John O'Callaghan has created quite the stomper under his rare alter ego, Joint Operations Centre — with the help of Kate Miles.
John O'Callaghan and Stine Grove forge a blissful uplifting tune that pulls at the heartstrings.
John O'Callaghan and rising star Cold Blue join forces to mix the latest 'Subculture' compilation, taking their listeners on a sentimental ride.
John O'Callaghan brought his label Subculture to LA for a special showcase packed with quality trance.
John O'Callaghan unleashes his latest dark tech trance output, 'The Forging Of Steel.'
John O'Callaghan brings another emotive uplifting track to the table with Claire Stagg.
Bryan Kearney and John O'Callaghan confirm their Key4050 alias and name their deliciously old-school debut track 'Gianfranco'
Relive the first Dreamstate with re-recorded sets from a good portion of its artists.
Returning with his own original track 'Elicit Response,' John O'Callaghan is earning a spot among progressive's tops with his Henrik Zuberstein alias.
