![Rob Jewson](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>)
Rob Jewson
Chairman at
MAMMOTH MINERALS LIMITED
Net worth: 12 M $ as of 31/05/2026
Profile
Mr. Robert A. Jewson is an Independent Non-Executive Director at PC Gold Ltd., an Executive Chairman at Mammoth Minerals Ltd., a Non-Executive Director & Technical Director at Macro Metals Ltd., an Independent Director at Norris Lithium, Inc., a Managing Director at Geonomics Australia Pty Ltd. and a Member at Australian Institute of Geoscientists.
He is on the Board of Directors at PC Gold Ltd., Macro Metals Ltd., Norris Lithium, Inc., Rembrandt Mining Pty Ltd. and VMS Resources Pty Ltd. Mr. Jewson was previously employed as a Non-Executive Director by Aston Minerals Ltd., a Non-Executive Director by Northern Iron Ltd., a Non-Executive Director & Technical Director by Ascot Resources Ltd. (Australia), a Non-Executive Director & Technical Director by Conto Resources Ltd., a Non-Executive Director by Future Battery Minerals Ltd., and an Exploration Manager by Arrow Minerals Ltd. He also served on the board at Lithium One Metals, Inc. He received his undergraduate degree from Curtin University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
PC GOLD LTD. 3.66% | 22/10/2025 | 11,475,878 ( 3.66% ) | 11 M $ | 31/05/2026 |
MACRO METALS LIMITED 5.64% | 25/09/2024 | 258,194,886 ( 5.64% ) | 1 M $ | 31/05/2026 |
Rob Jewson active positions
| Companies | Position | Start |
|---|---|---|
| NORRIS LITHIUM INC. | Director/Board Member | 01/09/2022 |
| MACRO METALS LIMITED | Chief Tech/Sci/R&D Officer | - |
| MAMMOTH MINERALS LIMITED | Chairman | 29/11/2024 |
| PC GOLD LIMITED | Director/Board Member | 28/05/2025 |
Rembrandt Mining Pty Ltd.
 Rembrandt Mining Pty Ltd. Precious MetalsNon-Energy Minerals Engages in gold ore mining | Director/Board Member | - |
Australian Institute of Geoscientists
 Australian Institute of Geoscientists Miscellaneous Commercial ServicesCommercial Services Operates as an institute which represents geoscientists | Corporate Officer/Principal | - |
VMS Resources Pty Ltd
 VMS Resources Pty Ltd Other Metals/MineralsNon-Energy Minerals Provides mining services | Director/Board Member | - |
Geonomics Australia Pty Ltd.
 Geonomics Australia Pty Ltd. Precious MetalsNon-Energy Minerals Operates as a mining site | Chief Executive Officer | 01/01/2014 |
Former positions of Rob Jewson
| Companies | Position | End |
|---|---|---|
| BLACK SPRUCE EXPLORATION INC. | Director/Board Member | 03/12/2024 |
| ░░░░░░░░ ░░░░░░░░░ ░░░░░░░ | ░░░░░ ░░░░░░░░░░░░ ░░░░░░░ | ░░░░░░░░░░ |
| ░░░ ░░░░░░░░░ ░░░░░░░ | ░░░░░░░░░░░░░░ ░░░░░░ | - |
| ░░░░░ ░░░░░░░░░ ░░░ | ░░░░░ ░░░░░░░░░░░░ ░░░░░░░ | ░░░░░░░░░░ |
| ░░░░░░░░ ░░░░ ░░░░ | ░░░░░░░░░░░░░░ ░░░░░░ | - |
Training of Rob Jewson
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
90
1st degree connections
16
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 16 |
|---|---|
Black Spruce Exploration, Inc.
 Black Spruce Exploration, Inc. Other Metals/MineralsNon-Energy Minerals Engages in exploration and evaluation of resource properties | Non-Energy Minerals |
Macro Metals Ltd.
 Macro Metals Ltd. SteelNon-Energy Minerals Engages in the exploration for iron ore | Non-Energy Minerals |
Curtin University
 Curtin University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Arrow Minerals Ltd.
 Arrow Minerals Ltd. Precious MetalsNon-Energy Minerals Mines for gold, nickel, lithium,iron and other minerals | Non-Energy Minerals |
Australian Institute of Geoscientists
Australian Institute of Geoscientists Miscellaneous Commercial ServicesCommercial Services Operates as an institute which represents geoscientists | Commercial Services |
Northern Iron Ltd.
 Northern Iron Ltd. SteelNon-Energy Minerals Explores and develops iron ore projects | Non-Energy Minerals |
Aston Minerals Ltd.
 Aston Minerals Ltd. Precious MetalsNon-Energy Minerals Engages in acquiring resource based projects | Non-Energy Minerals |
Ascot Resources Ltd. (Australia)
 Ascot Resources Ltd. (Australia) CoalEnergy Minerals Engages in exploration and development of coal and other mineral properties | Energy Minerals |
Dateline Resources Ltd.
 Dateline Resources Ltd. Precious MetalsNon-Energy Minerals Acquires and explores gold deposits and mineral properties | Non-Energy Minerals |
Future Battery Minerals Ltd.
 Future Battery Minerals Ltd. Other Metals/MineralsNon-Energy Minerals Engages in exploration of gold, copper and other associated minerals | Non-Energy Minerals |
Rembrandt Mining Pty Ltd.
Rembrandt Mining Pty Ltd. Precious MetalsNon-Energy Minerals Engages in gold ore mining | Non-Energy Minerals |
PC Gold Pty Ltd.
 PC Gold Pty Ltd. Precious MetalsNon-Energy Minerals Operates gold mines | Non-Energy Minerals |
VMS Resources Pty Ltd
VMS Resources Pty Ltd Other Metals/MineralsNon-Energy Minerals Provides mining services | Non-Energy Minerals |
Norris Lithium, Inc.
 Norris Lithium, Inc. Other Metals/MineralsNon-Energy Minerals Engages in acquisition, exploration and development of lithium resource properties | Non-Energy Minerals |
Firetail Resources Ltd.
 Firetail Resources Ltd. Other Metals/MineralsNon-Energy Minerals Engages in exploration and development of copper-gold and lithium assets | Non-Energy Minerals |
Geonomics Australia Pty Ltd.
Geonomics Australia Pty Ltd. Precious MetalsNon-Energy Minerals Operates as a mining site | Non-Energy Minerals |
- Stock Market
- Insiders
- Rob Jewson
