A B C D E F G H I J K L M N O P Q R S T U V W X Y Z #
R&I Manufacturing Co. Terryville, CT      
R. S. Hughes Company, Inc. Sunnyvale, CA      
R. STAHL, Inc. Stafford, TX      
R+W Coupling Technology Bensenville, IL      
Radiant Zemax Redmond, WA      
RainWise, Inc. Trenton, ME      
Ralston Metal Products Limited Guelph, Canada      
Ramsey Products Corporation Charlotte, NC      
RBC Bearings Oxford, CT    
RDI, Inc. Mount Kisco, NY    
RDP Electrosense Pottstown, PA  
Rea Magnet Wire Company, Inc. Fort Wayne, IN      
Red Lion Controls, Inc. York, PA    
Redwood Plastics Woodland, WA    
Reelcraft Industries, Inc. Columbia City, IN      
Regloplas Corp. St. Joseph, MI      
Rego Electronics Inc. Taiwan  
Reis Robotics USA, Inc. Elgin, IL    
Remcom (USA) State College, PA      
Renbrandt, Inc. Boston, MA      
Renishaw Hoffman Estates, IL      
Res-Kem LLC Aston, PA    
Restek Bellefonte, PA    
Rhenium Alloys, Inc. N. Ridgeville, OH    
Rieker, Inc. Aston, PA      
Rig-A-Lite Houston, TX      
Ringfeder Power Transmission USA Corporation Westwood, NJ      
Rittal Corporation Urbana, OH    
RiverSide Electronics, Ltd. Lewiston, MN      
ROHM Semiconductor USA, LLC Santa Clara, CA      
Rolled Threads Unlimited, LLC Waukesha, WI    
Rose Bopla Enclosures Frederick, MD      
Rosemount Analytical Irvine, CA      
Rosenberg USA Indian Trail, NC      
Ross Controls Troy, MI      
Ross Optical Industries El Paso, TX    
Rotacaster Pty Ltd. Australia      
Rotary Systems, Inc. Minneapolis, MN      
Rotomation, Inc. Ormond Beach, FL      
Rotork plc Rochester, NY      
Rotronic Instrument Corp. Hauppauge, NY      
Rousseau Metal inc. St. Jean-Port-Joli, Canada      
RPMC Lasers, Inc. O'Fallon, MO      
RUD Chain, Inc. Hiawatha, IA      
Russells Technical Products Holland, MI    
RWM Casters Company Gastonia, NC