| | | | | |
| Subsidiary | Jurisdiction of Formation |
| Perimeter Solutions SA | Grand Duchy of Luxembourg |
| Everarc Holdings LTD. | British Virgin Islands |
| SK Invictus Intermediate S.a.r.l | Grand Duchy of Luxembourg |
| SK Invictus Intermediate II S.a.r.l. | Grand Duchy of Luxembourg |
| SK Invictus Group S.a.r.l | Grand Duchy of Luxembourg |
| Invictus France S.A.S | France |
| Biogema S.A.S. | France |
| Invictus US Holdings LLC | Delaware |
| Perimeter Solutions North America Inc. | Delaware |
| Perimeter Solutions Inc. | Delaware |
| Perimeter Solutions Canada Ltd | Canada |
| Perimeter Solutions LLC | Delaware |
| Perimeter Solutions LP | Delaware |
| H&S Transport, LLC | Delaware |
| LaderaTech, Inc. | Delaware |
| River City Fabrication LLC | Delaware |
| Phosphorus Derivatives Inc. | Delaware |
| Invictus US LLC | Delaware |
| McWane Luxembourg IP S.a.r.l. | Grand Duchy of Luxembourg |
| Perimeter Solutions De GmbH | Germany |
| SK Invictus Spain Sociedad Limitada | Spain |
| Auxquimia S.A.U. | Spain |
| Solberg Scandinavian AS | Norway |
| Solberg Asia Pacific Pty Ltd | Australia |
| First Response Fire Rescue, LLC | Delaware |
| Horn Holdings, LLC | Delaware |