WILLIAM JOSEPH O'BRIEN
ABN details
| ABN | 71 194 947 542 |
|---|---|
| ABN status | Active from 11 June 2025 |
| Entity name | WILLIAM JOSEPH O'BRIEN |
| Entity type | Individual/Sole Trader |
| GST | Registered from 1 January 2026 |
| Deductible gift recipient | No |
| Main business location | New South Wales 2748 · Other businesses in 2748 |
| Suburbs in postcode | Orchard Hills |
| Local government area | Penrith |
Source: ABR ABN Bulk Extract, 4 November 2026. Verify on ABN Lookup.
Registered business names (ASIC)
| Business name | Status · registered · state |
|---|---|
| Dibcon Carpentry | Registered · from 13 June 2025 |
Source: ASIC Business Names Dataset (data.gov.au), CC BY 3.0 AU.
Business & trading names
- Dibcon Carpentry
Names recorded against this ABN in the ABR extract.
Summary
WILLIAM JOSEPH O'BRIEN is an Individual/Sole Trader with ABN 71 194 947 542, located in New South Wales 2748. The ABN is active since 11 June 2025.
It is registered for GST from 1 January 2026. It trades under another name: “Dibcon Carpentry”.
It holds one registered business name with ASIC, including “Dibcon Carpentry”.
Postcode 2748 covers Orchard Hills in the Penrith local government area.
Frequently asked questions
What is the ABN of WILLIAM JOSEPH O'BRIEN?
The ABN of WILLIAM JOSEPH O'BRIEN is 71 194 947 542.
Is the ABN of WILLIAM JOSEPH O'BRIEN active?
Yes. ABN 71 194 947 542 is active since 11 June 2025.
Is WILLIAM JOSEPH O'BRIEN registered for GST?
Yes, registered for GST since 1 January 2026.
What business names does WILLIAM JOSEPH O'BRIEN use?
Registered business names: Dibcon Carpentry.
Where is WILLIAM JOSEPH O'BRIEN located?
Its main business location is in New South Wales, postcode 2748.