DAMIAN FREDERICK BRENNAN
ABN details
| ABN | 50 287 400 669 |
|---|---|
| ABN status | Active from 7 January 2026 |
| Entity name | DAMIAN FREDERICK BRENNAN |
| Entity type | Individual/Sole Trader |
| GST | Registered from 4 February 2026 |
| Deductible gift recipient | No |
| Main business location | New South Wales 2126 · Other businesses in 2126 |
| Suburbs in postcode | Cherrybrook |
| Local government area | Hornsby |
Source: ABR ABN Bulk Extract, 4 November 2026. Verify on ABN Lookup.
Registered business names (ASIC)
| Business name | Status · registered · state |
|---|---|
| Serine AI | Registered · from 7 January 2026 |
Source: ASIC Business Names Dataset (data.gov.au), CC BY 3.0 AU.
Business & trading names
- Serine AI
Names recorded against this ABN in the ABR extract.
Summary
DAMIAN FREDERICK BRENNAN is an Individual/Sole Trader with ABN 50 287 400 669, located in New South Wales 2126. The ABN is active since 7 January 2026.
It is registered for GST from 4 February 2026. It trades under another name: “Serine AI”.
It holds one registered business name with ASIC, including “Serine AI”.
Postcode 2126 covers Cherrybrook in the Hornsby local government area.
Frequently asked questions
What is the ABN of DAMIAN FREDERICK BRENNAN?
The ABN of DAMIAN FREDERICK BRENNAN is 50 287 400 669.
Is the ABN of DAMIAN FREDERICK BRENNAN active?
Yes. ABN 50 287 400 669 is active since 7 January 2026.
Is DAMIAN FREDERICK BRENNAN registered for GST?
Yes, registered for GST since 4 February 2026.
What business names does DAMIAN FREDERICK BRENNAN use?
Registered business names: Serine AI.
Where is DAMIAN FREDERICK BRENNAN located?
Its main business location is in New South Wales, postcode 2126.