| # | Entity | Status | State |
|---|---|---|---|
| 1 | 21 075 255 793 COSTIN AVIATION PTY LIMITED |
ABN Active | NSW 2714 |
| 2 | 21 636 384 935 COSTIN QUANTITY SURVEYORS PROPRIETARY LIMITED |
ABN Active | VIC 3030 |
| 3 | 50 093 135 847 COSTIN & ASSOCIATES PTY LIMITED |
ABN Cancelled | NSW 2066 |
| 4 | 72 006 274 764 R.B. & E.L. COSTIN PTY. LIMITED |
ABN Cancelled | VIC 3226 |
| 5 | 75 002 175 724 D.G. & D. COSTIN PTY. LIMITED |
ABN Active | NSW 2483 |
| 6 | 79 255 420 013 COSTIN AVIATION PTY LTD & ERIC ALLAN & CO PTY LTD & HERITAGE HOUSE LTD (UK) & B.W HURLEY & KRUPACE HOLDINGS PTY LTD & MELIAN AUSTRALIA PTY. LIMITED & A.C MOORE & R.C MOORE & M ROSENMAN & others |
ABN Cancelled | NSW 2000 |