NORTHWESTERN ENERGY PUBLIC SERVICE CORPORATION
dba NORTHWESTERN ENERGY
SIOUX FALLS, SD
08/03/1982
40
Power Units
40
Drivers
Current
as of today
Active · 40 power units · 40 drivers · Sioux Falls, SD
2025
~Jun 2025
Email changed
daniel.fitzpatrick@northwestern.com → brandi.lammi@northwestern.com
Apr 2, 2025
MCS-150 biennial update filed
Reported mileage: 2,318,760 (2022)
Reported power units: 36 → 40
Reported drivers: 70 → 40
2023
Nov 21, 2023
MCS-150 biennial update filed
Reported mileage: 2,318,760 (2022)
Reported power units: 36
Reported drivers: 70
1982
Aug 3, 1982
DOT registered
Company registered with the FMCSA.