EX-21 5 bkhex-21listofsubs122018.htm EXHIBIT 21 Exhibit


Exhibit 21
BLACK HILLS CORPORATION SUBSIDIARIES
December 31, 2018


 
Subsidiary Name
State of Origin
1.
Black Hills Cabresto Pipeline, LLC
Delaware
2.
Black Hills Colorado Electric, LLC *
Delaware
3.
Black Hills Colorado Gas, Inc. *
Colorado
4.
Black Hills Colorado IPP, LLC *
South Dakota
5.
Black Hills Colorado Wind, LLC
Delaware
6.
Black Hills Electric Generation, LLC *
South Dakota
7.
Black Hills Energy Arkansas, Inc. *
Arkansas
8.
Black Hills Energy Services Company *
Colorado
9.
Black Hills Exploration and Production, Inc. *
Wyoming
10.
Black Hills Gas, Inc.
Delaware
11.
Black Hills Gas, LLC
Delaware
12.
Black Hills Gas Distribution, LLC *
Delaware
13.
Black Hills Gas Holdings, LLC
Delaware
14.
Black Hills Gas Parent Holdings II, Inc.
Delaware
15.
Black Hills Gas Resources, Inc. *
Colorado
16.
Black Hills/Iowa Gas Utility Company, LLC *
Delaware
17.
Black Hills/Kansas Gas Utility Company, LLC *
Kansas
18.
Black Hills Midstream, LLC
South Dakota
19.
Black Hills/Nebraska Gas Utility Company, LLC *
Delaware
20.
Black Hills Non-regulated Holdings, LLC
South Dakota
21.
Black Hills Northwest Wyoming Gas Utility Company, LLC *
Wyoming
22.
Black Hills Plateau Production, LLC *
Delaware
23.
Black Hills Power, Inc. *
South Dakota
24.
Black Hills Service Company, LLC *
South Dakota
25.
Black Hills Shoshone Pipeline, LLC *
Wyoming
26.
Black Hills Utility Holdings, Inc. *
South Dakota
27.
Black Hills Wyoming, LLC
Wyoming
28.
Cheyenne Light, Fuel and Power Company *
Wyoming
29.
Generation Development Company, LLC
South Dakota
30.
Mallon Oil Company, Sucursal Costa Rica
Costa Rica
31.
N780BH, LLC
South Dakota
32.
Rocky Mountain Natural Gas LLC *
Colorado
33.
Wyodak Resources Development Corp. *
Delaware

* doing business as Black Hills Energy