Simon Koster
Board Member
Grayscale Horizen Trust (ZEN) (HZEN)Equibles does not estimate personal net worth.
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Simon Koster is recorded as Board Member at Grayscale Horizen Trust (ZEN) (HZEN) since October 13, 2025. Grayscale Horizen Trust (ZEN) reported in an 8-K filed October 14, 2025 that Simon Koster was appointed Director of the Board of Directors of GSO Intermediate Holdings Corporation, effective October 13, 2025. Other leadership on record at Grayscale Horizen Trust (ZEN) includes Peter Mintzberg (CEO and Board Member), Barry Silbert (Chairman and Board Member), Daniel Plourde (CFO) and 2 others.
“GSOIH has approved the appointment of Simon Koster as a Director of the Board.”
Affiliation history
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Current
2025-10-13–present
Company network
Leadership on record at Grayscale Horizen Trust (ZEN)
- Peter Mintzberg CEO, Board Member
- Barry Silbert Chairman, Board Member
- Daniel Plourde CFO
- Kathryn Masci CFO, Chief Accounting Officer, Board Member
- Diana Zhang COO