before 1884 - National Manufacturing Company
1884 - John H. Patterson founded the National Cash Register Company, maker of the first mechanical cash registers.
1926 - NCR became publicly owned
by 1935 - London office at Tottenham Court Road, London
1974 - name changed to NCR Corporation
1991 - NCR acquired by AT&T
1994 - name changed to AT&T Global Information Solutions (GIS).
1997 - NCR re-established on 1 January as a separate company
2007 - NCR separated into two; Teradata Data Warehousing business spun-off.
2009 - NCR establishes its new corporate headquarters in Duluth, Georgia, United States
In the UK the company name is NCR Limited, company number 0045916, registered office: 206 Marylebone Road, London, NW1 6LY