WILLIAM STEWART RINTOUL
ABN details
| ABN | 20 889 165 352 |
|---|---|
| ABN status | Active from 19 February 2026 |
| Entity name | WILLIAM STEWART RINTOUL |
| Entity type | Individual/Sole Trader |
| GST | Not registered |
| Deductible gift recipient | No |
| Main business location | Western Australia 6030 · Other businesses in 6030 |
| Suburbs in postcode | Clarkson, Merriwa, Mindarie, Quinns Rocks, Ridgewood, Tamala Park |
| Local government area | Wanneroo |
Source: ABR ABN Bulk Extract, 4 November 2026. Verify on ABN Lookup.
Registered business names (ASIC)
| Business name | Status · registered · state |
|---|---|
| margin masters | Registered · from 23 May 2026 |
| Westline Labs | Registered · from 16 February 2026 |
| GRASS MASTERS PERTH | Registered · from 9 December 2025 |
| YUNG ZUBS | Registered · from 15 July 2025 |
Source: ASIC Business Names Dataset (data.gov.au), CC BY 3.0 AU.
Business & trading names
- GRASS MASTERS PERTH
- margin masters
- Westline Labs
- YUNG ZUBS
Names recorded against this ABN in the ABR extract.
Summary
WILLIAM STEWART RINTOUL is an Individual/Sole Trader with ABN 20 889 165 352, located in Western Australia 6030. The ABN is active since 19 February 2026.
It is not currently registered for GST. It trades under 4 other names, including “GRASS MASTERS PERTH”.
It holds 4 registered business names with ASIC, including “margin masters”.
Postcode 6030 covers Clarkson, Merriwa, Mindarie, Quinns Rocks, Ridgewood and nearby suburbs in the Wanneroo local government area.
Frequently asked questions
What is the ABN of WILLIAM STEWART RINTOUL?
The ABN of WILLIAM STEWART RINTOUL is 20 889 165 352.
Is the ABN of WILLIAM STEWART RINTOUL active?
Yes. ABN 20 889 165 352 is active since 19 February 2026.
Is WILLIAM STEWART RINTOUL registered for GST?
No, it is not currently registered for GST, so its invoices should not charge GST.
What business names does WILLIAM STEWART RINTOUL use?
Registered business names: margin masters; Westline Labs; GRASS MASTERS PERTH; YUNG ZUBS.
Where is WILLIAM STEWART RINTOUL located?
Its main business location is in Western Australia, postcode 6030.