Daniel Rausch

NorthWestern Energy Corp. provides electric utility and natural gas distribution services. The firm owns and operates natural gas production, transmission and distribution systems. It offers services in the regions of Montana, South Dakota, and Nebraska. The company was founded in 1923 and is headquartered in Sioux Falls, SD.

Heating & Air Conditioning Services, Inc. distributes heating, cooling and indoor air quality products. It offers furnaces, air conditioners, heat pumps, packaged units, indoor air quality systems, air handlers, comfort controls, boilers, garage heaters and mini-split systems. The company was founded in 1984 and is headquartered in West Bridgewater, MA.

NorthWestern Corp. engages in generating and distributing electricity and natural gas. It operates through the following segments: Electric, Gas, and Other. The Electric segment includes generation, transmission, and distribution of electric utility business as a vertically integrated generation transmission and distribution utility. The Gas segment consists of production, storage, transmission, and distribution of natural gas. The Other segment consists of unallocated corporate costs. The company was founded in November 1923 and is headquartered in Sioux Falls, SD.