- Business
- KLA Corporation is a leading provider of process control and yield management solutions primarily for the semiconductor industry. The company designs, manufactures, and markets advanced inspection tools, metrology systems, and process-enabling software that support the production of semiconductor wafers, reticles, integrated circuits, packaging, and printed circuit boards. Its core product portfolio includes wafer inspection systems that detect defects during semiconductor manufacturing; reticle inspection systems that ensure photomask quality; component and materials inspection systems employing techniques such as X-ray; and data analytics software leveraging AI and machine learning for defect analysis, process control, and yield enhancement. Additionally, KLA offers comprehensive service and support solutions encompassing installation, training, maintenance, and upgrades to optimize equipment performance.
Founded in 1975 and headquartered in Milpitas, California, KLA operates globally with significant presence in key semiconductor markets including China, Taiwan, North America, Japan, Europe, Israel, Korea, Singapore, and the United Kingdom. The company serves a broad range of industry verticals such as automotive, artificial intelligence, internet of things, and 5G technology. KLA’s products are integral to all manufacturing phases ranging from R&D to volume production, catering to leading semiconductor manufacturers like TSMC and Samsung.
Recent major developments include the completion of its acquisition of Orbotech in early 2019, expanding its capabilities in inspection and process control for printed circuit boards and advanced packaging. In 2019, KLA transitioned its corporate branding from KLA-Tencor to KLA Corporation, reflecting its strategic evolution. The company opened a large North American headquarters near Ann Arbor, Michigan, in November 2019 to support growth and strategic partnerships, particularly in the automotive industry. In 2021, KLA launched new inspection products tailored for automotive semiconductor chips. In 2025, KLA continues to project robust growth with advancements in AI-driven process control technologies, furthering its leadership in semiconductor manufacturing ecosystem solutions.
KLA operates through three main business segments: semiconductor process control, specialty semiconductor process, and PCB, display, and component inspection. Its product families include Alpha-Step stylus profilers, optical profilers (Zeta and Filmetrics), defect inspection systems (Candela), and nanoindentation tools acquired from Nanomechanics and Keysight Technologies. The company maintains a strong focus on innovation, integrating advanced hardware subsystems such as laser sources, plasma UV and visible illumination, electron beam systems, and high-performance imaging sensors to enhance the precision and capability of its equipment.
Overall, KLA Corporation is recognized for its comprehensive technology portfolio and strategic initiatives that reinforce its position as a critical supplier of semiconductor process control instrumentation, with ongoing expansion into automotive and emerging technology markets.