![David Thomas](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>)
David Thomas
Chairman at
Helios Resources Ltd.
Net worth: 4 M $ as of 30/07/2026
Profile
David Grenville Thomas was the founder of Aber Diamond Corp., founded in 1980, where the title held was Chairman & President from 1981 to 2006.
Mr. Thomas was the founder of Dominion Diamond Mines ULC, founded in 1994, where the title held was Chairman & President.
Mr. Thomas is also the founder of Aber Resources Ltd.,Highwood Resources Ltd...
Mr. Thomas is currently Chairman at Helios Resources Ltd. Mr. Thomas is currently Director at Anglo Celtic Exploration Ltd. Mr. Thomas was Chairman at Winshear Metals Corp.
from 2004 to 2019.
Mr. Thomas was Chairman & President at Navigator Exploration Corp.
from 2003 to 2004.
Mr. Thomas was Chairman at Westhaven Gold Corp.
from 2018 to 2024.
Mr. Thomas was Chairman at North Arrow Minerals, Inc. from 2013 to 2024.
Mr. Thomas was Chairman at Cornish Metals, Inc. from 2004 to 2020.
Mr. Thomas was Director at Stornoway Ventures Ltd. from 2002 to 2003.
Mr. Thomas was Director at Strongbow Resources, Inc. Mr. Thomas was Director at Platinova A. Mr. Thomas was Lead Independent Director at Dalradian Resources, Inc. in 2016.
Mr. Thomas completed graduate studies at the University of New Brunswick.
Mr. Thomas completed undergraduate studies at the University of Cardiff in 1964.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
WESTHAVEN GOLD CORP 6.16% | 21/04/2026 | 16,032,500 ( 6.16% ) | 4 M $ | 30/07/2026 |
David Thomas active positions
| Companies | Position | Start |
|---|---|---|
Anglo Celtic Exploration Ltd.
 Anglo Celtic Exploration Ltd. Other Metals/MineralsNon-Energy Minerals Operates a mining field | Director/Board Member | - |
Helios Resources Ltd.
 Helios Resources Ltd. Miscellaneous Commercial ServicesCommercial Services Provides energy and resource management and environmental consulting services | Chairman | - |
Former positions of David Thomas
| Companies | Position | End |
|---|---|---|
| WESTHAVEN GOLD CORP. | Chief Executive Officer | 23/05/2018 |
| WINSHEAR METALS CORP. | Chairman | 27/10/2019 |
| DALRADIAN RESOURCES INC | Director/Board Member | 28/06/2016 |
Aber Diamond Corp.
 Aber Diamond Corp. CoalEnergy Minerals Explores for and mines for diamonds and other precious metals | Founder | 31/12/2005 |
Navigator Exploration Corp.
 Navigator Exploration Corp. Precious MetalsNon-Energy Minerals Explores for and mines for gold | Chairman | 31/03/2004 |
Training of David Thomas
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
45
1st degree connections
17
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 17 |
|---|---|
Aber Diamond Corp.
Aber Diamond Corp. CoalEnergy Minerals Explores for and mines for diamonds and other precious metals | Energy Minerals |
Aber Resources Ltd. | |
Stornoway Ventures Ltd.
 Stornoway Ventures Ltd. Other Metals/MineralsNon-Energy Minerals Explores and mines for diamonds | Non-Energy Minerals |
Strongbow Resources, Inc. /Old/
 Strongbow Resources, Inc. /Old/ Precious MetalsNon-Energy Minerals Explores for and mines for gold | Non-Energy Minerals |
Winshear Gold Corp.
 Winshear Gold Corp. Precious MetalsNon-Energy Minerals Operates as a junior gold exploration company | Non-Energy Minerals |
Navigator Exploration Corp.
Navigator Exploration Corp. Precious MetalsNon-Energy Minerals Explores for and mines for gold | Non-Energy Minerals |
Platinova A/S
 Platinova A/S Precious MetalsNon-Energy Minerals Provides resource development services | Non-Energy Minerals |
North Arrow Minerals, Inc.
 North Arrow Minerals, Inc. Other Metals/MineralsNon-Energy Minerals Acquires and explores mineral properties | Non-Energy Minerals |
Dominion Diamond Mines ULC
 Dominion Diamond Mines ULC Other Metals/MineralsNon-Energy Minerals Operates surface and underground diamond mine | Non-Energy Minerals |
Dalradian Resources, Inc.
 Dalradian Resources, Inc. Precious MetalsNon-Energy Minerals Engages in exploration of gold, silver and copper mines | Non-Energy Minerals |
Westhaven Gold Corp.
 Westhaven Gold Corp. Precious MetalsNon-Energy Minerals Engages in the acquisition and exploration of prospective resource properties | Non-Energy Minerals |
Highwood Resources Ltd.
 Highwood Resources Ltd. Other Metals/MineralsNon-Energy Minerals Mines and supplies industrial mineral products to paint and chemical industries | Non-Energy Minerals |
Cornish Metals, Inc.
 Cornish Metals, Inc. Other Metals/MineralsNon-Energy Minerals Explores and mines mineral deposits | Non-Energy Minerals |
University of New Brunswick
 University of New Brunswick Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
University of Cardiff
 University of Cardiff Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Anglo Celtic Exploration Ltd.
Anglo Celtic Exploration Ltd. Other Metals/MineralsNon-Energy Minerals Operates a mining field | Non-Energy Minerals |
Helios Resources Ltd.
Helios Resources Ltd. Miscellaneous Commercial ServicesCommercial Services Provides energy and resource management and environmental consulting services | Commercial Services |
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