| NQL Energy Services Canada Ltd.( Nisku ) | NRD LLC | NRM Corporation ( Columbiana, OH ) |
| NQL Energy Services, Ltd.( Nisku ) | Nremron Pty Ltd.( Glenwood ) | NRM International Technologies C.V. ( Utrecht, NL ) |
| nQUEUE, Inc. ( Tempe, AZ ) | NRG Energy, Inc. ( Princeton, NJ ) | NRM Steelastic, Inc. ( Akron, OH ) |
| NR Systems, Inc. ( Seoul, KR ) | NRG Industries, Inc. ( Carrollton, TX ) | NRS ( Moscow, ID ) |
| NRA FUD, Inc. ( Fairfax, VA ) | NrG Products Manufacturing Corporation ( Pearland, TX ) | NRS Technologies Inc. |
| NRC Corporation ( Dayton, OH ) | NRGen Inc. | NRS Technologies Inc.( Hakodate ) |
| NRC Group Limited( Tortola ) | NRL PHARMA, INC. ( Kanagawa, JP ) | NRS Technologies Inc.( Hokkaido ) |
| NRD Co. Ltd. | NRL Pharma, Inc.( Kawasaki-shi ) | NRS Technologies, Inc.( Hakodate ) |
| NRD Co., Ltd. | NRL Pharma, Inc. ( Kawasaki-shi, JP ) | NRZ, Inc. ( Sausalito, CA ) |
| NRD Co., Ltd.( Ulsan ) | NRL PHARMA, INC. ( Kawasaki-shi, Kanagawa, JP ) | |
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