jonaskroon Jonas Kroon Oslo Jonas Kroon is a Norwegian music producer, mixing engineer and composer working out of SAGA Studio in central Oslo. jonaskroon’s tracks Girl with Balloon by jonaskroon published on 2013-11-06T02:36:40Z Detective by jonaskroon published on 2013-11-06T02:30:46Z A Little Lighter by jonaskroon published on 2013-11-06T02:04:44Z