| PHS Media | Lima |
| Polysistemas | Lima |
| Pontificia Universidad Católica del Perú | |
| Prisma | |
| Prodig | Lima |
| Profile Consulting Group | Lima |
| PubliPeru | Lima |
| Punto PE | Lima |
| Q System | Lima |
| Quipu Solutions E.I.R.L. | Lima |
| Ravello & Asociados | Lima |
| Real Systems | Lima |
| Real Systems S.A. | Lima |
| Red Cientifica Peruana | Lima |
| Rextie, S.A.C. | Lima |
| Royal Systems | Lima |
| S y S Solutions | Lima |
| Salkantay Ventures | Lima |
| Sapia | Lima |
| Scotiabank Perú | |
| Seek | |
| SEMCO S.A. | Lima |
| SEOPERÚ | Lima |
| Servicio Nacional de Adiestramiento en Trabajo Industrial | |
| Servidor Peru | Lima |
| SGICorp | Lima |
| Sistema 10 S.A.C. | Lima |
| Sistematic | Lima |
| Sisweb Peru | Lima |
| Sociedad Peruana de Computación | Lima |
| Softbrillance | Lima |
| Softour | Lima |
| Software Business S.A.C. | Lima |
| Software Enterprise Services, S.A.C. | Lima |
| Soinfo Perú | Lima |
| Solera Mobile | Lima |
| Solmit, S.A.C. | Lima |
| Soluciones Web Perú | Lima |
| SoluPymes | Lima |
| Solution Perú | Lima |
| Somos Libres | Lima |
| Soporte Linux | Lima |
| Soroban, S.A. | Lima |
| Star Global Com | Lima |
| StarSoft Enterprise Solutions S.A. | Lima |
| Starter | Lima |
| Startup Engine | Lima |
| Startup Perú | Lima |
| StartupRanking S.A.C. | Lima |
| Stoode Diseño Multimedia | Lima |