US-listed tech company (rebranded MKS Inc. in 2025) supplying precision instruments, lasers, photonics, and process control for semiconductor manufacturing.
MKS Instruments, Inc. (NASDAQ: MKSI, rebranded as MKS Inc. in May 2025) was founded in 1961 by Ken Harrison and John A. Dillon in Andover, Massachusetts. The company develops and manufactures instruments, subsystems, laser systems, photonics, and specialty process control technologies used in semiconductor chip fabrication, printed circuit board manufacturing, advanced packaging, and specialty industrial applications.
Core product lines include pressure and flow measurement and control, gas delivery and analysis, RF power supplies, plasma sources, vacuum technology, laser power and energy meters (Ophir brand), precision optics, and laser-based manufacturing systems. MKS went public on NASDAQ in 1999 and employs approximately 10,200 people worldwide, with 60% of revenues driven by semiconductor markets.
Primary type & automation activities this supplier delivers:
MKS Instruments' Ophir product line offers laser power and energy meters, beam profilers, and high-power optics for industrial and research laser applications.
Contact MKS Instruments, Inc.
WEBSITE
https://www.mksinstrumentsus.comPHONE
+1 978-645-5500HEADQUARTERS
United States
Company Facts
Founded
1961
Primary Role
Component Supplier
Company Size
-
Primary Region
North America
Annual Sales
-
Funding Stage
-
Funding Total
-