Water and sewage in New Jersey
- Sybron Chemicals Inc.
- AP Construction, Inc.
- Biothane Corp.
- Agate Construction Company, Inc
- New Jersey American Water Co
- Hungerford & Terry Inc
- Passaic Valley Water Commission
- New Jersey Water Supply Authority Inc
- Atlantic County Utilities Authority
- Northeast Remsco Construction, Inc.
- International Process Plants - IPP
- Butler Engineering Associates
- Middlesex Water Co
- Alden Leeds, Inc.
- Enpro Inc.
- Pumpex, Inc.
- Spiniello Companies
- Anselmi & Decicco, Inc.
- American Water Enterprises, Inc.
- Delta Environmental Cons
- Goding Compliance Systems
- American Ref-Fuel Company
- Property Solutions Inc
- Louis Berger Group, Inc.
- Morris County Municipal Utilities Authority
Water and sewage