- AirVote
- Armal, Inc.
- Imperial Industries, Inc.
- J&J Portable Sanitation Products
- KeeVac Industries
- Lane's Vacuum Tank, Inc.
- Lock America, Inc.
- Pik Rite, Inc.
- PolyJohn
- Portable Sanitation Association International
- Ready2Go Trailer Sales LLC
- Robinson Vacuum Tanks Inc.
- Satellite Industries
- T.S.F. Company, Inc.
- Tank World Corp
- Vacuum Tank Sales
