Global Media Connect GMC GmbH (former Satelli-LINE GmbH) is the holding company of Media entrepreneur Christian Brenner from Munich Germany. GMC has founded companies (and some of them successfully sold) in the Media industry like SmartCast GmbH (Broadcast Services), MagicStar, Radio Hitwelle and Rock Antenne (FM and digital Radio), DMF (Digital Satellite TV on SES Astra) and SatelliFax (Media Newsletter). Till 2007 GMC (Satelli-LINE) did several businesses in the Media industry. 2007 the operation of Services, Radio, TV and Newsletter was moved to subsidiaries, like Broadcast Services to SmartCast GmbH.