DUNCAN GRAHAM
ABN details
| ABN | 23 419 354 089 |
|---|---|
| ABN status | Active from 14 September 2026 |
| Entity name | DUNCAN GRAHAM |
| Entity type | Individual/Sole Trader |
| GST | Not registered (cancelled 30 September 2014) |
| Deductible gift recipient | No |
| Main business location | New South Wales 2256 · Other businesses in 2256 |
| Suburbs in postcode | Blackwall, Horsfield Bay, Koolewong, Little Wobby, Patonga, Pearl Beach, Phegans Bay, Wondabyne, Woy Woy, Woy Woy Bay |
| Local government area | Central Coast (NSW) |
Source: ABR ABN Bulk Extract, 4 November 2026. Verify on ABN Lookup.
Registered business names (ASIC)
| Business name | Status · registered · state |
|---|---|
| GRAHAM BUILDING SYSTEMS | Registered · from 13 September 2020 |
Source: ASIC Business Names Dataset (data.gov.au), CC BY 3.0 AU.
Business & trading names
- GRAHAM BUILDING SYSTEMS
Names recorded against this ABN in the ABR extract.
Summary
DUNCAN GRAHAM is an Individual/Sole Trader with ABN 23 419 354 089, located in New South Wales 2256. The ABN is active since 14 September 2026.
It is not currently registered for GST. It trades under another name: “GRAHAM BUILDING SYSTEMS”.
It holds one registered business name with ASIC, including “GRAHAM BUILDING SYSTEMS”.
Postcode 2256 covers Blackwall, Horsfield Bay, Koolewong, Little Wobby, Patonga and nearby suburbs in the Central Coast (NSW) local government area.
Frequently asked questions
What is the ABN of DUNCAN GRAHAM?
The ABN of DUNCAN GRAHAM is 23 419 354 089.
Is the ABN of DUNCAN GRAHAM active?
Yes. ABN 23 419 354 089 is active since 14 September 2026.
Is DUNCAN GRAHAM registered for GST?
No, it is not currently registered for GST, so its invoices should not charge GST.
What business names does DUNCAN GRAHAM use?
Registered business names: GRAHAM BUILDING SYSTEMS.
Where is DUNCAN GRAHAM located?
Its main business location is in New South Wales, postcode 2256.