MARK ALEXANDER JOHNSON
ABN details
| ABN | 89 702 629 265 |
|---|---|
| ABN status | Active from 21 November 2025 |
| Entity name | MARK ALEXANDER JOHNSON |
| Entity type | Individual/Sole Trader |
| GST | Not registered |
| Deductible gift recipient | No |
| Main business location | Western Australia 6057 · Other businesses in 6057 |
| Suburbs in postcode | High Wycombe, Maida Vale |
| Local government area | Kalamunda |
Source: ABR ABN Bulk Extract, 4 November 2026. Verify on ABN Lookup.
Registered business names (ASIC)
| Business name | Status · registered · state |
|---|---|
| MAD COMPUTING | Registered · from 28 November 2006 · WA |
Source: ASIC Business Names Dataset (data.gov.au), CC BY 3.0 AU.
Business & trading names
- Mad Computing
- MAD COMPUTING
Names recorded against this ABN in the ABR extract.
Summary
MARK ALEXANDER JOHNSON is an Individual/Sole Trader with ABN 89 702 629 265, located in Western Australia 6057. The ABN is active since 21 November 2025.
It is not currently registered for GST. It trades under 2 other names, including “Mad Computing”.
It holds one registered business name with ASIC, including “MAD COMPUTING”.
Postcode 6057 covers High Wycombe, Maida Vale in the Kalamunda local government area.
Frequently asked questions
What is the ABN of MARK ALEXANDER JOHNSON?
The ABN of MARK ALEXANDER JOHNSON is 89 702 629 265.
Is the ABN of MARK ALEXANDER JOHNSON active?
Yes. ABN 89 702 629 265 is active since 21 November 2025.
Is MARK ALEXANDER JOHNSON registered for GST?
No, it is not currently registered for GST, so its invoices should not charge GST.
What business names does MARK ALEXANDER JOHNSON use?
Registered business names: MAD COMPUTING.
Where is MARK ALEXANDER JOHNSON located?
Its main business location is in Western Australia, postcode 6057.