British Petroleum

Lloyds of London

BBC

National Westminster Bank

NATO

Tarmac

Northampton General Hospital

Shell International

United Dominions Trust

The Post Office

Morgan Grenfell

Morgan Guaranty

British Airways

British Telecom

Calderdale Health Authority

Central Computer and Telecommunications Agency

European Commission

Pergamon Infotech

US Department of Defence

Royal Liver Friendly Society

Ferranti Computer Systems
 

The Home Office

European Space Agency

The World Bank

Ministry of Defence

GEC Computers

Cable Communications Association

Teletext

The Hammersmith Hospital

Intercontinental Medical Statistics

Plessey Telecommunications

St. George's Hospital, London

Multiplex Techniques

International Computers Limited

The Law Society of Scotland

Lever Brothers

Lloyds Bank

The London Stock Exchange

Mercury Communications

Royal Automobile Club

MFI Furniture Centres

Sanofi UK