Jacint Puigmartí, commercial director of Spain’s corporatejets XXI (left) and his wife Anna relax with John Curry, coo of Switzerland’s G5 Executive. They were among scores of European private charter executives who attended a party hosted by Oxygen 4 in London. Mark Green, Rod Glassford and Steven Jack, the owner directors, report an Oxygen 4 2006/2007 turnover of £15.8 million.