KLA Corp. engages in the supply of process control and yield management solutions for the semiconductor and related nano-electronics industries. The company is headquartered in Milpitas, California and currently employs 15,000 full-time employees. The firm offers a portfolio of inspection and metrology products, and related services, software and other offerings, supporting research and development (R&D) and manufacturing of integrated circuits (ICs), wafers and reticles. Its segments include Semiconductor Process Control, Specialty Semiconductor Process, and PCB and Component Inspection. The Semiconductor Process Control segment provides a comprehensive portfolio of inspection, metrology and software products, as well as related services, helping IC, wafer, reticle/mask and chemical/materials manufacturers achieve target yields throughout the entire fabrication process—from R&D to final volume production. The Specialty Semiconductor Process segment develops and sells advanced vacuum deposition and etch process tools, which are used by a range of specialty semiconductor customers.