Shawn Matthews
Board Member
Terrestrial Energy Inc. /DE/ (IMSR)Personal wealth note: Equibles reports source-backed professional activity and disclosed compensation; it does not estimate personal net worth.
About Shawn Matthews
Shawn Matthews is recorded as Board Member at Terrestrial Energy Inc. /DE/ (IMSR). Terrestrial Energy Inc. /DE/ reported in an 8-K filed July 31, 2026 that Shawn Matthews resigned as Board of Directors, effective July 27, 2026. Terrestrial Energy Inc. /DE/ reported in an 8-K filed November 3, 2025 that Shawn Matthews was appointed director, effective October 20, 2025.
“On July 27, 2026, Shawn Matthews informed Terrestrial Energy Inc. (the “Company”) that he was resigning from the Company’s Board of Directors (the “Board”), effective July 27, 2026.”
“On October 20, 2025, Simon Irish, David LeBlanc, Frederick Buckman, Hugh MacDiarmid, David Hill, William Johnson, Charles Pardee, Shawn Matthews and Robert W. Jones were elected to serve as initial directors of Board, and divided into three (3) classes, with each class serving staggered three-year terms and until any such director's successor is duly elected and qualified, subject to such director's earlier death, disqualification, resignation, or removal.”
Summary generated from SEC filings and earnings-call records held by Equibles.
Affiliation history
Recorded current and former roles; source labels appear when available.
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Current
2025-10-20–present
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Start not stated–2026-07-27
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Start not stated–2026-07-27
Company network
Recorded roles and call appearances connecting this person to public companies.
Leadership on record at Terrestrial Energy Inc. /DE/
Other people whose current roles at this company are on record from its filings.
- Simon Irish CEO, Board Member
- Brian Thrasher CFO
- William Smith COO
- David LeBlanc CTO, Board Member
- Steven Millsap General Counsel
- Charles Pardee Board Member
- David Hill Board Member
- Frederick Buckman Board Member
- Hugh MacDiarmid Board Member
- Kathryn McCarthy Board Member
Recent activity
Earnings-call and investor-event appearances, plus filed executive appointments or departures, newest first.