Sludge - Dewatering/Presses
- Alfa Laval, Inc.
- Aqualitec Corp.
- BDP Industries, Inc.
- Bright Technologies, Division of Sebright Products, Inc.
- Centrisys/CNP
- Charter Machine Company
- Clean Water Technology
- E&I Corporation
- Elgin Separation Solutions
- ELODE USA, Inc.
- FKC Co., Ltd.
- Flottweg Separation Technology, Inc.
- Fournier Industries
- GEA Group
- GKD-USA, Inc.
- HUBER Technology, Inc.
- JDV Equipment Corporation
- Komline-Sanderson
- Operators Unlimited
- Park Process
- Press Technology & Mfg., Inc.
- Prime Solution, Inc.
- Trident TNZ LLC.