Exhibit 21.1
Subsidiaries of Appgate, Inc.
| Name of Subsidiary | State/Country of Organization |
| Appgate Cybersecurity, Inc. | Delaware |
| Catbird Networks, Inc. | Delaware |
| Cryptzone International Holdings Inc. | Delaware |
| Cryptzone Group AB | Sweden |
| Cryptzone North America Inc. | Delaware |
| Cryptzone UK Ltd | United Kingdom |
| Cryptzone Worldwide, Inc. | Delaware |
| Easy Solutions do Brasil Ltda. | Brazil |
| Easy Solutions Enterprises Corp. | Delaware |
| Easy Solutions, Inc. | Delaware |
| Easy Solutions Japan G.K. | Japan |
| Easy Solutions S.A.S. | Colombia |
| Immunity Federal Services, LLC | Delaware |
| Immunity, Inc. | New York |
| Immunity Inc. Sucursal Empresa Extranjera | Argentina |
| Immunity Products, LLC | Delaware |
| Immunity Services, LLC | Delaware |