Etrion Selected for NASDAQ OMX Stockholm Benchmark Index

Etrion Selected for NASDAQ OMX Stockholm Benchmark Index

May 10, 2011, Geneva, Switzerland - Etrion Corporation (“Etrion” or the
“Company”) (TSX: ETX) (OMX: ETX), an independent solar power producer,
announced today that the Company will be added to the NASDAQ OMX
Stockholm Benchmark index (OMXSB) effective June 1, 2011.

Marco Northland, Etrion's CEO, commented, “We are pleased to be selected
for the OMX Stockholm Benchmark index, a popular Swedish benchmark index
for institutional investors.  The addition of Etrion to the index gives
us exposure to index-tracking funds and reflects the increased liquidity
of our shares in Stockholm.”

The OMXSB index includes the 86 largest and most traded stocks across
ten sectors. The weighting of the stocks is based on market value
adjusted by free float.  The index serves as an indicator of the overall
trend on NASDAQ OMX Stockholm and is intended to offer a cost effective
index that an investor can replicate.

Securities in the index must meet specific eligibility criteria,
including a turnover screening. The OMXSB index is evaluated on a
semi-annual basis in May and November, and the new index portfolio
becomes effective on the first trading day in June and December,
respectively.

About Etrion

Etrion Corporation develops, builds, owns and operates solar power
plants. Etrion currently owns 47 megawatts (MW) of operational,
ground-based solar photovoltaic (PV) power plants in Italy. The Company
is listed on the Toronto Stock Exchange and the NASDAQ OMX Stockholm
exchange (ticker symbol “ETX”). Etrion's largest shareholder is the
Lundin family, which owns approximately 25% of the Company's shares
through various trusts.

For additional information, please visit the Company's website at
www.etrion.com (http://www.etrion.com/) or contact:

Garrett Soden - Chief Financial Officer
Telephone: +41 (22) 715 20 90