EXHIBIT 21
| State or Jurisdiction | Name Under Which | |||
| Name of Subsidiary | of Incorporation | Subsidiary Does Business | ||
| Flexible Solutions Ltd. | Alberta | Flexible Solutions Ltd. | ||
| Natural Chem SECZ Ltd. | Cayman Islands | Natural Chem SECZ Ltd. | ||
| Flexible Fermentation Ltd. | Alberta | Flexible Fermentation Ltd. | ||
| NanoChem Solutions, Inc. | Nevada | NanoChem Solutions, Inc. | ||
| NCS Deferred Corp. | Illinois | NCS Deferred Corp. | ||
| ENP Peru Investments LLC | Indiana | ENP Peru Investments LLC | ||
| ENP Investments LLC | Indiana | ENP Investments LLC | ||
| ENP Mendota | Illinois | ENP Mendota | ||
| InnFlex Holdings Inc. | Colorado | InnFlex Holdings Inc. | ||
| 317 Mendota LLC | Illinois | 317 Mendota LLC | ||
| PanaChem Solutions, Inc. | Panama | PanaChem Solutions, Inc. |