HOUSTON, May 16, 2012 /PRNewswire/ -- Quanta Services, Inc.

ORLANDO, Fla., Feb. 23, 2012 /PRNewswire/ -- Siemens Energy has received another large onshore wind order in the U.S.

DES MOINES, Iowa, Aug.

DES MOINES, Iowa, July 27, 2011 /PRNewswire/ -- Construction of the 443.9-megawatt Rolling Hills wind project in southwest Iowa is progressing on schedule toward a planned year-end completion.

AUSTIN, Texas, June 30, 2011 /PRNewswire/ -- Electric Transmission Texas, LLC (ETT), has executed master agreements with three construction firms for transmission and infrastructure services associated with the Competitive Renewable Energy Zone (CREZ) projects assigned to ETT by the Public Utility Commission of Texas (PUCT).