| | | | | |
| Name | Country of Incorporation |
| Indivior Canada Ltd | Canada |
| Indivior Deutschland GmbH | Germany |
| Indivior España S.L.U. | Spain |
| Indivior EU Limited | England and Wales |
| Indivior Europe Limited | Ireland |
| Indivior Finance LLC | US |
| Indivior Finance (2014) LLC | US |
| Indivior Finance S.àr.l | Luxembourg |
| Indivior France SAS | France |
| Indivior Global Holdings Limited | England and Wales |
| Indivior Inc. | US |
| Indivior Israel Ltd | Israel |
| Indivior Italia S.r.l | Italy |
| Indivior Jersey Finance LLC | US |
| Indivior Jersey Finance (2021) Limited | Jersey |
| Indivior Manufacturing LLC | US |
| Indivior Nordics ApS | Denmark |
| Indivior Pty Ltd | Australia |
| Indivior Schweiz AG | Switzerland |
| Indivior SMTM LLC | US |
| Indivior Solutions Inc. | US |
| Indivior South Africa (Pty) Ltd | South Africa |
| Indivior Treatment Services, Inc. | US |
| Indivior UK Limited | England and Wales |
| Indivior UK Finance No1 Limited | England and Wales |
| Indivior UK Finance No2 Limited | England and Wales |
| Indivior UK Finance No3 Limited | England and Wales |
| Indivior US Holdings Inc. | US |
| Opiant Pharmaceuticals UK Limited | England and Wales |
| RBP Global Holdings Limited | England and Wales |