KLA Corporation (formerly KLA-Tencor Corporation) is a leading global manufacturer of semiconductor wafer fabrication equipment (WFE), specializing primarily in the process control and yield management segments of the industry. Founded in 1997 through the merger of KLA Instruments and Tencor Instruments—both established in the mid-1970s—the company has built a 50-year legacy of technological innovation. Headquartered in Milpitas, California, KLA also operates a major second North American headquarters in Ann Arbor, Michigan, alongside an extensive international footprint that includes subsidiaries, branches, and service offices across key markets such as China, Taiwan, Japan, South Korea, Singapore, Germany, Israel, and the United Kingdom. The company employs approximately 15,200 people globally and operates through three primary reportable business segments: Semiconductor Process Control; Specialty Semiconductor Process; and PCB, Display, and Component Inspection. KLA's core competency lies in its advanced inspection and metrology systems, which utilize electron and photon optics, sophisticated sensor technology, and artificial intelligence to identify, locate, and analyze defects on patterned and unpatterned wafers. These technologies enable global chipmakers to optimize film thickness, pattern alignment, and surface topography, thereby accelerating yield learning rates and minimizing production risks during both research and development and high-volume manufacturing phases. Beyond process control, KLA provides advanced vacuum deposition and etching process tools through its specialty semiconductor vertical, and services the printed circuit board (PCB) and flat panel display (FPD) markets with direct imaging, optical shaping, and automated inspection solutions. KLA serves a prestigious global client base that includes prominent semiconductor manufacturers and foundries like TSMC and Samsung. Its technologies are integral to the production of integrated circuits that power foundational modern tech segments, including automotive systems, mobile communication, artificial intelligence, and data centers. Financially, KLA is a publicly traded powerhouse listed on the Global 2000, commanding a significant market value. The corporation consistently prioritizes research and development to maintain its market-dominant position, regularly reinvesting over $1.3 billion of its sales revenue back into R&D initiatives. The company is led by Chief Executive Officer Rick Wallace and Chairman Robert M. Calderoni. Alongside its commercial operations, the company operates the KLA Foundation, its philanthropic arm established in 2000, which actively invests in global community initiatives, STEM education, health and wellness programs, and social equity. Recognized on prestigious lists such as Fortune’s America’s Most Innovative Companies and Forbes' Net Zero Leaders, KLA continues to drive the micro-scale advancements necessary to power next-generation global electronics.

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