On the Record · Masimo
Masimo subsidiaries, as it lists them
The subsidiaries Masimo lists in its latest annual report, with the jurisdiction of each, linked to the filing.
Subsidiaries it lists
| Subsidiary | Jurisdiction |
|---|---|
| Masimo Americas, Inc. | Delaware |
| Masimo de Mexico Holdings I LLC | Delaware |
| Masimo de Mexico Holdings II LLC | Delaware |
| Masimo Holdings LLC | Delaware |
| SpO2.com, Inc. | Delaware |
| SEDLine, Inc. | Delaware |
| Masimo Australia Pty Ltd | Australia |
| Masimo Öesterreich GmbH | Austria |
| Masimo Importacao e Distribuicao de Produtos Medicos Ltda | Brazil |
| Masimo Holdings LP | Cayman |
| Masimo (China) Medical Technology Co., Ltd. | China |
| Masimo Europe Ltd. | United Kingdom |
| Masimo Hong Kong Limited | Hong Kong |
| Masimo Medical Technologies India Private Limited | India |
| Masimo Japan Kabushiki Kaisha | Japan |
| Masimo Mexico, S. de R.L. de C.V. | Mexico |
| Masimo Canada ULC | Nova Scotia |
| Masimo Asia Pacific PTE. Ltd. | Singapore |
| Masimo International SARL | Switzerland |
| Masimo International Technologies SARL | Switzerland |
| Masimo Medical Technologies (Spain) SL | Spain |
| Masimo Medikal Ürünler Ticaret Limited Şirketi | Turkey |
| Masimo Semiconductor, Inc. | Delaware |
| Masimo Sweden AB | Sweden |
| 52 Discovery, LLC | California |
| Masimo 25 Sagamore, LLC | New Hampshire |
| Masimo Korea, LLC | South Korea |
| Masimo 17, LLC | California |
| Masimo (Shanghai) Industrial Co., Ltd. | China |
| Patient Doctor Technologies, Inc. | Delaware |
| Alton Office Property, LLC | Delaware |
| Alton Office Holdings, LLC | Delaware |
| OC Property Ventures LLC | Delaware |
| OC Property Shelter LLC | Delaware |
| Masimo Saudi Arabia for Trading, LLC | Saudi Arabia |
| Masimo International SARL Regional Headquarter, LLC | Saudi Arabia |
| VCCB Holdings, Inc. | Delaware |
| TNI medical AG | Germany |
| Masimo Technology Café LLC | California |
| Masimo LHC, Limited | United Kingdom |
| LiDCO Group Limited | United Kingdom |
| LiDCO Limited | United Kingdom |
| LiDCO Netherlands B.V. | Netherlands |
| Masimo Deutschland GmbH | Germany |
| Masimo Gulf, LLC | Qatar |
| Masimo (Gulf) Medical Technologies WLL | Qatar |
| Masimo Medical Technologies (Malaysia) Sdn Bhd. | Malaysia |
| Nura Holdings Pty Ltd | Australia |
| Nura Operations Pty Ltd | Australia |
| Shenzhen Nura Electroacoustic Technology Ltd | China |
| Masimo Polska Spółka z ograniczoną odpowiedzialnością | Poland |
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 Masimo’s annual reports (10-K for 2026, 10-K for 2024, 10-K for 2023) and the financial data it files with the SEC, as of 2026-02-27. 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.