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