Company Overview
- NorthWestern Corporation d/b/a NorthWestern Energy is an investor-owned utility and one of the largest providers of electricity and natural gas in the northwest quadrant of the United States.
- We serve approximately 661,000 customers – 395,500 electric and 265,200 natural gas – in Montana, South Dakota and Nebraska.
- Classified as a “mid-sized” utility by most industry standards, our service territory size is one of the largest in the country.
- The foundation of NorthWestern’s energy business dates back to 1923, with the start of the utility operations in a few communities in South Dakota and Nebraska.
- Our electric system serves 297 communities and surrounding rural areas covering two-thirds of Montana, eastern South Dakota, and Yellowstone National Park in Wyoming.
- Our natural gas system serves 169 communities and surrounding rural areas in Montana, South Dakota and central Nebraska.
- NorthWestern Energy has approximately 1,385 full-time employees.
- Our corporate headquarters is in Sioux Falls, S.D., with operational headquarters in Butte, Mont., and Huron, S.D.
- We are listed on the New York Stock Exchange under the ticker symbol NWE.
Operational Statistics
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Montana Operations
- Electric transmission and distribution services to approximately 335,000 customers in 187 communities
- Electric transmission lines - 7,000 miles
- Electric distribution lines - 21,400 miles
- Natural gas transmission and distribution services to approximately 180,100 customers in 105 communities
- Natural gas transmission lines - 2,000 miles
- Natural gas distribution lines - 4,100 miles
- Approximately 1,037 employees
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Click here to download the summary of Montana services.
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South Dakota/Nebraska Operations
- Electric distribution services to approximately 60,500 customers in 110 communities
- Electric transmission and distribution lines - 3,300 miles
- Natural gas distribution services to approximately 85,100 customers in 60 communities in South Dakota and four communities in southcentral Nebraska
- Natural gas distribution lines - 2,300 miles
- Approximately 317 employees
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Click here to download the summary of South Dakota/Nebraska services.
Company Leadership (click here to view officer profiles)
Executive Team
- Robert C. Rowe, President and Chief Executive Officer
- Brian B. Bird, Vice President, Chief Financial Officer and Treasurer
- Patrick R. Corcoran, Vice President - Government and Regulatory Affairs
- David G. Gates, Vice President - Wholesale Operations
- Heather H. Grahame, Vice President and General Counsel
- Kendall G. Kliewer, Vice President and Controller
- Curtis T. Pohl, Vice President - Retail Operations
- Bobbi L. Schroeppel, Vice President - Customer Care, Communications and Human Resources
Key Management
- Michael R. Cashell, Chief Transmission Officer
- Sara Greff Dannen, FERC Compliance Officer
- John D. Hines, Chief Energy Supply Officer
- Michael L. Nieman, Chief Audit and Compliance Officer
- Timothy P. Olson, Corporate Secretary
Field Office Locations (click here to view map of our service territory)
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Montana
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South Dakota
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Nebraska
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| Billings |
Aberdeen |
Parkston |
Grand Island |
| Bozeman |
Armour |
Platte |
Kearney |
| Butte |
Brookings |
Redfield |
North Platte |
| Great Falls |
Chamberlain |
Scotland |
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| Havre |
Huron |
Wagner |
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| Helena |
Kimball |
Webster |
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| Kalispell |
Madison |
Yankton |
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| Missoula |
Mitchell |
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