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William Douglas Winfield
President at
ORESTONE MINING CORP.
Net worth: 167 615 $ as of 2026-05-30
Profile
William Douglas Bruce Winfield is currently Director at Trade Winds Ventures, Inc. since 2006, President & Director at Orestone Mining Corp.
since 2019, Director at Winfield Consulting LLC since 2011, and Independent Director at Alcon Silver Corp.
since 2016.
Former positions include President, Chief Executive Officer & Director at Argentina Lithium & Energy Corp.
in 2010; President, Chief Executive Officer & Director at Defiance Silver Corp.
from 2015 to 2017; Director at Visionary Metals Corp.
from 2004 to 2008; Director at Longacre Resources, Inc.; Independent Director at Inomin Mines, Inc. from 2017 to 2019; Vice President-Exploration at Greenstone Resources Ltd. (Canada); and Vice President-Exploration at Eldorado Gold Corp.
Education includes graduate studies at the University of Western Ontario.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-03-31 | 1,971,944 ( 1.85% ) | 167 615 $ | 2026-05-30 |
William Douglas Winfield active positions
| Companies | Position | Start |
|---|---|---|
| ORESTONE MINING CORP. | President | 2019-10-28 |
Trade Winds Ventures, Inc.
 Trade Winds Ventures, Inc. Precious MetalsNon-Energy Minerals Explores for precious metals and minerals | Director/Board Member | 2006-02-27 |
Winfield Consulting LLC | Director/Board Member | 2011-04-30 |
Alcon Silver Corp.
 Alcon Silver Corp. Precious MetalsNon-Energy Minerals Engages in silver exploration services | Director/Board Member | 2016-07-04 |
Former positions of William Douglas Winfield
| Companies | Position | End |
|---|---|---|
| INOMIN MINES INC. | Director/Board Member | 2019-06-04 |
| DEFIANCE SILVER CORP. | Chief Executive Officer | 2017-07-25 |
| ARGENTINA LITHIUM & ENERGY CORP. | President | 2010-07-15 |
| VISIONARY METALS CORP. | Director/Board Member | - |
| ELDORADO GOLD CORPORATION | Corporate Officer/Principal | - |
Training of William Douglas Winfield
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
32
1st degree connections
12
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 12 |
|---|---|
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 |
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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