WMI

WMI may refer to:

Organisations

 * Washington Mutual Inc, a former savings bank holding company
 * Waste Management, Inc (former NYSE symbol), a provider of waste management services
 * Water Missions International, an engineering organization providing safe water and sanitation following natural disasters
 * West Michigan Railroad (reporting mark)
 * Wildlife Management Institute, of which Ira Noel Gabrielson was a former president
 * World Medicine Institute, located in Honolulu, Hawaii, United States, offering degrees in acupuncture and oriental medicine

Other

 * Windows Management Instrumentation, in Microsoft Windows operating systems, a set of extensions to the Windows Driver Model
 * WMI (window manager), old name for wmii, the Window Manager Improved for the X Window System
 * World manufacturer identifier, in a Vehicle Identification Number denoting the manufacturer of the vehicle and the region in which it was made
 * Working Memory Index, part of the Wechsler Intelligence Scale for Children
 * Warsaw Modlin Airport (IATA code), near Warsaw, Poland