Jean-Guillaume Marquaire

About

Former industry operator turned impact-driven venture investor, with over 13 years of experience in various business development and corporate finance functions across several international markets.

Experience

• Investment Director at Wilstar Innovate
  Jun 2025 - Present · 1 yr 2 mos

• Board Member at EQON
  Apr 2026 - Present · 4 mos

• Board Observer at Ava Ocean
  Jan 2026 - Present · 7 mos

• Board Member at Alotta
  Aug 2025 - Present · 1 yr

• Casi (2 yrs 9 mos)
  • Chairman
    Aug 2024 - May 2026 · 1 yr 10 mos

  • Board Member
    Sep 2023 - Aug 2024 · 1 yr