KLA Corporation specializes in creating, manufacturing, and distributing advanced solutions vital for process control, process optimization, and yield enhancement throughout the global semiconductor and broader electronics industries. The company organizes its business into four main segments: Semiconductor Process Control, Specialty Semiconductor Process, PCB, Display and Component Inspection, and an 'Other' category. For integrated circuit (IC) fabrication, KLA offers a comprehensive range of products. These include systems for wafer inspection, review, and metrology; defect inspection and metrology for both wafers/substrates and reticles; chemical and materials quality analysis tools; and real-time process management and wafer handling diagnostics essential for IC and original equipment manufacturer (OEM) production. Furthermore, the company develops software for live process control, defect excursion identification, process corrections, and defect classification. KLA also supplies refurbished and remanufactured equipment. Beyond IC manufacturing, KLA supports specialty semiconductor production. This includes benchtop metrology, surface characterization, and electrical property measurement services suitable for general-purpose and laboratory use. They also provide technologies and solutions for etching, plasma dicing, deposition, and various other wafer processing tasks within the semiconductor and microelectronics sectors. Within the printed circuit board (PCB) market, KLA delivers solutions such as direct imaging, inspection, optical shaping, additive printing, and computer-aided manufacturing and engineering. For the display industry, their offerings encompass inspection and electrical testing systems to pinpoint and categorize defects, as well as equipment for defect repair. KLA also supplies inspection and metrology systems designed to improve quality control and yield in both advanced and conventional semiconductor packaging markets. Established in 1975, the company was initially known as KLA-Tencor Corporation before rebranding as KLA Corporation in July 2019. Its corporate headquarters are situated in Milpitas, California.
