Linn           Naim 
  Naim           Meridian
  Meridian       Linn
  B&W            Musical Fidelity
  Krell          Arcam
  Audio Research Audiolab
  Sonus Faber    Cyrus
  Martin Logan   Quad
  Wilson Audio   Krell
  DCS            Michell
  ATC            Rega
  Accuphase      Nad
  Wadia          Sugden
  Boulder        Denon, Mission ..