Novotechnik
Nsd
Ohmic Instruments
Omega
Omron
Ono Sokki
Opkon
Optex
Orapi
Orlaco
Ott
PAVONE SISTEMI
Pepperl-Fuchs
Pietro Fiorentini
Pil.de
Pilz
Pixsys
Procentec
ProMinent
Protectowire
Puls Electronic
Pulsotronic
PWB Swiss
QEM S.r.l.
Qualitrol
Raytek
Rechner
Renishaw
Resatron
Re S.p.A.