On the Record · Netscout Systems
Netscout Systems subsidiaries, as it lists them
The subsidiaries Netscout Systems lists in its latest annual report, with the jurisdiction of each, linked to the filing.
Subsidiaries it lists
| Subsidiary | Jurisdiction |
|---|---|
| AirMagnet, Inc. | California |
| Aran Communications Limited | Ireland |
| Arbor Networks UK Ltd | United Kingdom |
| Arbor Networks, LLC | Delaware |
| Ellacoya Networks, LLC | Delaware |
| NetScout Systems Industrial Private Limited | India |
| Gigavation, Inc. | Delaware |
| Green Sigma Holding Co., LLC | Delaware |
| NetScout Berlin GmbH & Co. KG | Germany |
| NetScout Berlin Verwaltungs GmbH | Germany |
| NetScout Communications Limited | Ireland |
| NetScout Española S.L. | Spain |
| NetScout Network Systems GmbH | Germany |
| NetScout Network Systems Pty Ltd | Australia |
| NetScout Padova S.r.l. | Italy |
| NetScout Systems (HK) Limited | China |
| NetScout Systems (UK) Limited | United Kingdom |
| NetScout Systems Argentina SAU | Argentina |
| NetScout Systems Canada Corp. | Canada |
| NetScout Systems Federal Corp. | Delaware |
| NetScout Systems Germany GmbH | Germany |
| NetScout Systems India Pte Ltd | India |
| NetScout Systems Italy S.r.l. | Italy |
| NetScout Systems Japan KK | Japan |
| NetScout Systems Norway AS | Norway |
| NetScout Systems Security Corporation | Massachusetts |
| NetScout Systems Singapore Pte Ltd | Singapore |
| NetScout Systems Software India Pte Ltd. | India |
| NetScout Systems Technology Representacao Brasil Ltda. | Brazil |
| NetScout Systems Texas, LLC | Delaware |
| Network General Central Corporation | Delaware |
| Network General Holdings Cayman | Cayman Islands |
| Network General International Corporation | Delaware |
| Network General Technology Cayman | Cayman Islands |
| Network General, BV | Netherlands |
| Newfield Wireless, Inc. | California |
| NSRS Austria GmbH | Austria |
| NSRS Belgium BVBA | Belgium |
| NSRS Comms Ireland Limited | Ireland |
| NSRS Czech Republic s.r.o. | Czech Republic |
| NSRS France Sarl | France |
| NSRS Germany GmbH | Germany |
| NSRS Holdings B.V. | Netherlands |
| NSRS Korea Ltd. | Korea, Republic of |
| NSRS Middle East FZ-LLC | UAE |
| NSRS Operations B.V. | Netherlands |
| NSRS Software (Shanghai) Co. Ltd. | China |
| NSRS Sweden AB | Sweden |
| Psytechnics Limited | United Kingdom |
| RS Merger Sub II, LLC | Delaware |
| Servicios A Terceros, S.C. | Mexico |
| Starburst Technology Holdings I, LLC | Delaware |
| Starburst Technology Holdings II, LLC | Delaware |
From Exhibit 21 of the 10-K for 2026. Companies must list their significant subsidiaries there and may leave out smaller ones, so this is the company’s own list, not every entity it owns.
Read from Netscout Systems’s annual reports (10-K for 2026, 10-K for 2025, 10-K for 2024) and the financial data it files with the SEC, as of 2026-05-14. Every quotation is word for word from the filing linked beside it; how these pages are built and checked. The full record is in its company data sheet.