Keysight Technologies, Inc. is a global company headquartered in Santa Rosa, California, that manufactures hardware and software for engineering workflows across design, test, and emulation. It serves industries including communications, aerospace and defense, AI/data center networking, automotive, semiconductors, digital healthcare, quantum computing, and energy. The company was formed as a spin-off of Agilent Technologies, which inherited and rebranded the test and measurement product lines developed and produced, from the late 1930s to the turn of the millennium, by Hewlett-Packard. Its name is a portmanteau of key and insight. Since 2022, Satish Dhanasekaran has served as Keysight's CEO and president. Additional C-level executives include Neil Dougherty, Jason Kary, and Kailash Narayanan. Through expansions and acquisitions, the S&P 500-indexed company has grown beyond its initial focus on oscilloscopes to produce electronic design automation software, network visibility and cybersecurity solutions, manufacturing technology, and system-level simulation platforms.