SEK
| Acronym | Definition |
|---|---|
| SEK | Swedish Krona (Currency of Sweden) |
| SEK | Software Evaluation Kit |
| SEK | Spezialeinsatzkommando (German police special force) |
| SEK | Schweizerischen Evangelischen Kirchenbundes (German: Swiss Protestant Church Federation; Bern, Switzerland) |
| SEK | Software Evaluation Kit (IBM) |
| SEK | Svensk Exportkredit AB (Stockholm, Sweden) |
| SEK | Synomospondia Ergaton Kyprou (Confederation of Cypriot Workers, Cyprus) |
| SEK | Software Enable Key |
| SEK | Smith Elliott Kearns and Company, LLC (various locations) |