Sean Judge
General Partner at Castle Island
Details
Sean Judge is a General Partner at Castle Island Ventures, focusing on early-stage investments in financial market infrastructure powered by public blockchains and consumer fintech. He currently serves as a board member at Felix, Eaglebrook, Cyclops, XFX, and Valinor Digital. Previously, he was a board member at Beam (acquired by Modern Treasury), and served as Principal at Highland Capital Partners, investor at Pomona Capital, and investment banker at Bank of America Merrill Lynch. He graduated from Vanderbilt University.
Work Experience
General Partner
Jul 2021 ~ Now
Board Observer
Feb 2022 ~ Now
Board Member
Jan 2024 ~ Now
Board Member
Oct 2025 ~ Now
Board Member
Dec 2025 ~ Now
Board Member
Oct 2025 ~ Now
Board Observer
Sep 2022 ~ Now
Principal
2016 ~ 2021
Investor
2021 ~ 2021
Board Member
2018 ~ Sep 2021
Board Member
Oct 2021 ~ Jan 2026