Exhibit 21 | ||||
Affiliates and Subsidiaries of Integrys Energy Group, Inc. December 31, 2014 | ||||
INTEGRYS ENERGY GROUP, INC. (1) (2) | ||||
Wisconsin Public Service Corporation (2) | ||||
WPS Leasing, Inc. (2) | ||||
Wisconsin Valley Improvement Company (27.1% ownership) (2) | ||||
Wisconsin River Power Company (50% ownership) (2) | ||||
WPS Investments, LLC (approximately 10.98% ownership) (2) | ||||
American Transmission Company LLC (approximately 34.07% ownership) (2) | ||||
ATC Management Inc. (32.16% ownership of Class A Shares) (2) | ||||
ATC Management Inc. (1.91% ownership of Class A Shares) (2) | ||||
WPS Investments, LLC (approximately 89.02% ownership) (2) | ||||
American Transmission Company LLC (approximately 34.07% ownership) (2) | ||||
Michigan Gas Utilities Corporation (3) | ||||
Minnesota Energy Resources Corporation (3) | ||||
Integrys Business Support, LLC (3) | ||||
Peoples Energy, LLC (4) | ||||
The Peoples Gas Light and Coke Company (4) | ||||
Peoples Gas Neighborhood Development Corporation (4) | ||||
North Shore Gas Company (4) | ||||
Peoples Energy Ventures, LLC (3) | ||||
Peoples Energy Neighborhood Development, LLC (3) | ||||
Peoples Technology, LLC (3) | ||||
Integrys Transportation Fuels, LLC (3) | ||||
Pinnacle CNG Company, LLC (5) | ||||
Pinnacle CNG Systems, LLC (5) | ||||
Trillium USA Company, LLC (3) | ||||
Trillium USA, LLC (3) | ||||
AMP Trillium, LLC (30% ownership) (3) | ||||
EVO Trillium, LLC (15% ownership) (3) | ||||
Exhibit 21 | |||||
Affiliates and Subsidiaries of Integrys Energy Group, Inc. December 31, 2014 | |||||
WPS Power Development, LLC (2) | |||||
PERC Holdings, LLC (3) | |||||
PDI Stoneman, Inc. (2) | |||||
Winnebago Energy Center LLC (3) | |||||
ECO Coal Pelletization #12 LLC (3) | |||||
Sunbury Holdings, LLC (3) | |||||
WPS Empire State, Inc. (7) | |||||
Combined Locks Energy Center, LLC (2) | |||||
Integrys Solar, LLC (3) | |||||
INDU Solar Holdings, LLC (50% ownership) (3) | |||||
Sun Devil Solar LLC (3) | |||||
Gilbert Solar Facility I, LLC (3) | |||||
Solar Star California II, LLC (3) | |||||
Integrys NJ Solar, LLC (3) | |||||
Solar Star New Jersey VI, LLC (3) | |||||
Crimson Solar, LLC (3) | |||||
Camden Solar Center, LLC (8) | |||||
Integrys MA Solar, LLC (3) | |||||
Integrys Residential Solar, LLC (3) | |||||
Sunny Templeton, LLC (3) | |||||
Solar Hold 2008-1, LLC (3) | |||||
Soltage-MAZ 700 Tinton Falls, LLC (99% ownership) (3) | |||||
Soltage-ADC 630 Jamesburg, LLC (99% ownership) (3) | |||||
Soltage-PLG 500 Milford, LLC (99% ownership) (3) | |||||
LGS Renewables I, LC (5) | |||||
WPS Visions, Inc. (2) | |||||
Penvest, Inc. (6) | |||||
(1) | Integrys Energy Group, Inc. is the parent holding company. All affiliated companies listed are 100% owned except as noted otherwise. | ||||
(2) | Formed under Wisconsin law. | ||||
(3) | Formed under Delaware law. | ||||
(4) | Formed under Illinois law. | ||||
(5) | Formed under Texas law. | ||||
(6) | Formed under Michigan law. | ||||
(7) | Formed under New York law. | ||||
(8) | Formed under New Jersey law. | ||||
(9) | Formed under Virginia law. |