Attached files
| file | filename |
|---|---|
| EX-32.1 - EX-32.1 - Horsehead Holding Corp | d236839dex321.htm |
| 10-K - FORM 10-K - Horsehead Holding Corp | d236839d10k.htm |
| EX-31.2 - EX-31.2 - Horsehead Holding Corp | d236839dex312.htm |
| EX-31.1 - EX-31.1 - Horsehead Holding Corp | d236839dex311.htm |
Exhibit 21.1
LIST OF SUBSIDIARIES OF THE REGISTRANT
| Subsidiary | Jurisdiction of Organization | Parent | ||
| Horsehead Corporation | Delaware | Horsehead Holding Corp. | ||
| The International Metals Reclamation Company, LLC | Delaware | Horsehead Holding Corp. | ||
| Chestnut Ridge Railroad Corp. | Delaware | Horsehead Corporation | ||
| Horsehead Zinc Recycling, LLC (a) | South Carolina | Horsehead Corporation | ||
| Zochem, Inc. | Canada | Horsehead Holding Corp. | ||
| Horsehead Metal Products, LLC | North Carolina | Horsehead Corporation | ||
| (a) | On June 24, 2016, Horsehead Corporation exercised their put option with respect to the NMTC agreement and purchased the total minority interest outstanding of 0.01%. |