Exhibit 21.01
SUBSIDIARIES OF XCEL ENERGY INC.
SUBSIDIARY (a) |
| STATE OF |
| PURPOSE |
Northern States Power Co. (a Minnesota corporation) |
| Minnesota |
| Electric and gas utility |
Northern States Power Co. (a Wisconsin corporation) |
| Wisconsin |
| Electric and gas utility |
Public Service Co. of Colorado |
| Colorado |
| Electric and gas utility |
Southwestern Public Service Co. |
| New Mexico |
| Electric utility |
Cheyenne Light, Fuel and Power Co. (b) |
| Wyoming |
| Electric and gas utility |
WestGas InterState Inc. |
| Colorado |
| Natural gas transmission |
Xcel Energy Wholesale Group Inc. |
| Minnesota |
| Holding company providing wholesale energy |
Utility Engineering Corp. (c) |
| Texas |
| Engineering, design and construction |
Xcel Energy Markets Holdings Inc. |
| Minnesota |
| Holding company providing energy marketing |
Xcel Energy International Inc. |
| Delaware |
| Holding company with international holdings |
Xcel Energy Ventures Inc. |
| Minnesota |
| Holding company to develop new businesses |
Eloigne Co. |
| Minnesota |
| Owns and operates affordable housing units |
Xcel Energy Retail Holdings Inc. |
| Minnesota |
| Holding company providing retail services |
Planergy International Inc. |
| Texas |
| Energy management, consulting, and demand-side management services |
Xcel Energy Communications Group Inc. |
| Minnesota |
| Holding company providing telecommunications |
Seren Innovations, Inc. (d) |
| Minnesota |
| Communications and data services |
Xcel Energy WYCO Inc. |
| Minnesota |
| Holding company holding investment in WYCO |
Xcel Energy O&M Services Inc. |
| Minnesota |
| Holding company |
Xcel Energy Services Inc. |
| Minnesota |
| Holding company |
Xcel Energy Foundation |
| Minnesota |
| Charitable foundation |
(a) Certain insignificant subsidiaries are omitted.
(b) In January 2005 Xcel Energy completed the sale of Cheyenne.
(c) On March 2, 2005, Xcel Energy agreed to sell Utility Engineering Corp.
(d) Held for sale
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