Headworks
- Aqualitec Corp.
- CleanTek Water Solutions
- Duperon Corporation
- E&I Corporation
- Environmental Resources, Inc., DuraMax Chain Products Group
- Federal Screen Products, Inc.
- Headworks International, Inc.
- HUBER Technology, Inc.
- Hydro International, a CRH Company
- JDV Equipment Corporation
- Johnson Screens
- JWC Environmental Inc.
- Lakeside Equipment Corporation
- MLM Conveying Systems, Inc.
- Moleaer
- OBIC
- Paxxo
- SAVECO North America, Inc.
- Smith & Loveless, Inc.