Amstrad was founded in 1968 by Alan Sugar at the age of 21. The name is a contraction of Alan Michael Sugar Trading. It was first listed on theLondon Stock Exchange in 1980. During the late 1980s, Amstrad had a substantial share of the PC market in the UK. Amstrad was once a FTSE 100 Index constituent but is now wholly owned by BSkyB.
The company is based in Brentwood, Essex.
Info gleaned from Wikipedia