Sludge Reduction/Treatment
- Anaergia
- Byo-Gon, Inc.
- Carylon Corp
- Centrisys/CNP
- Flottweg Separation Technology, Inc.
- GKD-USA, Inc.
- Guzzler Manufacturing
- HUBER Technology, Inc.
- Hurst Boiler
- Ixom Watercare
- Multiple Hearth Services, IFCO
- Operators Unlimited
- Park Process
- Pieralisi North America, Inc.
- Press Technology & Mfg., Inc.
- Rebuild-It Services Group