| Sisweb Peru | Lima |
| SmartBrands Marketing and Sales, Inc. | |
| 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 |
| Staff Creativa | |
| 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 |
| SycData | Lima |
| Syctel | Lima |
| Sygnus Consulting | Lima |
| T-Capacita, S.A.C. | Lima |
| Tarpeco Network | Lima |
| TCI S.A. | Lima |
| TeamSoft | Lima |
| TeamSoft S.A.C. | Lima |
| Technology for Business, S.A.C. | Lima |
| Tecnika Soluciones | Lima |
| Tecnología 21, S.R.L. | Lima |
| TECSUP | |
| Tekton Labs | Lima |
| Telefónica del Perú | Lima |
| Tentu.com | Lima |
| Tera Capital | |
| Tips de Tecnología | Lima |
| Topstrategic S.A.C. | Lima |
| Tranfar Supplies Computer | Lima |
| Tranzfer.me | Lima |
| Traxxo | Lima |
| Traza | Lima |
| UC-Web.com, S.A.C. | Lima |
| UNIFLEX del Perú S.A. | Lima |
| Universida De Huánuco | |
| Universidad Andina del Cusco | |