| # | Entity | Status | State |
|---|---|---|---|
| 1 | 50 213 557 980 A & LF JUZVA TAS LANG LANG ENGINEERING |
ABN Active | VIC 3987 |
| 2 | 50 213 557 980 A & LF JUZVA TAS LANG LANG ENGINEERING Lang Lang Engineering |
ABN Active | VIC 3987 |
| 3 | 18 008 269 136 ROBERT LANGE ENGINEERING PTY. LTD. |
ABN Active | VIC 3220 |
| 4 | 35 457 225 288 THE LANG FAMILY TRUST PETER LANG ENGINEERING PTY LTD |
ABN Active | QLD 4074 |
| 5 | 36 690 747 672 D.C LANG & L.M LANG D AND L LANG MECHANICAL AND ENGINEERING |
ABN Active | VIC 3465 |
| 6 | 72 012 134 768 ALAN WILLIAM LANGBIEN LANG ENGINEERING AND CONSULTING |
ABN Cancelled | NSW 2530 |
| 7 | 42 051 136 415 HOPE'S BODY REPAIRS PTY. LTD. LANG & WALKER ENGINEERING |
ABN Active | QLD 4370 |