| Riter Engineering Co (Elko, NV)
|
| Riverside Power Transmission (Philadelphia, PA)
|
| Robertson Worldwide (Blue Island, IL)
|
| Rockland Insulated Wire Co (Haverstraw, NY)
|
| Romma Manufactureing (Wyoming, MI)
|
| Rpi Transformers (Vista, CA)
|
| Rural Electric (Universal City, TX)
|
| Rushing Aviation (Marks, MS)
|
| Safety Limited (West Chicago, IL)
|
| Saisa North America Inc (Miami, FL)
|
| Salem Co (Woodstown, NJ)
|
| Sara International (Houston, TX)
|
| Sci Electronics Inc (Los Altos, CA)
|
| Scott Engineering Co (Auburn, IN)
|
| Sentinel Power Inc (New Stanton, PA)
|
| Sew-Eurodrive Inc (Cary, IL)
|
| Shafer Magnetic Components (Montclair, CA)
|
| Shape Inc (Pleasanton, CA)
|
| Sherwin Industries Inc (Milwaukee, WI)
|
| Shingle & Gibb Co (York, PA)
|
| Signal Transformer Co Inc (Inwood, NY)
|
| Sita Utell Int'L-Reed Int'L (Oak Brook, IL)
|
| Smarte Carte Inc (Detroit, MI)
|
| Smarte Carte Inc (Morrisville, NC)
|
| Snyder Associates (Plainview, NY)
|
