EX-21.1 14 a2227566zex-21_1.htm EX-21.1

Exhibit 21.1

Significant Subsidiaries

Corporation |  | Jurisdiction |  | Organization
FortisUS Holdings Nova Scotia Limited |  | Canada (Federal) |  | Corporation
FortisUS Inc. |  | Delaware |  | Corporation
UNS Energy Corporation |  | Arizona |  | Corporation
Tucson Electric Power Company |  | Arizona |  | Corporation
UniSource Energy Services, Inc. |  | Arizona |  | Corporation
UNS Electric, Inc. |  | Arizona |  | Corporation
UNS Gas, Inc. |  | Arizona |  | Corporation
CH Energy Group, Inc. |  | New York |  | Corporation
Central Hudson Gas & Electric Corporation |  | New York |  | Corporation
FortisBC Holdings Inc. |  | British Columbia, Canada |  | Corporation
FortisBC Energy Inc. |  | British Columbia, Canada |  | Corporation
FortisWest Inc. |  | Canada (Federal) |  | Corporation
FortisBC Inc. |  | British Columbia, Canada |  | Corporation
FortisAlberta Inc. |  | Alberta, Canada |  | Corporation
Newfoundland Power Inc. |  | Newfoundland and Labrador, Canada |  | Corporation
Waneta Expansion Limited Partnership |  | British Columbia, Canada |  | Limited Liability Partnership
Fortis Energy (Bermuda) Ltd. |  | Bermuda |  | Corporation
Caribbean Utilities Company, Ltd. |  | Cayman Islands |  | Corporation