| # | Entity | Status | State |
|---|---|---|---|
| 1 | 43 644 669 827 J.L DILLON & W.F DILLON DIVE ADVENTURES DOWNUNDER (D.A.D) |
ABN Active | QLD 4490 |
| 2 | 55 184 587 958 MITCHELL BERNARD CAIN DIVING DOWNUNDER |
ABN Active | NSW 2036 |
| 3 | 55 671 469 174 COLIN WHITTAKER DOWNUNDER DIVING ACCESSORIES |
ABN Cancelled | ACT 2607 |
| 4 | 56 920 423 348 GEOFFREY MORRIS DOWNUNDER DIVE WHITSUNDAY |
ABN Active | QLD 4802 |
| 5 | 65 660 346 164 DENISE GAE WRIGHT DIVE DOWNUNDER |
ABN Active | NSW 2250 |