Additional Listing

Gas Turbine Efficiency PLC
20 April 2007


                   Gas Turbine Efficiency plc (the 'Company')

                               Additional Listing


Application has been made for 250,000 ordinary shares of nominal value 0.2 pence
each in the capital of the Company ('Ordinary Shares') to be admitted to trading
on AIM. The Ordinary Shares have been issued pursuant to the subscription
agreement between Gas Turbine Efficiency, Inc. and ABIVA AB dated 22 June 2004,
as disclosed in the Company's AIM admission document.

It is expected that admission to trading on AIM will become effective on or
around 26 April 2007.

Following the issue, the Company's issued share capital consists of 49,145,454
Ordinary Shares with a nominal value of 0.2 pence each, with voting rights. The
Company does not hold any ordinary shares in Treasury. The above figure of
49,145,454 Ordinary Shares may be used by shareholders in the Company as the
denominator for the calculations by which they will determine if they are
required to notify their interest in, or a change to their interest in, the
share capital of the Company under the Financial Service Authority's Disclosure
and Transparency Rules.


Enquiries:

Gas Turbine Efficiency plc
Steven Zwolinski, CEO             [phone] on the day
                                  [phone]

Libertas Capital
Aamir Quraishi                    [phone]



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