John McEwen

John McEwen

Director/Board Member at TANTALUS SYSTEMS HOLDING INC.

Net worth: 135 894 $ as of 2026-06-29

Finance
Technology Services
Electronic Technology

Profile

John McEwen is the founder of Discovery Capital Corp.
(1986) as Co-Chief Executive Officer and Discovery Capital Ventures (1986) as Chief Executive Officer.
Current jobs include Director at British Columbia Discovery Fund (VCC), Inc., Director at Tantalus Systems Corp.
(since 2018), Director at Tantalus Systems Shareholders, Inc., and Independent Director at Tantalus Systems Holding, Inc. (since 2021).
Former jobs include Chief Executive Officer at Discovery Capital Management Corp., Chairman at Cryopak Industries, Inc., Director at CardioComm Solutions, Inc., Director at In Motion Technology, Inc., Director at Lat49 Media, Inc., Director at Gatekeeper Systems, Inc. (Canada), Director at DataWrap, Inc., Director & Principal at 1111030 B.C.
Ltd., and Principal at IBM Canada Ltd. Education includes an undergraduate degree from the University of British Columbia.

Known holdings in public companies

CompanyDateNumber of sharesValuationValuation date
2026-03-19 35,389 ( 0.06% ) 135 894 $ 2026-06-29

John McEwen active positions

CompaniesPositionStart
TANTALUS SYSTEMS HOLDING INC. Director/Board Member 2021-01-28
Chief Executive Officer 1985-12-31
Director/Board Member 2018-11-11
Director/Board Member -

Former positions of John McEwen

CompaniesPositionEnd
Chief Executive Officer 2021-12-30
Director/Board Member 2021-01-28
Director/Board Member 2013-06-03
Director/Board Member 2011-11-10
CARDIOCOMM SOLUTIONS, INC. Director/Board Member 2008-12-07
See the detail of John McEwen's experience

Training of John McEwen

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16

1st degree companies

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Private companies16

Process Industries

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Finance

Electronic Technology

Technology Services

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Electronic Technology

Technology Services

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