EX-21 3 exhibit21subsidiaries10k20.htm EXHIBIT 21 SUBSIDIARIES 10-K 2015 Exhibit


Exhibit 21
 
 
SUBSIDIARIES OF THE REGISTRANT
 
 
Name
State of Jurisdiction of Incorporation or Limited Partnership
 
 
Clark Fork and Blackfoot, L.L.C.
Montana
NorthWestern Services, LLC
Delaware
Montana Generation, LLC
Delaware
Canadian-Montana Pipe Line Corporation
Canada
Risk Partners Assurance, Ltd.
Bermuda
Lodge Creek Pipelines, LLC
Nevada
Willow Creek Gathering, LLC
Nevada
Havre Pipeline Company, LLC
Texas