Allen Vanguard Ltd

Bowers Group

Correct Gauge & Tool Ltd

GB Quality Assurance (Consultants) & NDT Ltd

H Roberts & Sons (Dial Indicators) Ltd

Hallward Tools Ltd

Hartle IGE Ltd

ITP Group

James Gibb & Co Ltd

Midland Metrology Ltd

Mitutoyo (UK) Ltd

PES (UK) Ltd

Power Tools UK

Quasartronics Ltd

Rhopoint Metrology Ltd

Starrett Precision Optical Ltd

Templeton Tools & Machinery Ltd

Tenga Engineering Co Ltd

Verdict Gauge Ltd