Spirent Communications plc (LSE: SPT, OTCBB: SPMYY) is a British telecommunications company based in Crawley, United Kingdom.

It is listed on the London Stock Exchange and is a constituent of the FTSE 250 Index.

The Company was founded by Jack Bowthorpe in 1936 as Goodlife Electric Supplies.

In 2000 it changed its name to Spirent.

Source: Wikipedia