Intergraph Corporation was an American software development and services company, which now forms part of Hexagon AB. It provides enterprise engineering and geospatially powered software to businesses, governments, and organizations around the world, and operates through three divisions: Hexagon Asset Lifecycle Intelligence (ALI, formerly PPM), Hexagon Safety & Infrastructure, and Hexagon Geospatial. The company's headquarters is in Huntsville, Alabama, United States.
In 2008, Intergraph was one of the one hundred largest software companies in the world. In July 2010, Intergraph was acquired by Hexagon AB.