Black Hills Energy has announced its merger with another Great Plains utility company in response to what it says is a ...

Black Hills and NorthWestern Energy said on Tuesday they would merge, creating a $15.4 billion regulated electric and natural ...

The utility will have a market capitalization of approximately $7.8 billion, based on each company’s closing stock price as ...

Northwestern Energy has announced a significant merger with South Dakota's Black Hills Corp, leading MTN's John to examine ...

A major change is coming for one southern Colorado utility company. Tuesday, Black Hills Energy announced they plan to merge ...

Black Hills and NorthWestern Energy have entered a definitive agreement that will establish a electric and natural gas ...

Energy President and CEO Linn Evans has announced that the Rapid City-headquartered utility company intends to merge with ...

The two energy groups announced on Wednesday a merger to create a premier regional electric and natural gas company.

The combined company will be worth $15.4 billion, based on each company's closing stock price on Monday, and have about 2.1 ...

A gold rush brought settlers to South Dakota’s Black Hills roughly 150 years ago, chasing the dream of wealth and displacing ...

South Dakota-based Black Hills Corp. is buying Northwestern Energy. The two utilities announced their all-stock transaction ...

Rapid City, S.D.-based Black Hills Corp. and Sioux Falls, S.D.-based NorthWestern Energy Group Inc. will merge in an ...