![Tony O'Neill](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>)
Tony O'Neill
Director/Board Member at
De Beers SA
Net worth: 238 997 $ as of 2026-05-30
Profile
Presently, Anthony Martin O'Neill holds the position of Executive Director & Group Technical Director at Anglo American Plc. He is also on the board of 8 other companies. In the past he held the position of Co-Chief Executive Officer & Executive Director of AngloGold Ashanti Ltd., Executive General Manager-Gold at Western Mining Co., Ltd., Head-Operations of Newcrest Mining Ltd. and Head-Gold business at Western Mining Corp. He received an MBA from the University of Melbourne.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-06-30 | 10,834 ( 0% ) | 238 997 $ | 2026-05-30 |
Tony O'Neill active positions
| Companies | Position | Start |
|---|---|---|
De Beers SA
 De Beers SA Other Metals/MineralsNon-Energy Minerals Operates as a holding company with interest in the exploration, mining and marketing of diamonds | Director/Board Member | - |
De Beers Group (United Kingdom)
 De Beers Group (United Kingdom) Other Metals/MineralsNon-Energy Minerals Engages in exploration, production, marketing and retailing of polished diamonds & jewelry products | Director/Board Member | 2017-04-23 |
De Beers Investments Plc
 De Beers Investments Plc Financial ConglomeratesFinance Functions as an investment holding company | Director/Board Member | 2017-04-20 |
Anglo American Platinum Corp. Ltd.
 Anglo American Platinum Corp. Ltd. Other Metals/MineralsNon-Energy Minerals Miscellaneous Metal Ores Not Elsewhere Classified | Director/Board Member | - |
Anglo American Technical & Sustainability Services Ltd.
 Anglo American Technical & Sustainability Services Ltd. Miscellaneous Commercial ServicesCommercial Services Provides management and technical services | Director/Board Member | 2019-03-26 |
Anglo American Technical & Sustainability Ltd.
 Anglo American Technical & Sustainability Ltd. Miscellaneous Commercial ServicesCommercial Services Provides business support services | Director/Board Member | 2019-03-26 |
Anglo American Projects (UK) Ltd.
 Anglo American Projects (UK) Ltd. CoalEnergy Minerals Explores and mines precious base and ferrous metals | Director/Board Member | 2020-01-14 |
Former positions of Tony O'Neill
| Companies | Position | End |
|---|---|---|
| WOODSIDE ENERGY GROUP LTD | Director/Board Member | 2026-06-30 |
| ANGLO AMERICAN PLC | Chief Tech/Sci/R&D Officer | 2022-12-30 |
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| ░░░░░░░░░ ░░░░░░░ ░░░░░░░ | ░░░░░ ░░░░░░░░░ ░░░░░░░ | ░░░░░░░░░░ |
Training of Tony O'Neill
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
59
1st degree connections
19
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 19 |
|---|---|
Anglo American Plc
 Anglo American Plc Other Metals/MineralsNon-Energy Minerals Explores and mines precious base & ferrous metals | Non-Energy Minerals |
Woodside Energy Group Ltd.
 Woodside Energy Group Ltd. Oil & Gas ProductionEnergy Minerals Operates as an oil and gas exploration company | Energy Minerals |
AngloGold Ashanti (Pty) Ltd.
 AngloGold Ashanti (Pty) Ltd. Precious MetalsNon-Energy Minerals Operates as a gold and silver mining and sulphuric acid production company | Non-Energy Minerals |
Anglo American Platinum Corp. Ltd.
Anglo American Platinum Corp. Ltd. Other Metals/MineralsNon-Energy Minerals Miscellaneous Metal Ores Not Elsewhere Classified | Non-Energy Minerals |
Anglo American Crop Nutrients Ltd.
 Anglo American Crop Nutrients Ltd. Other Metals/MineralsNon-Energy Minerals Develops polyhalite project and port infrastructure | Non-Energy Minerals |
Kumba Iron Ore Ltd.
 Kumba Iron Ore Ltd. SteelNon-Energy Minerals Engages in the exploration and selling of iron ore | Non-Energy Minerals |
Anglo American Platinum Ltd.
 Anglo American Platinum Ltd. Other Metals/MineralsNon-Energy Minerals Produces platinum group metals | Non-Energy Minerals |
Newcrest Mining Ltd.
 Newcrest Mining Ltd. Precious MetalsNon-Energy Minerals Provides gold and copper mining services | Non-Energy Minerals |
University of Melbourne
 University of Melbourne Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
De Beers SA
De Beers SA Other Metals/MineralsNon-Energy Minerals Operates as a holding company with interest in the exploration, mining and marketing of diamonds | Non-Energy Minerals |
Curtin University
 Curtin University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Western Mining Co., Ltd.
 Western Mining Co., Ltd. Other Metals/MineralsNon-Energy Minerals Provides mining, smelting and trading of base metals | Non-Energy Minerals |
Anglo American South Africa Ltd.
 Anglo American South Africa Ltd. SteelNon-Energy Minerals Explores and mines precious, base, and ferrous metals | Non-Energy Minerals |
Western Mining Corp.
 Western Mining Corp. Other Metals/MineralsNon-Energy Minerals Provides uranium mining services | Non-Energy Minerals |
De Beers Group (United Kingdom)
De Beers Group (United Kingdom) Other Metals/MineralsNon-Energy Minerals Engages in exploration, production, marketing and retailing of polished diamonds & jewelry products | Non-Energy Minerals |
De Beers Investments Plc
De Beers Investments Plc Financial ConglomeratesFinance Functions as an investment holding company | Finance |
Anglo American Technical & Sustainability Ltd.
Anglo American Technical & Sustainability Ltd. Miscellaneous Commercial ServicesCommercial Services Provides business support services | Commercial Services |
Anglo American Technical & Sustainability Services Ltd.
Anglo American Technical & Sustainability Services Ltd. Miscellaneous Commercial ServicesCommercial Services Provides management and technical services | Commercial Services |
Anglo American Projects (UK) Ltd.
Anglo American Projects (UK) Ltd. CoalEnergy Minerals Explores and mines precious base and ferrous metals | Energy Minerals |
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