==Investment History==
{|border="2" cellspacing="0" cellpadding="4" width="72%"|align = "center" bgcolor = "#000000" <font color="#000000">colspan = "2"|'''Acquisitions'''</font>|-|SE Forge|align = "right"|October 2010|-|RE Power Systems|align = "right"|December 2009|-|RE Power Systems AG|align = "right"|June 2009|-|RE Power Systems AG|align = "right"|June 2008|-|RE Power Systems AG|align = "right"|June 2007|-|align = "center" bgcolor = "#000000" <font color="#000000">colspan = "2"|'''Disinvestments'''</font>|-|RE Power Systems|align = "right"|August 2010|-|Swibi AG|align = "right"|June 2010|-|Hansen Transmissions|align = "right"|April 2009|-|Denker & Wulf AG-Quitzow Wind|align = "right"|March 2009|-|Hansen Transmissions|align = "right"|January 2009|-|SE Forge|align = "right"|October 2008|-|align = "center" bgcolor = "#000000" <font color="#000000">colspan = "2"|'''Subsidiary M&A'''</font>|-|RE Power Systems AG acquired PROASEGO Wind park|align = "right"|May 2010|-|RE Power Systems Swiz acquired stake in Wind farm Corleto Perticara|align = "right"|August 2010|-|AE-Rotor Techniek of the Netherlands acquired Eve Holding NV, a manufacturer of wind turbines|align = "right"|March 2006|-|}
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