PRESS RELEASE Halmstad, 27 May 2010 Senior executive reallocates shareholding in Arise Windpower The company's CFO, Thomas Johansson, has reallocated privately owned shares in Arise Windpower into an individually managed endowment insurance policy. The private sale of Arise shares by Thomas Johansson and the corresponding endowment insurance purchase of Arise shares amounts to 50,000 shares. Ownership of endowment insurance does not entail a duty to report in accordance with the Swedish Financial Supervisory Authority's rules concerning transparency. The private sale is therefore the only transaction that has been reported to the Swedish Financial Supervisory Authority. The transaction means that Thomas Johansson's total share exposure in Arise Windpower remains unchanged. Halmstad, 27 May 2010 ARISE WINDPOWER AB (publ) The above information is such that Arise Windpower AB (publ) is required to disclose under the Securities Market Act and/or the Financial Instruments Trading Act. The information was submitted for publication on 27 May 2010 at 14.00 pm. For additional information, please contact Peter Nygren, CEO, Tel. +46(0)706-300 680 Bo Rydlinger, IR Tel. 0703-300 853 About Arise Windpower Arise Windpower is one of Sweden's leading land-based wind power companies. Arise Windpower's business concept is to sell electricity produced by its own land-based wind turbines in southern Sweden. The company's goal is to commission approximately 300 wind turbines by 2014 which will produce around 2 TWh of environmentally friendly electricity per year. Arise is quoted on NASDAQ OMX Stockholm. www.arisewindpower.se Arise Windpower AB (publ), Box 808, 301 18 Halmstad, tel. +46 35 20 20 900, org.nr. 556274-6726 E-mail: info@arisewindpower.se, www.arisewindpower.se