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Amphenol is a global supplier of connectors, sensors, and interconnect systems. Amphenol holds the second-largest connector market share globally and sells into the end markets of automotive, broadband, commercial air, industrial, IT and data communications, military, mobile devices, and mobile networks. Amphenol is diversified geographically, with operations in 40 countries.
KLA is one of the largest semiconductor wafer fabrication equipment, or WFE, manufacturers in the world. It specializes in the market segment of semiconductor process control, wherein machines inspect semiconductor wafers during research and development and manufacturing for defects and verify precise measurements. In this section of the market, KLA holds a majority share. It also has a small exposure to the etch and deposition segments of the WFE market. It counts as top customers the largest chipmakers in the world, including TSMC and Samsung.