Admisson to Standard Listing

2                                             9439258.1
                                                AVATION PLC
                                       ("AVATION" or "THE COMPANY")

AVATION - Admission to the Official List and Main Market of the LSE

Avation announces that, in accordance with the Prospectus dated 30 September 2010, it has today been
admitted to the Official List and to trading on the Main Market of the London Stock Exchange as a Standard
Listing.

Symbol: AVAP
SEDOL: B196F55
ISIN number: GB00B196F554

                 The Directors take responsibility for the contents of this announcement.

                                                ---ENDS---

ENQUIRES

AVATION PLC:                                                        07783 942 553
Jeff Chatfield, Chairman

ADVISOR:                                                            020 7628 1128
Dr Frank Lucas, Loeb Aron & Company

MEDIA:                                                              020 7562 3350
Nick Rome, Laura Stevens
Bishopsgate Communications

Avation plc