Exhibit 21
Nucor Corporation
2023 Form 10-K
Subsidiaries
Subsidiary | State or Other Jurisdiction of Incorporation or Organization |
Nucor Steel Auburn, Inc. | Delaware | |
Nucor Steel Birmingham, Inc. | Delaware | |
Nucor Steel Decatur, LLC | Delaware | |
Nucor Steel Gallatin LLC | Kentucky | |
Nucor Steel Jackson, Inc. | Delaware | |
Nucor Steel Kankakee, Inc. | Delaware | |
Nucor Steel Kingman, LLC | Delaware | |
Nucor Steel Marion, Inc. | Delaware | |
Nucor Steel Memphis, Inc. | Delaware | |
Nucor Steel Seattle, Inc. | Delaware | |
Nucor Steel Tuscaloosa, Inc. | Delaware | |
Nucor Steel Connecticut, Inc. | Delaware | |
Nucor-Yamato Steel Company | Delaware | |
Nu-Iron Unlimited | Trinidad | |
Nucor Castrip Arkansas LLC | Delaware | |
Harris Steel Inc. | Delaware | |
Harris U.S. Holdings Inc. | Delaware | |
Harris Steel ULC | Canada | |
Magnatrax Corporation | Delaware | |
The David J. Joseph Company | Delaware | |
Nucor Harris Rebar Services Central Corp. | Indiana | |
Nucor Energy Holdings Inc. | Delaware | |
Skyline Steel, LLC | Delaware | |
Nucor Steel Louisiana LLC | Delaware | |
Nucor Tubular Products, Inc. | Illinois | |
Republic Conduit, Inc. | Delaware | |
St. Louis Cold Drawn LLC | Delaware | |
Nucor Steel Sedalia LLC | Delaware | |
Nucor Steel Florida Inc. |
| Delaware |
American Building Company Illinois LLC |
| Delaware |
Nucor Buildings Group West LLC |
| Delaware |
Nucor Cold Finish Wisconsin, Inc. |
| Delaware |
Nucor Steel Longview LLC |
| Delaware |
Nucor Tubular Products Madison LLC |
| Delaware |
Nucor-LMP Inc |
| Delaware |
Republic Conduit Manufacturing LLC |
| Delaware |
Universal Industrial Gases, LLC |
| Delaware |
Vulcraft of New York, Inc. |
| Delaware |
Nucor Coatings Corporation |
| Delaware |
Nucor Insulated Panel Group, LLC |
| Delaware |
Nucor Warehouse Systems Inc. |
| California |
California Steel Industries, Inc. |
| Delaware |
C.H.I. Overhead Doors, LLC |
| Delaware |
Nucor Steel West Virginia LLC |
| Delaware |
Nucor Towers & Structures Inc. |
| Delaware |
Nucor-JFE Steel Mexico S. de R.L. de C.V. |
| Mexico |