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Products & Services
About Masimo
Masimo (NASDAQ: MASI) is a global medical technology company that develops and manufactures innovative noninvasive patient monitoring technologies, medical devices, and a wide array of sensors.
Its primary NAICS classification is 339112 (Surgical and Medical Instrument Manufacturing). Masimo is one of 2,121,238 Industrial & mechanical companies listed in California.
Business Contact Information
- Phone
- (949) 297-7000
- Fax
- (949) 297-7001
- Website
- www.masimo.com
- Address
- 52 Discovery, Irvine, California, 92618, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Machinery
- Segment
- Industrial machinery
NAICS Codes
- 339112Surgical and Medical Instrument Manufacturing
- 334517Irradiation Apparatus Manufacturing
- 33
- 339Miscellaneous Manufacturing
- 3391Medical Equipment and Supplies Manufacturing
- 33911Medical Equipment and Supplies Manufacturing
- 334Computer and Electronic Product Manufacturing
- 3345Navigational, Measuring, Electromedical, and Control Instruments Manufacturing
- 33451Navigational, Measuring, Electromedical, and Control Instruments Manufacturing
SIC Codes
- 3845Electromedical and Electrotherapeutic Apparatus Mfg.
- 3829Other Measuring and Controlling Device Mfg.
Company Details
- Employees
- 3,600
- Annual Revenue
- $10,314
Masimo: frequently asked questions
What does Masimo do?
Masimo (NASDAQ: MASI) is a global medical technology company that develops and manufactures innovative noninvasive patient monitoring technologies, medical devices, and a wide array of sensors.
Where is Masimo located?
Masimo is located at 52 Discovery, Irvine, California, 92618, United States.
How many employees does Masimo have?
Masimo has about 3,600 employees.
What is Masimo's annual revenue?
Masimo's annual revenue is estimated at $10,314.
What industry is Masimo in?
Masimo is in the Industrial & mechanical / Machinery industry, and its primary NAICS code is 339112 (Surgical and Medical Instrument Manufacturing).
How can I contact Masimo?
Its website is www.masimo.com and its phone number is (949) 297-7000.
What companies are similar to Masimo?
Other large industrial & mechanical companies in California include State of California, TD SYNNEX Corp, University of California and Ingram Micro Holding Corp.
Largest industrial & mechanical companies in California
Largest companies in California
Largest industrial & mechanical companies
Manufacturing sales in California, 2026
In California, Factur's 2026 study counted 98 manufacturing quotes worth $14.7M and 18 purchase orders over 12 months: 18% of quotes became orders, against 21% nationally. See the California data.
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