LINDSAY O'BRIEN
ABN details
| ABN | 54 779 386 064 |
|---|---|
| ABN status | Active from 9 June 2018 |
| Entity name | LINDSAY O'BRIEN |
| Entity type | Individual/Sole Trader |
| GST | Registered from 1 July 2025 |
| Deductible gift recipient | No |
| Main business location | Victoria 3156 · Other businesses in 3156 |
| Suburbs in postcode | Ferntree Gully, Lysterfield, Lysterfield South, Mountain Gate, Upper Ferntree Gully |
| 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 |
|---|---|
| Bear Arkwill | Registered · from 22 May 2025 |
| Radiant Dynamics | Registered · from 8 May 2025 |
| 3 CIRCLE SOLUTIONS | Registered · from 10 June 2018 |
Source: ASIC Business Names Dataset (data.gov.au), CC BY 3.0 AU.
Business & trading names
- Lindsay O'Brien Software Consulting
- 3 CIRCLE SOLUTIONS
- Bear Arkwill
- Radiant Dynamics
Names recorded against this ABN in the ABR extract.
Summary
LINDSAY O'BRIEN is an Individual/Sole Trader with ABN 54 779 386 064, located in Victoria 3156. The ABN is active since 9 June 2018.
It is registered for GST from 1 July 2025. It trades under 4 other names, including “Lindsay O'Brien Software Consulting”.
It holds 3 registered business names with ASIC, including “Bear Arkwill”.
Postcode 3156 covers Ferntree Gully, Lysterfield, Lysterfield South, Mountain Gate, Upper Ferntree Gully in the Casey local government area.
Frequently asked questions
What is the ABN of LINDSAY O'BRIEN?
The ABN of LINDSAY O'BRIEN is 54 779 386 064.
Is the ABN of LINDSAY O'BRIEN active?
Yes. ABN 54 779 386 064 is active since 9 June 2018.
Is LINDSAY O'BRIEN registered for GST?
Yes, registered for GST since 1 July 2025.
What business names does LINDSAY O'BRIEN use?
Registered business names: Bear Arkwill; Radiant Dynamics; 3 CIRCLE SOLUTIONS.
Where is LINDSAY O'BRIEN located?
Its main business location is in Victoria, postcode 3156.