- ACME Trenchless Inc.
- Central Oklahoma Winnelson
- Duracable Manufacturing Co.
- Electric Eel Products
- Enz USA Inc.
- General Pipe Cleaners, div. of General Wire Spring
- Gorlitz Sewer & Drain, Inc.
- J.M. McKinney Co.
- Ken-Way Corporation
- Milwaukee Tool
- MyTana
- Sewer Cable Equipment Co.
- Spartan Tool LLC
- Western Drain Supply
