![Joanne Palmer](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Joanne Palmer
Director/Board Member at
ST BARBARA LIMITED
Net worth: 81 981 $ as of 30/05/2026
Profile
Joanne Claire Palmer is currently Non-Executive Director at Boss Energy Ltd. since 2025, Independent Non-Executive Director at St. Barbara Ltd. since 2023, Secretary & Non-Executive Director at Perth Symphony Orchestra, Non-Executive Director at Nextore Ltd., Independent Non-Executive Director at Karoon Energy Ltd. since 2024, and Independent Non-Executive Director at New Murchison Gold Ltd. since 2025.
Former roles include Non-Executive Director at Sierra Rutile Holdings Ltd. from 2022 to 2024, Executive Director at Pitcher Partners, Independent Non-Executive Director at Paladin Energy Ltd. from 2021 to 2024, Non-Executive Director at Sierra Rutile Ltd., Auditor at Australian Securities & Investments Commission, Partner at Ernst & Young, and Treasurer at The Association of Mining & Exploration Cos., Inc. Education includes an undergraduate degree from the University of Birmingham.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 30/12/2025 | 18,400 ( 0% ) | 25 882 $ | 30/05/2026 | |
| 28/11/2024 | 2,173 ( 0% ) | 17 699 $ | 30/05/2026 | |
| 29/09/2025 | 550,000 ( 0.01% ) | 17 017 $ | 30/05/2026 | |
| 29/06/2025 | 39,000 ( 0% ) | 16 135 $ | 30/05/2026 | |
| 02/02/2026 | 5,700 ( 0% ) | 5 249 $ | 30/05/2026 |
Joanne Palmer active positions
| Companies | Position | Start |
|---|---|---|
| ST BARBARA LIMITED | Director/Board Member | 06/09/2023 |
| KAROON ENERGY LTD | Director/Board Member | 18/04/2024 |
| NEW MURCHISON GOLD LIMITED | Director/Board Member | 01/05/2025 |
| BOSS ENERGY LIMITED | Director/Board Member | 31/05/2025 |
Perth Symphony Orchestra | Director/Board Member | - |
Nextore Ltd.
 Nextore Ltd. Packaged SoftwareTechnology Services Provides technology solutions for mining operations | Director/Board Member | - |
Former positions of Joanne Palmer
| Companies | Position | End |
|---|---|---|
| PALADIN ENERGY LTD | Director/Board Member | 28/11/2024 |
| SIEA RUTINPV | Director/Board Member | 23/04/2024 |
EY Port Jackson Partners
 EY Port Jackson Partners Real Estate DevelopmentFinance Provides real estate, precinct and project management services | Corporate Officer/Principal | - |
| ░░░░░░░░░░ ░░░░░░░░░░ ░░░░░ ░░░░░░░░░░░ ░░░░░░░░░░ | ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ | - |
| ░░░░░░ ░░░░░░ ░░░ | ░░░░░░░░░░░░░░ ░░░░░░ | - |
Training of Joanne Palmer
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
13
1st degree connections
14
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 14 |
|---|---|
Ora Gold Ltd.
 Ora Gold Ltd. Precious MetalsNon-Energy Minerals Mines for nickel, platinum, uranium, gold and other base metals | Non-Energy Minerals |
Karoon Energy Ltd.
 Karoon Energy Ltd. Oil & Gas ProductionEnergy Minerals Explores oil and gas | Energy Minerals |
Sierra Rutile Ltd.
 Sierra Rutile Ltd. Construction MaterialsNon-Energy Minerals Operates as a mineral sand mining company | Non-Energy Minerals |
Boss Energy Ltd.
 Boss Energy Ltd. Other Metals/MineralsNon-Energy Minerals Engages in the exploration of uranium and gold | Non-Energy Minerals |
St. Barbara Ltd.
 St. Barbara Ltd. Precious MetalsNon-Energy Minerals Explores and produces gold | Non-Energy Minerals |
Paladin Energy Ltd.
 Paladin Energy Ltd. Other Metals/MineralsNon-Energy Minerals Engages in production of uranium | Non-Energy Minerals |
Australian Securities & Investments Commission
 Australian Securities & Investments Commission General GovernmentGovernment Operates as an independent commonwealth government body that enforces company and financial services laws to protect consumers, investors and creditors | Government |
Pitcher Partners
 Pitcher Partners Miscellaneous Commercial ServicesCommercial Services Provides audit, accounting and consulting services | Commercial Services |
University of Birmingham
 University of Birmingham Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
EY Port Jackson Partners
EY Port Jackson Partners Real Estate DevelopmentFinance Provides real estate, precinct and project management services | Finance |
The Association of Mining & Exploration Cos., Inc. | |
Perth Symphony Orchestra | |
Sierra Rutile Holdings Ltd.
 Sierra Rutile Holdings Ltd. Other Metals/MineralsNon-Energy Minerals Produces and sells natural rutile products | Non-Energy Minerals |
Nextore Ltd.
Nextore Ltd. Packaged SoftwareTechnology Services Provides technology solutions for mining operations | Technology Services |
- Stock Market
- Insiders
- Joanne Palmer
