- AeroFin
- AES
- AK Industries
- Aquaworx by Infiltrator
- Arcan Enterprises
- BioMicrobics, Inc.
- BrenLin Company, Inc.
- Consolidated Treatment Systems, Inc.
- Crane Pumps & Systems
- Crest Precast, Inc.
- EZflow
- earthTek
- Eliminite Inc.
- Eljen Corporation
- Fiberglass Tank Solutions
- FujiClean USA
- Geomatrix Systems, LLC
- IMET Corporation
- Infiltrator Water Technologies, LLC
- Jet Inc.
- Norweco, Inc.
- Orenco Systems, Inc.
- Prinsco, Inc.
- Quick4
- Quick4 Plus
- Quick5
- Sim/Tech Filter Inc.
- SJE Rhombus®
- The Dirty Bird
- Wholesale Septic Supply
- Wieser Concrete
