| # | Entity | Status | State |
|---|---|---|---|
| 1 | 31 641 580 509 C.D GAMMON & S.E GAMMON |
ABN Active | WA 6430 |
| 2 | 11 834 307 181 E.R BARRON & D.J GAMMON |
ABN Active | NSW 2548 |
| 3 | 20 024 655 364 G.A BARTON & M.E BARTON & W.B GAMMON |
ABN Cancelled | QLD 4878 |
| 4 | 30 512 738 529 E.J GAMMON & D TUCKER |
ABN Cancelled | VIC 3550 |
| 5 | 75 609 786 176 E.L GAMMON & M.C PEUTEN |
ABN Cancelled | NSW 2720 |
| 6 | 30 512 738 529 E.J GAMMON & D TUCKER D.F TUCKER & E.J GAMMON |
ABN Cancelled | VIC 3550 |