
2013 Riders Of Rohan John O'Callaghan 1
2013 I Believe John O'Callaghan Feat. Erica Curran 1
2014 One Special Particle John O'Callaghan 1
2014 Games John O’Callaghan & Jennifer Rene 2
2015 Stay With Me John O’Callaghan & Deirdre McLaughlin 1
2016 Lies Cost Nothing John O'Callaghan & Clare Stagg 1


Year Title Artist RatingReleases
2011 Centurion E.P. John O’Callaghan 1

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