| ID | Name | Type |
|---|---|---|
| #13647 | Spectrum User Club Wuppertal | Z |
| #17778 | Spectrum and Atari ST Software Library | S |
| #19482 | SpectrumNez | - |
| #13648 | SpectrumSysWare | Z |
| #13649 | Speculator Software | Z |
| #13650 | Speed Code | ? |
| #17779 | Speedi-Soft | S |
| #13651 | Speedwell Software | Z |
| #13652 | Speedy Print | ? |
| #17780 | Speedysoft | S |
| #13653 | Spelling | ? |
| #13654 | Spencer Bateson | ? |
| #13655 | Spencer Software | Z |
| #13656 | Spermasoft Masturbatories | Z |
| #20846 | Spersoft | P |
| #13657 | Sphere Books Ltd | Z |
| #13658 | Sphere Software | Z |
| #13659 | Spheresoft | Z |
| #13660 | Spi-Soft | Z |
| #13661 | Spider Games | Z |