| Neil Dullaghan |
Fund Manager (Animal Welfare) (2023-03-17–) |
Senior Research Manager (Animal Welfare) (2023-04-01–); Staff Researcher (Animal Welfare) (2018-11-01–2021-02-01); Senior Staff Researcher (2021-02-02–2023-04-01) |
| Urszula Zarosa |
Animal Welfare Fund Manager (2024-11-26–) |
Communication Specialist (2024-11-01–) |
| Kieran Greig |
Fund advisor (2025-09-29–); Fund Advisor (2025-09-29–); Fund Manager (Animal Welfare) (2021-12-15–2025-06-30) |
Chief Strategy Officer (2024-04-01–); Chief Strategy Analyst (2022-07-01–2024-04-01) |
| Peter Wildeford |
Fund advisor (–); Fund Manager (2024-12-31–); Fund Manager (2022-01-26–2023-12-14) |
Co-Founder (2024-08-01–); Co-Executive Director (2018-01-01–2024-07-01) |
| Tom Barnes |
Assistant Fund Manager (Effective Altruism Infrastructure) (2023-04-25–2024-11-26) |
Visiting Fellow (2021-06-01–2021-09-01) |