More information in the Sunday papers. The aircraft owner has been named as Cool Flourish Ltd. by the Daily Mail. The name will have been known to the Daily Mail for some time (they probably read it here).
The pilot of the Eclipse which brought Sala inbound to CWL on the Friday has been named by The Telegraph as David Hayman, CEO of Aeris Aviation. Willie McKay says that the unavailability of David Henderson and David Hayman to fly the Eclipse was the reason that Dave Ibbotson was drafted in to fly the PA46 (but he took no part in that decision of course).