- Complete Filter & Supply
- DOMS Inc
- Drydon Equipment
- Drydon Equipment
- Durable Manufacturing Co
- Durable Manufacturing Co
- Eimco Process Equipment
- Eimco Process Equipment
- Enviro Filtration Inc
- Filtration Corp Of America
- Filtration Corp Of America
- Filtration Systems Products
- Fluid Guard Inc
- Fluid Guard Inc
- Haywood Industrial
- KDF Fluid Treatment Inc
- Lawson & Co Inc
- Lindon Sales Inc
- Pargreen Sales Engineering
- Sparks Technology
- Tek Tranz
- W T Meyer Co