NICHOLAS MICHAEL KOSTALAS
ABN details
| ABN | 92 340 737 473 |
|---|---|
| ABN status | Active from 1 June 2026 |
| Entity name | NICHOLAS MICHAEL KOSTALAS |
| Entity type | Individual/Sole Trader |
| GST | Registered from 1 June 2026 |
| Deductible gift recipient | No |
| Main business location | South Australia 5023 · Other businesses in 5023 |
| Suburbs in postcode | Findon, Seaton, Seaton North |
| Local government area | Charles Sturt |
Source: ABR ABN Bulk Extract, 4 November 2026. Verify on ABN Lookup.
Registered business names (ASIC)
| Business name | Status · registered · state |
|---|---|
| NMK EARTHWORKS | Registered · from 29 June 2023 |
Source: ASIC Business Names Dataset (data.gov.au), CC BY 3.0 AU.
Business & trading names
- NMK EARTHWORKS
Names recorded against this ABN in the ABR extract.
Summary
NICHOLAS MICHAEL KOSTALAS is an Individual/Sole Trader with ABN 92 340 737 473, located in South Australia 5023. The ABN is active since 1 June 2026.
It is registered for GST from 1 June 2026. It trades under another name: “NMK EARTHWORKS”.
It holds one registered business name with ASIC, including “NMK EARTHWORKS”.
Postcode 5023 covers Findon, Seaton, Seaton North in the Charles Sturt local government area.
Frequently asked questions
What is the ABN of NICHOLAS MICHAEL KOSTALAS?
The ABN of NICHOLAS MICHAEL KOSTALAS is 92 340 737 473.
Is the ABN of NICHOLAS MICHAEL KOSTALAS active?
Yes. ABN 92 340 737 473 is active since 1 June 2026.
Is NICHOLAS MICHAEL KOSTALAS registered for GST?
Yes, registered for GST since 1 June 2026.
What business names does NICHOLAS MICHAEL KOSTALAS use?
Registered business names: NMK EARTHWORKS.
Where is NICHOLAS MICHAEL KOSTALAS located?
Its main business location is in South Australia, postcode 5023.