| # | Entity | Status | State |
|---|---|---|---|
| 1 | 30 451 316 348 E.S.T. PLUMBING PTY LTD ATF THE E & S TRCEK FAMILY TRUST |
ABN Active | VIC 3040 |
| 2 | 78 301 646 362 M.W BOWLEN & BUFALO CORPORATION PTY. LTD. & E.D.I.T. MEDIA PTY. LTD. & ELTHAM PLUMBING & DRAINAGE SERVICES PTY. LTD. & D FRAGIACOMO & S FRAGIACOMO & GIUSAM PTY LTD & M MARQUES & K O'REILLY & others |
ABN Active | VIC 3125 |
| 3 | 28 667 537 199 S E CIVIL & PLUMBING PTY LTD |
ABN Active | TAS 7175 |
| 4 | 53 124 742 865 S.E. QLD PLUMBING & DRAINAGE PTY LTD |
ABN Active | QLD 4557 |
| 5 | 65 148 200 444 S.E. PLUMBING PTY LTD |
ABN Cancelled | QLD 4680 |
| 6 | 83 088 398 770 E.J.'S PLUMBING PTY. LTD. |
ABN Active | VIC 3770 |
| 7 | 95 062 494 991 E & S MECHANICAL AND PLUMBING SERVICES PTY. LTD. |
ABN Active | VIC 3043 |
| 8 | 95 163 198 678 E.P.S PLUMBING PTY LTD |
ABN Cancelled | NSW 2168 |