![Stefan Spears](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>)
Stefan Spears
Director/Board Member at
INVENTUS MINING CORP.
Net worth: 570 406 $ as of 2026-05-30
Profile
Stefan M.
Spears was the founder of Coreprint Patterns, Inc., founded in 2012, where the title held was President from 2012 to 2015.
Current jobs include Independent Director at Sabre Gold Mines Corp.
since 2021, Director at Inventus Mining Corp.
since 2016, and Vice President-Corporate Development at McEwen, Inc. since 2015.
Former jobs include Independent Director at Golden Predator Mining Corp., Vice President-Projects at US Gold Corp.
from 2008 to 2012, Vice President-Strategic Development at Lexam Explorations, Inc. from 2005 to 2011, and VP-Corporate Development & US Projects at McEwen, Inc. from 2008 to 2012.
Education includes an undergraduate degree from Queen's University conferred in 2005.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-05-07 | 2,247,009 ( 1.02% ) | 469 625 $ | 2026-05-30 | |
MCEWEN INC. 0.01% | 2026-06-27 | 4,604 ( 0.01% ) | 100 782 $ | 2026-05-30 |
Stefan Spears active positions
| Companies | Position | Start |
|---|---|---|
| INVENTUS MINING CORP. | Director/Board Member | - |
| MCEWEN INC. | Corporate Officer/Principal | 2015-02-28 |
| SABRE GOLD MINES CORP. | Director/Board Member | 2021-09-07 |
Former positions of Stefan Spears
| Companies | Position | End |
|---|---|---|
Coreprint Patterns, Inc.
 Coreprint Patterns, Inc. Miscellaneous ManufacturingProducer Manufacturing Coreprint Patterns, Inc. is a manufacturer specializing in high-precision injection mold making and plastic injection molding services, serving industries such as medical, aerospace, defense, and consumer products. The private company is based in Hamilton, Canada. The Canadian company offers custom mold design, CNC precision machining, prototyping, production tooling, and assembly, and operates a cleanroom facility to meet quality and regulatory standards, including FDA and Health Canada compliance. Coreprint provides solutions for critical medical components and complex aerospace parts, with tooling capabilities covering a wide range of mold types and materials. The company was founded by Stefan M. Spears. | Founder | 2015-11-30 |
| MCEWEN INC. | Corporate Officer/Principal | 2012-05-16 |
US Gold Corp. /Old/
 US Gold Corp. /Old/ Precious MetalsNon-Energy Minerals Explores and mines for gold | Corporate Officer/Principal | 2012-01-26 |
Lexam Explorations, Inc.
 Lexam Explorations, Inc. Oil & Gas ProductionEnergy Minerals Explores for oil and natural gas | Corporate Officer/Principal | 2011-01-04 |
| ARIZONA GOLD CORP. | Director/Board Member | - |
Training of Stefan Spears
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
59
1st degree connections
8
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 8 |
|---|---|
US Gold Corp. /Old/
US Gold Corp. /Old/ Precious MetalsNon-Energy Minerals Explores and mines for gold | Non-Energy Minerals |
Sabre Gold Mines Corp.
 Sabre Gold Mines Corp. Precious MetalsNon-Energy Minerals Operates as a gold mining and exploration company | Non-Energy Minerals |
Lexam Explorations, Inc.
Lexam Explorations, Inc. Oil & Gas ProductionEnergy Minerals Explores for oil and natural gas | Energy Minerals |
Inventus Mining Corp.
 Inventus Mining Corp. Precious MetalsNon-Energy Minerals Operates as a mineral exploration company | Non-Energy Minerals |
Queen's University
 Queen's University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
McEwen Mining, Inc.
 McEwen Mining, Inc. Precious MetalsNon-Energy Minerals Engages in the exploration, development and production of gold & silver | Non-Energy Minerals |
Golden Predator Mining Corp.
 Golden Predator Mining Corp. Precious MetalsNon-Energy Minerals Engages in gold mining | Non-Energy Minerals |
Coreprint Patterns, Inc.
Coreprint Patterns, Inc. Miscellaneous ManufacturingProducer Manufacturing Coreprint Patterns, Inc. is a manufacturer specializing in high-precision injection mold making and plastic injection molding services, serving industries such as medical, aerospace, defense, and consumer products. The private company is based in Hamilton, Canada. The Canadian company offers custom mold design, CNC precision machining, prototyping, production tooling, and assembly, and operates a cleanroom facility to meet quality and regulatory standards, including FDA and Health Canada compliance. Coreprint provides solutions for critical medical components and complex aerospace parts, with tooling capabilities covering a wide range of mold types and materials. The company was founded by Stefan M. Spears. | Producer Manufacturing |
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