Sister Heart Contracting is an Aboriginal majority-owned business. It is owned by two Pilbara Aboriginal businesses, Emu Nest and Brindabella Resources.
Sister Heart provides semi-skilled and skilled operators to support customers’ projects and operations, offers a range of plant and equipment hire, and sources & manages the supply of goods and services on customers' behalf.
This company closed operations in 2026.
| Rank | Company | # | |
|---|---|---|---|
| 151st |  |
All Metal Industries | 13 |
| 152nd | |
Vibra Industrial Air Filter Cleaning | 12 |
| 153rd | - | Sister Heart | 12 |
| 154th | - | Powerwest | 12 |
| 155th | |
Kuuwa Rentals | 12 |
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RANKING: 153 Down from 152 in Mining Services list | 20 Apr 2026 |
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RANKING: 152 Down from 151 in Mining Services list | 07 Apr 2026 |
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RANKING: 168 Down from 166 in Mining Services list | 07 Apr 2026 |
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RANKING: 166 Up from 168 in Mining Services list | 18 Feb 2026 |
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RANKING: 151 Up from 153 in Mining Services list | 18 Feb 2026 |
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RANKING: 44 Up from 46 in Facilities Management & Caterers list | 18 Feb 2026 |
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RANKING: 86 Down from 83 in Indigenous Businesses list | 10 Dec 2025 |
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RANKING: 46 Up from 50 in Facilities Management & Caterers list | 21 Nov 2025 |
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RANKING: 50 Down from 43 in Facilities Management & Caterers list | 19 Nov 2025 |
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RANKING: 153 Down from 148 in Mining Services list | 19 Nov 2025 |
