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William Douglas Winfield
President at
ORESTONE MINING CORP.
Net worth: 372 620 $ as of 30/08/2026
Profile
Mr. William Douglas B. Winfield is a President & Director at Orestone Mining Corp.
and an Independent Director at Alcon Silver Corp.
He is on the Board of Directors at Platauro Metals Corp., Orestone Mining Corp., Alcon Silver Corp., Winfield Consulting LLC and Trade Winds Ventures, Inc. Mr. Winfield was previously employed as an Independent Director by Inomin Mines, Inc., a President, Chief Executive Officer & Director by Defiance Silver Corp., a President, Chief Executive Officer & Director by Iron South Mining Corp., a Vice President-Exploration by Eldorado Gold Corp., and a Vice President-Exploration by Greenstone Resources Ltd. (Canada).
He also served on the board at Visionary Gold Corp and Longacre Resources, Inc. He received his graduate degree from the University of Western Ontario.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 19/07/2026 | 1,503,125 ( 1.96% ) | 240 500 $ | 30/08/2026 | |
| 31/03/2026 | 1,971,944 ( 1.84% ) | 132 120 $ | 30/08/2026 |
William Douglas Winfield active positions
| Companies | Position | Start |
|---|---|---|
| ORESTONE MINING CORP. | President | 28/10/2019 |
| PLATAURO METALS CORP. | Director/Board Member | 19/07/2026 |
Trade Winds Ventures, Inc.
 Trade Winds Ventures, Inc. Precious MetalsNon-Energy Minerals Explores for precious metals and minerals | Director/Board Member | 27/02/2006 |
Winfield Consulting LLC | Director/Board Member | 30/04/2011 |
Alcon Silver Corp.
 Alcon Silver Corp. Precious MetalsNon-Energy Minerals Engages in silver exploration services | Director/Board Member | 04/07/2016 |
Former positions of William Douglas Winfield
| Companies | Position | End |
|---|---|---|
| INOMIN MINES INC. | Director/Board Member | 04/06/2019 |
| DEFIANCE SILVER CORP. | Chief Executive Officer | 25/07/2017 |
| ARGENTINA LITHIUM & ENERGY CORP. | President | 15/07/2010 |
| VISIONARY METALS CORP. | Director/Board Member | - |
| ░░░░░░░░ ░░░░ ░░░░░░░░░░░ | ░░░░░░░░░ ░░░░░░░░░░░░░░░░░ | - |
Training of William Douglas Winfield
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
45
1st degree connections
13
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 13 |
|---|---|
Greenstone Resources Ltd. (Canada)
 Greenstone Resources Ltd. (Canada) Precious MetalsNon-Energy Minerals Precious metals mining concern | Non-Energy Minerals |
Eldorado Gold Corp.
 Eldorado Gold Corp. Precious MetalsNon-Energy Minerals Engages in mining, development and exploration of gold & silver minerals | Non-Energy Minerals |
Visionary Metals Corp.
 Visionary Metals Corp. Precious MetalsNon-Energy Minerals Engages in acquisition and exploration of gold, nickel and copper | Non-Energy Minerals |
Trade Winds Ventures, Inc.
Trade Winds Ventures, Inc. Precious MetalsNon-Energy Minerals Explores for precious metals and minerals | Non-Energy Minerals |
Argentina Lithium & Energy Corp.
 Argentina Lithium & Energy Corp. Chemicals: AgriculturalProcess Industries Engages in acquiring, exploring and evaluating natural resource properties | Process Industries |
Mexican Gold Mining Corp.
 Mexican Gold Mining Corp. Precious MetalsNon-Energy Minerals Explores and develops mineral properties | Non-Energy Minerals |
Orestone Mining Corp.
 Orestone Mining Corp. Precious MetalsNon-Energy Minerals Engages in exploration of gold and copper mines | Non-Energy Minerals |
Defiance Silver Corp.
 Defiance Silver Corp. Precious MetalsNon-Energy Minerals Engages in exploration of gold, silver and copper | Non-Energy Minerals |
Longacre Resources, Inc.
 Longacre Resources, Inc. Other Metals/MineralsNon-Energy Minerals Engages in the acquisition, exploration and development of mineral properties | Non-Energy Minerals |
Inomin Mines, Inc.
 Inomin Mines, Inc. MiscellaneousMiscellaneous Mines for gold, copper, and other minerals | Miscellaneous |
University of Western Ontario
 University of Western Ontario Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Winfield Consulting LLC | |
Alcon Silver Corp.
Alcon Silver Corp. Precious MetalsNon-Energy Minerals Engages in silver exploration services | Non-Energy Minerals |
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