EXHIBIT 21.1
RIBBON COMMUNICATIONS INC.
SUBSIDIARIES OF THE REGISTRANT
Name | Jurisdiction of Incorporation | ||||
ECI Telecom Inc. | Delaware | ||||
Edgewater Networks, Inc. | Delaware | ||||
Laurel Networks Holdings Corporation | Delaware | ||||
Network Equipment Technologies, Inc. | Delaware | ||||
Ribbon Communications International Inc. | Delaware | ||||
Ribbon Communications Federal Inc. | Delaware | ||||
Ribbon Communications Operating Company, Inc. | Delaware | ||||
Sonus Networks, Inc. | Delaware | ||||
GENBAND Inc. | Massachusetts | ||||
ECI de Argentina SA | Argentina | ||||
Ribbon Communications (Australia) Pty. Ltd. | Australia | ||||
Ribbon Communications Belgium SPRL | Belgium | ||||
ECI Telecom DO Brazil | Brazil | ||||
Ribbon Communications do Brasil Ltda | Brazil | ||||
Ribbon Communications Canada ULC | Canada | ||||
ECI Telecom Chile Ltda. | Chile | ||||
Ribbon Communications Shanghai Co., Ltd. | China | ||||
Sonus Networks (Shanghai) | China | ||||
Hangzhou ECI Telecommunication Co. Ltd. | China | ||||
ECI Telecom Sur America Lta. | Colombia | ||||
ECI Telecom Costa Rica S.A. | Costa Rica | ||||
Ribbon Communications Czech Republic s.r.o. | Czech Republic | ||||
ECI Telecom SAS | France | ||||
Ribbon Communications France EURL | France | ||||
ECI Telecom (GmbH) | Germany | ||||
Ribbon Communications Germany GmbH | Germany | ||||
ECI Telecom (HK) Ltd. | Hong Kong | ||||
GENBAND Telecommunications (Hong Kong) Ltd. | Hong Kong | ||||
Ribbon Communications Hong Kong Limited | Hong Kong | ||||
ECI Telecom India Private Limited | India | ||||
GENBAND Telecommunications Private Limited | India | ||||
Sonus Networks India Private Limited | India | ||||
Ribbon Communications International Limited | Ireland | ||||
Ribbon Communications Israel Limited | Israel | ||||
Enavis Networks Ltd. | Israel | ||||
ECI IT Ltd. | Israel | ||||
ECI Telecom 2000 Enterprise Ltd. | Israel |
Lightscape Networks Ltd. | Israel | ||||
Ritbal Ltd. | Israel | ||||
ECI - Tadiran Syncoronous System Company (199) Ltd. | Israel | ||||
ECI Telecom Group Ltd. | Israel | ||||
ECI Telecom Ltd. | Israel | ||||
Negev Telecom Lt. | Israel | ||||
Inovia Telecom Ltd. | Israel | ||||
ECI WaveInno Ltd. | Israel | ||||
ECI Telecom - NGTS Ltd. | Israel | ||||
Ribbon Communications Italy SRL | Italy | ||||
Ribbon Communications K.K. | Japan | ||||
ECI Telecom Kenya Limited | Kenya | ||||
Ribbon Communications Malaysia Sdn. Bhd. | Malaysia | ||||
ECI de Mexico, S.A. de C.V. | Mexico | ||||
GENBAND Mexico, S. de R.L. de C.V. | Mexico | ||||
Westford Networks Mexico, S. De R.L. de C.V. | Mexico | ||||
GENBAND Canada B.V. | Netherlands | ||||
ECI Networks Solutions B.V. | Netherlands | ||||
ECI Telecom Holdings B.V. | Netherlands | ||||
GENBAND Netherlands B.V. | Netherlands | ||||
GENBAND NS B.V. | Netherlands | ||||
Ribbon Communications B.V. | Netherlands | ||||
ECI Telecom (PH), Inc. | Philippines | ||||
ECI Telekom Polska sp.z o.o. | Poland | ||||
ECI Telecom 2005 LLC | Russia | ||||
Ribbon Communications Rus Limited Liability Company | Russia | ||||
GENBAND Saudi Arabia Limited | Saudi Arabia | ||||
ECI Telecom (HK) Ltd. Singapore Branch | Singapore | ||||
Ribbon Communications Singapore Pte. Ltd. | Singapore | ||||
Ribbon Communications Spain SRL | Spain | ||||
Ribbon Communications Switzerland GmbH | Switzerland | ||||
Ribbon Networks Ltd. Co. | Taiwan | ||||
ECI Telecom Ukraine LLC | Ukraine | ||||
ECI Telecom (UK) Ltd | United Kingdom | ||||
N.E.T. Europe Ltd. | United Kingdom | ||||
Ribbon Communications UK Limited | United Kingdom | ||||
Sonus Networks Limited | United Kingdom |