Tour Descartes

Tour Descartes
General information
Type	Office
Location	La Défense (Courbevoie)
Coordinates	48°53′32″N 2°14′48″E / 48.89222°N 2.24667°E / 48.89222; 2.24667Coordinates: 48°53′32″N 2°14′48″E / 48.89222°N 2.24667°E / 48.89222; 2.24667
Completed	1988
Height
Antenna spire	130 m (430 ft)
Roof	130 m (430 ft)
Technical details
Floor count	40
Floor area	100,000 m² (1,100,000 sq ft)
Design and construction
Architect	Jean Willerval, Fernando Urquijo, Giorgio Macola

Tour Descartes (also known as Tour IBM, now named Tour Eqho) is an office skyscraper located in La Défense business district situated west of Paris, France.

Built in 1988, the tower, with a height of 130 meters, belongs to the third generation of towers in La Défense. The tower takes the shape of a parallelepiped in which a semi-cylinder would have been extruded on the main façade. Tour Descartes used to host the French headquarters of IBM Corporation until 2010.

External links

Tour Descartes (Emporis)

IBM

History	History of IBM Mergers and acquisitions Think (motto) Operating Systems

Products	Cell microprocessor Mainframe Personal Computer IBM Power Systems Information Management Software Lotus Software Rational Software SPSS ILOG Tivoli Software: Service Automation Manager WebSphere alphaWorks Criminal Reduction Utilising Statistical History Mashup Center PureQuery Redbooks FlashSystem Fortran Connections

Business entities	Cloud computing Global Services jStart Research International subsidiaries

Facilities	Towers 1250 René-Lévesque, Montreal, QC One Atlantic Center, Atlanta, GA Software Labs Rome Software Lab Toronto Software Lab IBM Buildings 330 North Wabash, Chicago, IL Johannesburg Seattle Research Labs Africa Almaden Center Austin Laboratory Australia Brazil China Laboratory Haifa Laboratory India Laboratory Ireland Thomas J. Watson Center, New York Tokyo Zurich Laboratory Facilities Hakozaki Facility Yamato Facility Cambridge Scientific Center IBM Hursley Canada Head Office Building IBM Rochester Somers Office Complex

Initiatives	Academy of Technology Centers for Advanced Studies: CASCON Deep Thunder IBM Fellow Pulse conference The Great Mind Challenge DeveloperWorks: Develothon Linux Technology Center IBM Virtual Universe Community Smarter Planet

Inventions	Automated teller machine Electronic keypunch Hard disk drive Floppy disk DRAM Relational model Selectric typewriter Financial swaps Universal Product Code Magnetic stripe card Sabre airline reservation system Scanning tunneling microscope

Terminology	Globally Integrated Enterprise Commercial Processing Workload Consumability Technology dividend e-business

CEOs	Thomas J. Watson (1914–1956) Thomas Watson Jr. (1956–1971) T. Vincent Learson (1971–1973) Frank T. Cary (1973–1981) John R. Opel (1981–1985) John Fellows Akers (1985–1993) Louis V. Gerstner Jr. (1993–2002) Samuel J. Palmisano (2002–2011) Ginni Rometty (2012–present)

Board of directors	Alain Belda William R. Brody Kenneth Chenault Michael L. Eskew David Farr Shirley Ann Jackson Andrew N. Liveris James McNerney James W. Owens Samuel J. Palmisano Virginia M. Rometty Joan E. Spero Sidney Taurel Lorenzo Zambrano

Other	A Boy and His Atom Common Public License/IBM Public License Customer engineer Deep Blue Deep Thought Dynamic infrastructure GUIDE International IBM and the Holocaust IBM international chess tournament Lucifer cipher Mathematica SHARE computing ScicomP Watson

Tour Descartes

See also

External links