STEEL DYNAMICS, INC.
| | State of Incorporation or Organization | | Names Under which Business is Conducted |
Carolinas Recycling Group, LLC | | South Carolina | | OmniSource Southeast |
Cohen & Green Salvage Co., Inc. | | North Carolina | | OmniSource Southeast |
Dynamic Abrasives, LLC | | Indiana | | |
Dynamic Aviation, LLC | | Indiana | | |
Dynamic Holdings, LLC | | Indiana | | |
Dynamics Composites, LLC | | Indiana | | |
Ferrous Resources, LLC | | Indiana | | |
Indiana Melting & Manufacturing, LLC | | Indiana | | |
Jackson Iron & Metal Company, Inc. | | Michigan | | OmniSource Michigan Division |
Marshall Steel, Inc. | | Delaware | | |
Mesabi Mining, LLC | | Indiana | | |
Mesabi Nugget Delaware, LLC | | Delaware | | |
Mining Resources, LLC | | Indiana | | |
New Millennium Building Systems Holdings DE Mexico, S. DE R.I. DE C.V. | | Mexico | | |
New Millennium Building Systems, Inc. | | South Carolina | | |
New Millennium Building Systems, LLC | | Indiana | | |
New Millennium Joist & Deck DE Mexico, S. DE R.I. DE C.V. | | Mexico | | |
OmniSource Athens Division, LLC | | Indiana | | |
OmniSource Corporation | | Indiana | | OmniSource Corporation Media Division OmniSource Media Division OmniSource Corporation South OmniSource Corporation-Michigan OmniSource Corporation (Indiana) OmniSource - South Carolina Omni Auto Parts |
OmniSource Holdings, LLC | | Indiana | | |
OmniSource Indianapolis, LLC | | Indiana | | OmniSource Southern Indiana Division Keystone Recycling Northside Recycling |
OmniSource Scrap Metals Management of Mexico, S.de R.L. de C.V. | | Mexico | | |
OmniSource Southeast, LLC | | Indiana | | |
OmniSource Transport, LLC | | Indiana | | OmniSource Transport, LLC of Michigan OmniSource Transport of Ohio |
OmniSource, LLC | | Indiana | | |
Resource Ventures II, LLC | | Indiana | | |
Resource Ventures, LLC | | Indiana | | |
Roanoke Electric Steel Corporation | | Indiana | | Steel Dynamics Roanoke - Bar Division Steel Dynamics Merchant - Bar Division |
Speedbird Aviation, LLC | | Indiana | | |
Steel Dynamics Sales North America, Inc. | | Indiana | | |
Steel of West Virginia, Inc. | | Delaware | | |
Steel Ventures, Inc. | | Delaware | | |
STLD Holdings, Inc. | | Indiana | | |
Superior Aluminum Alloys, LLC | | Indiana | | |
SWVA, Inc. | | Delaware | | |
The Techs Industries, Inc. | | Delaware | | The Techs The Techs a Division of Steel Dynamics, Inc. |