Major shareholder announcement - BlackRock, Inc.

Vestas has received information from BlackRock Investment Management (UK)       
Limited, 33 King William Street, London EC4R 9AS, UK that BlackRock, Inc. as per
19 March 2010 has reduced their holding of Vestas shares to 10,073,700 shares   
(4.95 per cent).                                                                

Contact details:                                                                
Vestas Wind Systems A/S, Denmark                                                
Peter W Kruse, Senior Vice President, Group Communications                      
Telephone +45 9730 0000