Additional Companies
- R.M.V. Engineered Products & Valves
- Rainbow Research Optics, Inc.
- Rayscience Optoelectronic Innovation Co.Ltd
- RBI Solar, Inc.
- REC Solar, Inc.
- Reid Supply Company
- Reliance Precision Limited
- ReliOn
- Remke Energy
- Renewable Energy Holdings, LLC
- Renogy
- RenoSolar GmbH
- Renusol America
- Repetual
- RERC (Renewable Energy Resource Corp)
- RES Systems
- RESOL GmbH
- Resolve Optics Ltd
- Reynard Corporation
- RMI Laser, LLC
- Robin Sun
- Rockwell Automation, Inc.
- Rocky Mountain Instrument Co.
- Roditi International Corporation Ltd
- Rofin-Baasel Lasertech GmbH & Co KG
- Rofin-Baasel UK
- Rolls Battery Engineering
- RONCO
- Rosh Electroptics Ltd
- Rostra Vernatherm
- RSoft Design Group Inc.
- RSoft Design UK Ltd
- Rtone
- Rubber Triangle Pipe Support Company
