Day4 Energy Announces Commencement of Construction of 1.8MW Photovoltaic Power Plant Energy Park Fischbach in Germany

BURNABY, Canada, June 9, 2010 - Day4 Energy Inc. (TSX: DFE), a leading supplier of high performance,
cost-effective solar electric solutions, today announced it has commenced the
construction of a turnkey 1.8MW ground mounted photovoltaic power plant in
Niedereschach-Fischbach Germany. The project is being built for a private
investor group who is a repeat customer of Day4 Energy.

Day4 Energy has already completed the design and engineering works and has
now begun construction of the PV power plant with the assistance of some of
our leading German based channel partners. Once completed at the end of June,
the plant is expected to include approximately 9800 48MC Day4 modules. Energy
Park Fischbach will be built in the south west of Germany, in the State of
Baden Niedereschach-Fischbach within 8 km of the Day4 Energy offices. The
energy produced at this solar plant will be sold to the local grid provider
under the German FIT Law (EEG).

"It is always exciting to earn the trust of a new customer. Repeat
business is the highest form of recognition for our products and service and
further validation of our ability to deliver a quality product," said George
Rubin, President of Day4 Energy. "We are proud to be selected for this project
and are looking forward to continuing to build our reputation of flawless
execution in delivery of turn-key project solutions."

Day4 Energy is focused on significantly increasing its presence in the
solar project market vertical over the next several months and intends to
scale its project development business model to other markets including Italy
and Canada.

About Day4:

Day4 Energy Inc. is a Canadian company dedicated to providing high
performance photovoltaic (PV) solutions for residential, commercial and
utility scale installations. By fundamentally improving on the design and
assembly of solar cells and modules, the Company produces unique PV panels of
high power density, increased lifetime and uncompromised aesthetic appearance.
Day4 partners with international technology leaders to develop and deliver
IEC- and UL-certified solar products to customers around the world. Day4 is
listed on the Toronto Stock Exchange under the symbol "DFE". For more
information, please visit www.day4energy.com.

Forward Looking Statements:

This news release contains forward-looking information. These statements
relate to future events or future performance and reflect management's current
expectations and assumptions. A number of factors could cause actual events,
performance or results to differ materially from the events, performance and
results discussed in the forward-looking statements. These forward-looking
statements are made as of the date hereof and the Company does not assume any
obligation to update or revise them to reflect new events or circumstances.

For further information: Therese Hayes, Head, Corporate Development, Day4
Energy Inc., +1(604)-345-6771, thayes@day4energy.com; Heather Ballachey,
Media Contact, Day4 Energy Inc., +1(604)-296-0445, media@day4energy.com

For further information: Therese Hayes, Head, Corporate Development, Day4
Energy Inc., +1(604)-345-6771, thayes at day4energy.com; Heather Ballachey,
Media Contact, Day4 Energy Inc., +1(604)-296-0445, media at day4energy.com