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NorthWestern Energy is an investor-owned utility company that generates, transmits, and distributes electricity and natural gas to approximately 775,300 customers in Montana, South Dakota, and Nebraska as of December 31, 2023. The company is dedicated to providing safe, reliable, and affordable energy services. NorthWestern Energy focuses on maintaining and upgrading its infrastructure, integrating renewable energy sources, and engaging with communities to meet their energy needs responsibly. It plays a vital role in powering the economic and social well-being of the regions it serves.
The Butte headquarters serves as the central hub for NorthWestern Energy's executive leadership, strategic planning, financial operations, regulatory affairs, and corporate administration.
Located in uptown Butte, the headquarters reflects the company's deep roots in Montana. While specific architectural details are not widely publicized, its presence in a historic district signifies a connection to the community's heritage.
The work culture at NorthWestern Energy emphasizes safety, customer satisfaction, operational efficiency, and community engagement. It fosters a collaborative environment aimed at reliably delivering essential energy services.
The headquarters is pivotal for orchestrating operations across its multi-state service territory. Its location in Butte underscores its commitment to Montana, its largest service area, and its role as a major employer and contributor to the local economy.
NorthWestern Energy's operations are primarily focused on its service territories within the United States, specifically in Montana, South Dakota, and Nebraska. The company does not maintain a significant international operational footprint, concentrating its efforts on domestic energy generation, transmission, and distribution to its customer base in these states.
11 E. Park St.
Butte
MT
USA
Address: 3010 West 69th Street, Sioux Falls, SD 57108
Manages and supports the delivery of electricity and natural gas services to customers in South Dakota and Nebraska, ensuring grid reliability and customer support for these regions.
Address: 1315 N Last Chance Gulch, Helena, MT 59601
Facilitates local operations and customer engagement in the capital city region of Montana, and serves as a point of contact for state governmental interactions.
Address: 200 S Dakota Ave S, Huron, SD 57350
Provides direct support and services to customers in the Huron area and surrounding communities, managing local energy distribution infrastructure.
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As of April 2025, NorthWestern Energy' leadership includes:
NorthWestern Energy has been backed by several prominent investors over the years, including:
NorthWestern Energy saw a key leadership transition in its finance department over the past year, with the formal appointment of its Chief Financial Officer. Overall, the senior executive team has demonstrated stability.
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NorthWestern Energy commonly uses the 'firstname.lastname' email format. This is a standard convention for many corporations and facilitates direct communication with employees.
firstname.lastname@northwesternenergy.com
Format
jane.doe@northwesternenergy.com
Example
85%
Success rate
NorthWestern Energy News • May 8, 2024
NorthWestern Energy is providing customers with safety tips and preparation advice for potential summer storms that could lead to power outages, emphasizing readiness and safety measures....more
NorthWestern Energy News • April 25, 2024
NorthWestern Energy announced its financial results for the first quarter of 2024, reporting GAAP diluted earnings per share of $1.31, compared with $1.28 for the same period in 2023....more
NorthWestern Energy News • February 15, 2024
NorthWestern Energy announced its full-year 2023 financial results, highlighting performance, investments, and strategic initiatives undertaken throughout the year....more
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