Exhibit 21.1
STEEL DYNAMICS, INC
LIST OF SUBSIDIARIES
|
| State of |
| Names Under which Business is |
Jackson Iron & Metal Company, Inc. |
| Michigan |
| OmniSource Michigan Division |
Marshall Steel, Inc. |
| Delaware |
|
|
Mesabi Nugget Delaware, LLC |
| Delaware |
|
|
New Millennium Building Systems, LLC |
| Indiana |
|
|
OmniSource Corporation |
| Indiana |
| OmniSource Corporation Media Division |
OmniSource Southeast, LLC |
| Indiana |
|
|
OmniSource Transport, LLC |
| Indiana |
| OmniSource Transport, LLC of Michigan |
Roanoke Electric Steel Corporation |
| Indiana |
| Steel Dynamics Roanoke - Bar Division |
Steel Dynamics Sales North America, Inc. |
| Indiana |
|
|
Steel Dynamics Columbus, LLC |
| Delaware |
|
|
Steel of West Virginia, Inc. |
| Delaware |
|
|
STLD Holdings, Inc. |
| Indiana |
|
|
Superior Aluminum Alloys, LLC |
| Indiana |
|
|
SWVA, Inc. |
| Delaware |
|
|
The Techs Industries, Inc. |
| Delaware |
| The Techs |