| Name of Entity | State/Country of Organization | ||||
| Capillary Biomedical, LLC | United States | ||||
| Tandem Diabetes Care Canada, Inc. | Canada | ||||
| Tandem Diabetes Care Europe B.V. | The Netherlands | ||||
| Tandem Diabetes Care International Sarl | Switzerland | ||||
| TandTandem Diabetes Care Switzerland Sarl | Switzerland | ||||
| Tandem Diabetes International Holdings B.V. | The Netherlands | ||||
| Tandem Germany GmbH | Germany | ||||
| Tandem Diabetes France SAS | France | ||||
| Tandem Diabetes UK Limited | United Kingdom | ||||