MARCUS JOHN O'BRIEN
ABN details
| ABN | 81 218 484 129 |
|---|---|
| ABN status | Active from 11 July 2025 |
| Entity name | MARCUS JOHN O'BRIEN |
| Entity type | Individual/Sole Trader |
| GST | Not registered |
| Deductible gift recipient | No |
| Main business location | Victoria 3805 · Other businesses in 3805 |
| Suburbs in postcode | Fountain Gate, Narre Warren, Narre Warren South |
| Local government area | Casey |
Source: ABR ABN Bulk Extract, 4 November 2026. Verify on ABN Lookup.
Registered business names (ASIC)
| Business name | Status · registered · state |
|---|---|
| O'Brien Coaching | Registered · from 11 July 2025 |
Source: ASIC Business Names Dataset (data.gov.au), CC BY 3.0 AU.
Business & trading names
- O'Brien Coaching
Names recorded against this ABN in the ABR extract.
Summary
MARCUS JOHN O'BRIEN is an Individual/Sole Trader with ABN 81 218 484 129, located in Victoria 3805. The ABN is active since 11 July 2025.
It is not currently registered for GST. It trades under another name: “O'Brien Coaching”.
It holds one registered business name with ASIC, including “O'Brien Coaching”.
Postcode 3805 covers Fountain Gate, Narre Warren, Narre Warren South in the Casey local government area.
Frequently asked questions
What is the ABN of MARCUS JOHN O'BRIEN?
The ABN of MARCUS JOHN O'BRIEN is 81 218 484 129.
Is the ABN of MARCUS JOHN O'BRIEN active?
Yes. ABN 81 218 484 129 is active since 11 July 2025.
Is MARCUS JOHN O'BRIEN registered for GST?
No, it is not currently registered for GST, so its invoices should not charge GST.
What business names does MARCUS JOHN O'BRIEN use?
Registered business names: O'Brien Coaching.
Where is MARCUS JOHN O'BRIEN located?
Its main business location is in Victoria, postcode 3805.