Exhibit 21.1
SUBSIDIARIES OF THE REGISTRANT
As of September 30, 2011
Subsidiary | Jurisdiction of Incorporation | |
IES Residential, Inc. | Delaware | |
ICS Holdings LLC | Delaware | |
IES Commercial, Inc. | Delaware | |
IES Management ROO, LP | Texas | |
IES Management, LP | Texas | |
IES Operations Group, Inc. | Delaware | |
IES Properties, Inc. | Delaware | |
IES Reinsurance, Ltd. | Bermuda | |
Integrated Electrical Finance, Inc. | Delaware | |
Key Electrical Supply, Inc. | Texas | |
Thomas Popp & Company | Ohio | |
IES Tangible Properties, Inc. | Delaware | |
IES Purchasing and Materials, Inc. | Delaware | |
IES Consolidated LLC | Delaware | |
IES Shared Services, Inc. | Delaware | |
IES Commercial & Industrial, LLC | Delaware |
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