The four major media companies dominating New Zealand mass media are APN News & Media, Fairfax Media, Media Works and News Corporation/Sky. However all of these companies are primarily owned by international financial institutions and a handful of foreign media moguls: Rupert Murdoch, Tony O'Reily and Gina Rinehart. It reports the dominance of global and pan-regional media companies and their vulnerability to commercial and shareholder pressures. This causes a major problem, as noted in the BBC World Service (2007) survey of media ownership, where the owner's "political views" are often vented and the risk to democracy is prevalent. These reports are key to recognizing how the media is infiltrated into New Zealand's mainstream media and to what extent it persuades or achieves