Holding in Company

2nd November 2010
                                                     AVATION PLC
                                            ('AVATION' OR THE 'COMPANY')

                                      NOTIFICATION OF SIGNIFICANT SHAREHOLDINGS

The  Board  of  Avation  Plc has received notification on 29th October 2010 from WH Ireland Limited  that  the  total
holding of discretionary staff and connected persons of WH Ireland Limited is 3,409,050 shares in the Company and WH
Ireland advises that this interest amounts to 11.95% of the issued voting shares of the Company.

                      The directors take responsibility for the contents of this announcement.

                                                     ---ENDS---

ENQUIRES:

AVATION PLC                                                      07783 942 553
Jeff Chatfield, Chairman

ADVISOR                                                          020 7628 1128
Frank Lucas/ Jonathan Willis-Richards
Loeb Aron & Company Ltd.

MEDIA                                                            020 7562 3350
Maxine Barnes, Nick Rome
Bishopsgate Communications

WEBSITES                                                         www.avation.net

Avation plc