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Home > Industry Data > Industry Mergers & Acquisitions

Industry Mergers & Acquisitions - Updated 07/16/21

Below is a list of major energy (electric power) mergers and acquisitions since 1985 and all others since 1996. Type in a keyword for a specific search of purchasers and sellers. Using the pull-down menu, you may sort by purchaser, seller, status or date complete. The same pull-down allows you to filter by location or merger type to narrow your results. To view purchasers within a specific alpha section, click the desired letter below.

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26-50 of 93 items listed First Previous Next Last
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Status Date
IEA RMT Inc. Completed 02/01/2013 n/a
Iberdrola SA Petroceltic International Unknown 40
Inergy, LP Petersen Propane Company Completed 06/03/2004 n/a
Integrys Energy Group, Inc. Peoples Energy Corporation Completed 02/21/2007 9,200
Itochu Corporation North America Energy Services Completed 12/04/2001 n/a
Iberdrola SA NextEra Energy, Inc. (formerly FPL Group, Inc.) Failed 1,100
Inergy, LP New York State Electric & Gas Corporation (NYSEG) Completed 07/14/2011 65
Isramco Inc. Ness Group International Completed 11/02/2005 2
Inergy, LP Moulton Gas Service, Inc. Completed 12/01/2004 n/a
Idaho Power Company Montana Power Company Unknown 1,000
Inergy, LP Midland Gas Company, Inc. Completed n/a
ITC Great Plains LLC Mid-Kansas Electric Company, LLC Completed 08/26/2009 n/a
ITC Holdings Corp. Michigan Electric Transmission Company Completed 10/10/2006 867
Interstate Power & Light Company Iowa Winds, LLC Completed 02/06/2008 n/a
Iowa Electric Light & Power Company Iowa Southern Utilities Company Completed 06/28/1991 n/a
Interstate Power & Light Company Interstate Power Company -- Merged into Interstate Power & Light Company Completed 01/01/2002 n/a
ITC Holdings Corp. Interstate Power & Light Company Completed 750
Independent Power UK Limited (IPUK) Innogy Holdings PLC Completed 03/31/2001 n/a
Innergex Power Income Fund Innergex II Completed 03/29/2010 100
Iberdrola SA Guadalcacin Energia Completed 04/19/2002 n/a
Invenergy Transmission LLC Grain Belt Express Clean Line, LLC Pending n/a
Innova Exploration Limited Globex Resources Limited Completed 05/31/2005 n/a
Iberdrola SA Gas Natural Mexico Completed 03/26/2002 139
Iberdrola SA Gamesa Completed n/a
Iberdrola SA Gamesa Completed n/a
26-50 of 93 items listed First Previous Next Last
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