Ridgid
Riegler
RIELS
Deutsche van Rietschoten & Houwens
Ringfeder
Ringspann
Ritag
Rittal
Rivit
RK Rose+Krieger
Robatech
Robel
Combat (formerly Roberts Gordon)
Robertshaw
Robinair
Allen Bradley (Rockwell)
Rohm
Cosasco
Rollon
Roetpuex
Roquet pump
ROSA SISTEMI
Rosenberg
Rossi
Rotech
Rotelmann
Rotem
Rotex
Rotofluid
Rotoflux