| Company Name | Jurisdiction of Incorporation | |||||||
| Akoya Biosciences, Inc. | Delaware | |||||||
| Akoya Biosciences UK Ltd. | United Kingdom | |||||||
| Aushon Biosystems, Inc. | Delaware | |||||||
| Emission Inc. | Delaware | |||||||
| Quanterix Bio-tech (Shanghai) Co., Ltd | China | |||||||
| Quanterix Holdings (Hong Kong) Limited | Hong Kong | |||||||
| Quanterix Netherlands B.V. | The Netherlands | |||||||
| Quanterix Security Corporation | Massachusetts | |||||||
| UmanDiagnostics AB | Sweden | |||||||