- Felipe Agoncillo - Head of Mission
- Sixto López - Secretary and Treasurer
- José María Panganiban - Political Adviser
- Antonio María Regidor - Propagandist and Press Liaison
- Mariano Ponce - Special Envoy to Mexico and France
Nobyembre 27, 1899 nang umabot sa Washington DC ang misyong na ito para isagawa ang kanilang trabaho hanggang 1902.