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Last Updated on Feb 20, 2026
NorthWestern Energy

About
NorthWestern Energy, headquartered in Sioux Fall, SD, is one of the largest providers of electricity and natural gas to the northwest and upper midwest of the United States. It serves customers in parts of Montana, South Dakota and Nebraska.Primary Address: 3010 West 69th StreetSioux Falls, SD 57108USA
Employees (10)
| Name | Title | Phone Number | Social Media | |
|---|---|---|---|---|
| B**** ** B*** | Chief Finance Officer | b********[email protected] | (605) 978-**** | |
| M****** C****** | Vice President, Transmission | m*************[email protected] | (605) 978-**** | |
| H****** ** G****** | General Counsel & Vice President | h*************[email protected] | ||
| J*** ** H**** | Vice President, Supply & MT Government Affairs | j********[email protected] | ||
| A***** M***** | Director, Transmission Market Strategy & FERC Compliance Officer | a***********[email protected] | ||
| T****** O**** | Senior Corporate Counsel & Corporate Secretary | t*******[email protected] | ||
| B***** P***** | Director, Brand, Advertising & Customer Communications | b***********[email protected] | ||
| D** R***** | Director, Investor Relations & Corporate Strategies | d********[email protected] | ||
| R***** ** R*** | Chief Executive Officer | r*********[email protected] | ||
| B**** S********* | Vice President, Communications & Human Resources | b**************[email protected] |