Vertiv is a global maker of critical digital infrastructure for data centers, communication networks and commercial and industrial sites, including power management, thermal and liquid cooling, racks, rack power, monitoring software and lifecycle services under brands such as Liebert, Geist and Avocent. Formerly Emerson Network Power, it became a standalone company in December 2016 and has traded on the NYSE as VRT since February 2020. It is headquartered in Westerville, Ohio, and had about 34,000 employees at the end of 2025.