| Acronym | Definition |
|---|
| SEPI➣Sociedad Estatal de Participaciones Industriales (Spain) |
| SEPI➣Society for the Exploration of Psychotherapy Integration |
| SEPI➣Secretary of State for the Promotion of Equality (East Timor) |
| SEPI➣Southeastern Paranormal Investigations (Ocala, FL) |
| SEPI➣Suncor Energy Products, Inc. (Toronto, Ontario, Canada) |
| SEPI➣Society of Energy Professionals International |