| Company Name | Office Number | Suburb | Pcode | State |
| NSW SYD South West | ||||
| Sydney Mesh & Steel Pty Ltd | 02 9729 3955 | WETHERILL PARK | 2164 | NSW |
| OneSteel Reinforcing - Wetherill Park | 02 9725 1799 | WETHERILL PARK | 2164 | NSW |
| OneSteel Reinforcing - Villawood | 02 9794 1000 | VILLAWOOD | 2163 | NSW |
| OneSteel Reinforcing - Campbelltown | 02 4648 1691 | SMEATON GRANGE | 2567 | NSW |
| NatSteel Australia Pty Ltd | 02 9607 1555 | PRESTON | 2170 | NSW |
| Ausreo Pty Ltd | 02 9604 4655 | SMITHFIELD | 2164 | NSW |
| ARC - Narellan | 02 4645 5400 | NARELLAN | 2567 | NSW |