| # | Entity | Status | State |
|---|---|---|---|
| 1 | 16 860 338 292 JOHN ROBERT MASON JOHN R MASON ARCHITECT BUILDING CONSULTANT |
ABN Cancelled | QLD 4551 |
| 2 | 23 291 449 916 JOHN GUY MASON MASON ARCHITECTS |
ABN Active | NSW 2283 |
| 3 | 45 971 994 601 IBRAHIM ASFDAY MASONS ARCHITECT |
ABN Cancelled | VIC 3181 |
| 4 | 60 399 761 355 WILLIAM BRUCE MASON BRUCE MASON ARCHITECT |
ABN Active | QLD 4069 |
| 5 | 23 291 449 916 JOHN GUY MASON MASON ARCHITECTS |
ABN Active | NSW 2283 |
| 6 | 87 446 740 191 C JAFFRAY & J.G MASON Mason Architects |
ABN Active | NSW 2283 |