2021 Revenues ($USD) : $1,143,744,000
2021 R&D spend : $118,659,000
2021 Number of Employees : 2,000
Fiscal Year End : 12/31/2020
Key People : Joe Kiani, chair and CEO; Bilal Muhsin, COO; Micah Young, EVP and CFO; Tom McClenahan, EVP, general counsel; Tao Levy, EVP, business development.

About the company: Founded in 1989, Masimo has a product mix that ranges from noninvasive patient monitoring to consumer products. Headquartered in Irvine, California, the company estimates that its Masimo Signal Extraction Technology (SET) is used to monitor some 200 million patients internationally. The company also reports that nine out of the top 10 hospitals in the 2019–2020 U.S. News & World Report Best Hospitals Honor Roll use its primary pulse oximetry technology. In 2005, the company expanded the number of parameters its technology could monitor with the introduction of Masimo Rainbow, which uses advanced signal processing algorithms and adaptive filters to analyze hemoglobin. –BB