Berkshire Hathaway Energy

==MidAmerican Energy Holdings Company==
===1996–1999===
===1999–2014===
==Berkshire Hathaway Energy==
===2014–present===
Category:Berkshire Hathaway
Category:Power companies in the United States
Category:Energy companies in the United States
Category:Des Moines, Iowa
Category:Iowa
Category:1990s
Category:1996