MRO Software, Inc. - formerly known as PSDI, was a software firm based in Bedford, Massachusetts

Bedford, Massachusetts

Bedford is a town in Middlesex County, Massachusetts, United States. It is within the Greater Boston area, north-west of the city of Boston. The population of Bedford was 13,320 at the 2010 census.- History :...

, which published Maximo

Maximo (MRO)

IBM Maximo Asset Management software provides asset lifecycle and maintenance management for all asset types on a single platform. It is used to help maximize the value of critical business and IT assets over their lifecycles with workflows by enforcing best practices that yield benefits for all...

, the top-selling Enterprise Asset Management system in the market.

The company was founded in 1968 by Bob Daniels, and was headed by Norman "Chip" Drapeau for the last half-decade until mid-2006 when it was acquired by IBM.

On August 3, 2006 the company was acquired by IBM

IBM

International Business Machines Corporation or IBM is an American multinational technology and consulting corporation headquartered in Armonk, New York, United States. IBM manufactures and sells computer hardware and software, and it offers infrastructure, hosting and consulting services in areas...

http://www.marketwire.com/mw/release_html_b1?release_id=150424 for cash consideration of $739 million.

On April 1, 2007 MRO Software ceased to exist as the Transfer of Trade to IBM took place.