Aspland Gauge Co Ltd

Bowers Group

Correct Gauge & Tool Ltd

H Roberts & Sons (Dial Indicators) Ltd

Hallward Tools Ltd

Hexagon Metrology UK Ltd Tesa Division

James Gibb & Co Ltd

Linear Tools Ltd

Mapra Technik Co

Metrology International Ltd

Preisser UK Ltd

Quasartronics Ltd

Rhopoint Metrology Ltd

Rohm (Great Britain) Ltd

Templeton Tools & Machinery Ltd

Verdict Gauge Ltd

Yorkshire Precision Gauges Ltd