| ACT | COUNTRYCNT | EDITIONED | FESTIVALFES |
|---|---|---|---|
| Sailor & I | SESweden 2017 | | |
| SAINT SISTER | IEIreland 2017 | | |
| SALUT C'EST COOL | FRFrance 2017 | | |
| salute | ATAustria /GBUnited Kingdom 2017 | | |
| Sam Alone and The Gravediggers | PTPortugal 2017 | | |
| Sauropod | NONorway 2017 | | |
| Seramic | GBUnited Kingdom 2017 | | |
| SHAME | GBUnited Kingdom 2017 | | |
| Silvana Imam | LTLithuania /SESweden 2017 | | |
| Siobhan Bell | GBUnited Kingdom 2017 | | |
| Siv Jakobsen | NONorway 2017 | | |
| Skott | SESweden 2017 | | |
| Sløtface | NONorway 2017 | | |
| SMIB | NLNetherlands 2017 | | |
| Soffía Björg | ISIceland 2017 | | |
| Sonars | ITItaly /GBUnited Kingdom 2017 | | |
| Steffen Morrison | NLNetherlands 2017 | | |
| St. Grandson | BEBelgium 2017 | | |
| Stray Dogg | HRCroatia /RSSerbia 2017 | | |
| St. Tropez | NLNetherlands 2017 | | |
| Stuart Mavis | NLNetherlands 2017 | | |
| Sturla Atlas | ISIceland 2017 | | |
| Subsonic: Atomnation showcase | 2017 | ||
| Subsonic: Rhythm Converted Showcase | 2017 | ||
| Swedish Death Candy | ITItaly /GBUnited Kingdom 2017 | | |
| Switch Afterparty | 2017 |