![William O'Keeffe](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>)
William O'Keeffe
Chairman at
CHAMPION IRON LIMITED
Net worth: 134 M $ as of 2025-09-29
Profile
William Michael O'Keeffe was the founder of Riversdale Mining Ltd., founded in 1982, where the title held was Executive Chairman.
Mr. O'Keeffe was the founder of Riversdale Resources Pty Ltd., founded in 2011, where the title held was Non-Executive Chairman.
Current jobs include Non-Executive Chairman at Burgundy Diamond Mines Ltd. since 2024, Executive Chairman at Champion Iron Ltd. since 2019, Executive Chairman at Québec Iron Ore, Inc., and Chairman at Nanuk Diamonds, Inc. since 2017.
Former jobs include Executive Chairman & Chief Executive Officer at Champion Iron Mines Ltd., Chairman at Mamba Minerals Ltd. from 2013 to 2014, Non-Executive Chairman at Gold One International Pty Ltd. from 2003 to 2009, Director at Minara Resources Pty Ltd., Director at BMA Gold Ltd., Managing Director at Mount Isa Mines Ltd. from 1975 to 1994, Director at ASTRA Capital Ltd., Director at Mt Lyell Mining Co., Ltd., Managing Director at Glencore Australia Pty Ltd. from 1995 to 2004, and Non-Executive Director at Mont Royal Resources Ltd.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
CHAMPION IRON LTD. 7.43% | 2026-06-17 | 41,623,830 ( 7.43% ) | 133 M $ | 2026-05-30 |
| 2024-12-30 | 54,353,535 ( 3.82% ) | 604 411 $ | 2025-09-29 |
William O'Keeffe active positions
| Companies | Position | Start |
|---|---|---|
| CHAMPION IRON LIMITED | Chairman | 2013-08-12 |
| BURGUNDY DIAMOND MINES LIMITED | Chairman | 2022-11-16 |
Nanuk Diamonds, Inc.
 Nanuk Diamonds, Inc. Other Metals/MineralsNon-Energy Minerals Operates as a holding company and owns 625 mineral claims | Chairman | 2017-04-18 |
Québec Iron Ore, Inc.
 Québec Iron Ore, Inc. SteelNon-Energy Minerals Operates iron ore reserves | Chairman | - |
Former positions of William O'Keeffe
| Companies | Position | End |
|---|---|---|
| MONT ROYAL RESOURCES LIMITED | Director/Board Member | 2025-10-20 |
Riversdale Resources Pty Ltd.
 Riversdale Resources Pty Ltd. CoalEnergy Minerals Owns and operates coal mining properties | Founder | 2019-02-27 |
Mamba Minerals Ltd.
 Mamba Minerals Ltd. Precious MetalsNon-Energy Minerals Engages in exploration and development of mineral resources | Chairman | 2014-04-02 |
Riversdale Mining Ltd.
 Riversdale Mining Ltd. CoalEnergy Minerals Provides coal exploration and mining services | Founder | 2011-03-31 |
Gold One International Pty Ltd.
 Gold One International Pty Ltd. Precious MetalsNon-Energy Minerals Engages in gold mining activities | Chairman | 2009-04-13 |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
43
1st degree connections
16
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 16 |
|---|---|
Champion Iron Mines Ltd.
 Champion Iron Mines Ltd. SteelNon-Energy Minerals Explores and mines for iron | Non-Energy Minerals |
Minara Resources Pty Ltd.
 Minara Resources Pty Ltd. Other Metals/MineralsNon-Energy Minerals Explores and mines for nickel and cobalt | Non-Energy Minerals |
Mamba Minerals Ltd.
Mamba Minerals Ltd. Precious MetalsNon-Energy Minerals Engages in exploration and development of mineral resources | Non-Energy Minerals |
Glencore Australia Pty Ltd.
 Glencore Australia Pty Ltd. Investment Trusts/Mutual FundsMiscellaneous Trades crude oil, petroleum, ferrous and non-ferrous metals and minerals, and agricultural products | Miscellaneous |
BMA Gold Ltd.
 BMA Gold Ltd. Precious MetalsNon-Energy Minerals Mines for gold | Non-Energy Minerals |
Mount Isa Mines Ltd.
 Mount Isa Mines Ltd. Other Metals/MineralsNon-Energy Minerals Engages in exploration of base and precious metals | Non-Energy Minerals |
Riversdale Mining Ltd.
Riversdale Mining Ltd. CoalEnergy Minerals Provides coal exploration and mining services | Energy Minerals |
ASTRA Capital Ltd.
 ASTRA Capital Ltd. Financial ConglomeratesFinance Provides investment services | Finance |
Gold One International Pty Ltd.
Gold One International Pty Ltd. Precious MetalsNon-Energy Minerals Engages in gold mining activities | Non-Energy Minerals |
Riversdale Resources Pty Ltd.
Riversdale Resources Pty Ltd. CoalEnergy Minerals Owns and operates coal mining properties | Energy Minerals |
Burgundy Diamond Mines Ltd.
 Burgundy Diamond Mines Ltd. Other Metals/MineralsNon-Energy Minerals Provides diamond exploration, cutting and polishing services | Non-Energy Minerals |
Champion Iron Ltd.
 Champion Iron Ltd. SteelNon-Energy Minerals Engages in the exploration and development of mineral resources | Non-Energy Minerals |
Québec Iron Ore, Inc.
Québec Iron Ore, Inc. SteelNon-Energy Minerals Operates iron ore reserves | Non-Energy Minerals |
Mont Royal Resources Ltd.
 Mont Royal Resources Ltd. Precious MetalsNon-Energy Minerals Engages in mining of gold ores | Non-Energy Minerals |
Mt Lyell Mining Co., Ltd. | |
Nanuk Diamonds, Inc.
Nanuk Diamonds, Inc. Other Metals/MineralsNon-Energy Minerals Operates as a holding company and owns 625 mineral claims | Non-Energy Minerals |
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