Charles Alexander Frentz

Current Employers

Employment History

• 08/2013 → 03/2022
  Tree Line Advisors
  Hong Kong
• 03/2022 → 06/2026
  Frentz O'DOnnell Investments Limited
  New York, NY
• 06/2026 → Present
  Douglass Winthrop Advisors
  New York, NY

Other Businesses

CAIPHI, Inc.; Not investment related; Pasadena, California; Healthcare compliance systems; Advisor; Start March 2021; 0.5 hours per month; 0 hours during securities trading; Provide strategic advice pertaining to business strategy. Oleev, Inc.; Not investment related; Boston, Massachusetts; Seed stage AI startup; Advisor; Start May 2026; 0.5 hours per month; 0 hours during securities trading; Provide strategic advice pertaining to business strategy. Frentz O’Donnell Asia Fund, Ltd.; Investment related; Grand Cayman, Cayman Islands; Investment management; Director; Start January 2023; 2 hours per month; 0 hours during securities trading. Frentz O’Donnell Asia Master Fund, Ltd.; Investment related; Grand Cayman, Cayman Islands; Investment management; Member of Governance Committee; Start January 2023; 2 hours per month; 0 hours during securities trading. Frentz O’Donnell Investments Limited, L.P.; Investment related; New York, New York; Investment management; Limited Partner; Start April 2022; 0 hours per month; 0 hours during securities trading. Frentz O’Donnell Investments Limited GP, LLC; Investment related; New York, New York; Investment management; Member; Start April 2022; 0 hours per month; 0 hours during securities trading. Frentz O’Donnell Asia GP, LLC; Investment related; New York, New York; Investment management; Member; Start April 2022; 0 hours per month; 0 hours during securities trading.

Designations