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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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Purchaser |

Seller |
Status |
 |
Date Complete |
Value ($M) |
Penn Virginia Resource Partners, L.P |
Zone Oil and Gas |
Completed |
 |
07/10/2010 |
15 |
Puget Sound Energy, Inc. |
Zilkha Renewable Energy, LLC |
Completed |
 |
10/04/2005 |
n/a |
Petrohawk Energy Corporation |
Wynn-Crosby Energy , Inc |
Unknown |
 |
|
425 |
Public Service Enterprise Group, Inc. (PSEG) |
Wisconsin Energy Corporation |
Approved |
 |
|
280 |
Pentair Inc. |
WICOR Industries, Inc. |
Completed |
 |
|
n/a |
pacific hydro limited |
Western Wind Energy |
Unknown |
 |
|
2 |
PPL Corporation |
Western Power Distribution Holdings Ltd. |
Completed |
 |
|
n/a |
Progress Energy Ventures, Inc. |
Westchester Resources Inc. |
Completed |
 |
04/29/2002 |
148 |
Public Service Company of New Mexico |
Westar Energy Inc |
Failed |
 |
01/08/2002 |
4,442 |
Puget Sound Energy, Inc. |
Wayzata Investment Partners |
Completed |
 |
|
240 |
Puget Sound Power & Light Company |
Washington Energy Co |
Completed |
 |
02/10/1997 |
488 |
Plains All American Pipeline, L.P. |
Wapella Pipeline System |
Completed |
 |
12/01/2001 |
13 |
Plains All American Pipeline, L.P. |
Vulcan Capital |
Completed |
 |
09/03/2009 |
220 |
Principal Solar, Inc |
vis solis |
Completed |
 |
06/19/2013 |
n/a |
Petro-Canada |
Veba Oil & Gas Gmbh |
Completed |
 |
05/02/2002 |
2,000 |
PG&E Corporation |
Valero Energy |
Completed |
 |
07/31/1997 |
1,500 |
Pacific Energy Partners, L.P. |
Valero Energy |
Unknown |
 |
|
455 |
Patterson Energy, Inc. |
UTI Energy Corp. |
Completed |
 |
05/08/2001 |
1,340 |
Pacific Power & Light Company |
Utah Power & Light Company |
Completed |
 |
01/09/1989 |
1,860 |
Pogo Producing Company |
Unocal Corporation |
Completed |
 |
09/27/2005 |
1,800 |
Pepco Energy Services, Inc. |
Unitemp, Inc. |
Completed |
 |
06/21/2001 |
n/a |
PECO Energy Company |
Unicom Corporation |
Completed |
 |
10/23/2000 |
8,000 |
Prairie Oil and Gas Inc. |
Undisclosed Seller |
Unknown |
 |
|
n/a |
Peerless Energy Inc. |
Undisclosed Seller |
Completed |
 |
08/26/2005 |
n/a |
Peerless Energy Inc. |
Undisclosed Seller |
Completed |
 |
09/29/2005 |
46 |
|