Pace Micro Technology plc was founded in 1982 and introduced the first low-cost commercially available modems in 1985. In 1987 it started selling its first analogue satellite set-top receivers. In May 2008, Pace changed its name from 'Pace Micro Technology plc' to Pace plc (excerpt from Wikipedia).
Pace Hardware for CPC
In the CPC world, Pace is mainly known for the improved "PACE" version of the Amstrad Serial Interface, and for modem.
According to this advert Pace also made 5.25" disc drives (for PCW).