| # | Entity | Status | State |
|---|---|---|---|
| 1 | 51 088 254 371 GAVIN BUTLER ENGINEERING PTY LTD |
ABN Cancelled | VIC 3550 |
| 2 | 93 612 077 040 GORDON BUTLER ENGINEERING PTY LTD |
ABN Active | NSW 2264 |
| 3 | 13 131 002 959 GORDON DAVID BUTLER GORDON BUTLER ENGINEERING |
ABN Active | NSW 2264 |
| 4 | 20 092 319 616 ESROHTAAF PTY LTD BUTLER ENGINEERING |
ABN Active | NSW 2795 |
| 5 | 46 975 727 549 WILLIAM BUTLER BUTLER ENGINEERING |
ABN Cancelled | NSW 2150 |
| 6 | 64 118 393 686 BUTLER FAMILY TRUST BUTLER ENGINEERING |
ABN Cancelled | NSW 2753 |
| 7 | 98 059 236 369 WINGROCK PTY. LIMITED W BUTLER CONSULTING STRUCTURAL ENGINEER |
ABN Active | WA 6012 |
| 8 | 83 638 916 615 DEAN CHRISTOPHER BUTLER NB & PA BUTLER AUTO ENGINEERING |
ABN Active | NSW 2285 |
| 9 | 90 042 271 300 B.R BUTLER & H.K BUTLER Butler Digital Engineering |
ABN Cancelled | QLD 4074 |