| Ernst Deutsch | Ernst Deutsch | 1933 | 2 | |
| Extinction Rebellion | Extinction Rebellion | 2024 | 1 | |
| Ensemble Theatre Company of Santa Barbara | Ensemble Theatre Company of Santa Barbara | 2001 – 2011 | 2 | |
| Ellinikos Dramatikos Thiasos Athinon Theodoros Pofantis | Ellinikos Dramatikos Thiasos Athinon Theodoros Pofantis | 1897 | 1 | |
| Elkins Productions | Elkins Productions | 1973 | 1 | 1 |
| e-performance.tv | e-performance.tv | 2015 | 1 | 1 |
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