| # | Name | Location | Applications |
|---|---|---|---|
| 1. | D C N S | 🇫🇷 Paris, France | 1 |
| 2. | D C NORRIS & COMPANY LIMITED | 🇬🇧 Bedfordshire, United Kingdom | 1 |
| 3. | DC NETCAST MEDIA GROUP, INC. | 🇨🇦 Toronto, Canada | 1 |
| 4. | DC Norris Co. (Engineering) Limited | 🇬🇧 Sandy, United Kingdom | 1 |
| 5. | DCN | 🇫🇷 PARIS, France | 4 |
| 6. | DCNS | 🇫🇷 , France | 1 |
| 7. | DCNS | 🇫🇷 La Montagne, France | 4 |
| 8. | DCNS | 🇫🇷 Paris, France | 56 |
| 9. | DCNS | 🇺🇸 Paris, United States | 1 |
| 10. | DCNS SA | 🇫🇷 , France | 1 |
| 11. | DCNS SA | 🇫🇷 La Montagne, France | 9 |
| 12. | DCNX | 🇫🇷 Paris, France | 1 |