- Puradyn Filter Technologies
- Purifying Systems
- Pye Barker Fire & Safety
- Quality Control Equipment Co
- R & R Equipment Co
- R L Hess Co
- Race Equipment Repair Inc
- Ramapo Fire Equipment Co
- RANSOHOFF Inc
- Raymond Products Co
- Recco Products
- Refining Systems Inc
- Reynolds Industries Inc
- Richland Industries
- Robert R Clauer Co
- Rotary Lift
- Roy Smith Hydraulic Equipment
- RSG Forest Products Inc
- Santec Corp
- Schwartz Mfg Co
- Scott Fetzer Co
- Semi Conductor Diagnostics
- Seneca Corp
- Shreve Manufacturing Co
- Siemens Westinghouse
- Simplex Manufacturing Co
- SLI
- SLI
- Smith Equipment Co
- Southeastern Filtration Systs
- Southeastern Filtration Systs
- Southern Supply Co
- Southwestern Controls
- Southwestern Controls
- Southwestern Controls
- Special Technical Svc
- Spenc-Air Corp
- SPX Fluid Power
- Standard Industrial Co Es
- Staples & Pfeiffer
- State Line Fire & Safety
- State Systems Inc
- Stelter & Brinck Inc
- Stilson Products
- Sub-Soil Dewatering Inc
- Sweco Inc
- Swift Manufacturing Co Inc
- Systems Engineering & Sales Co
- Tekcast Industries Co
- Thermotron Industries
- Triple S Dynamics Inc
- Trotter Equipment Co
- Turn Out Fire & Safety
- Uni Bridge Scales Systems
- United Elevator Corp
- United Fire Equipment Co
- Universal Instruments Corp
- Universal Labeling Systems Inc
- VFP Fire Systems
- Vibco Inc
- Victor Machine Co
- Volcan Chemical & Hose Co
- Vulcan Fire Protection
- W H Breshears Inc
- W T Leonard & Assoc
- Walsh Manufacturing Corp
- Waltco Truck Equipment Co
- Water Filtration Co
- Weeks Drilling & Pump Co
- Wellsaw
- Wheel Equipment Inc
- Wheelabrator
- Wirtz Mfg Co
- Worldwide Automation