| 2020 | SISCOM DE ARGENTINA S.A. |
| 2020 | SISTEMA TQ - Aguas de Calderas y Circuitos SA |
| 2020 | SM LAFKEN S.A |
| 2020 | SMS SAN MARTIN SUAREZ Y ASOC. |
| 2020 | Smurfit Kappa de Argentina |
| 2020 | SO ENERGY |
| 2020 | SOCIAR S.A |
| 2020 | Sociedad Argentina de Terapia Intensiva |
| 2020 | SODIMAC |
| 2020 | SOL KLING BRAVERMAN |
| 2020 | SOL Y LUNA FOTOCOPIADORA |
| 2020 | SOLIS CANO (EX AUTOPISTAS GEA 8) |
| 2020 | SOLUCIONES TRAUMATOLOGICAS SRL |
| 2020 | SOLVAY QUIMICA S.A. |
| 2020 | Someco Electronics s.a. / First Rate s.a. |
| 2020 | SOS SA |
| 2020 | South America Implants |
| 2020 | SPECIALTRUCK |
| 2020 | SPEED CUSTOMS SRL |
| 2020 | SPF Argentina SA |
| 2020 | SPIRAX SARCO |
| 2020 | STA SA |
| 2020 | STEEL PLASTIC SA |
| 2020 | Stericycle (Habitat ecologico) |
| 2020 | STONCOR SOUTH CONE S.A. |
| 2020 | STRAPLAS S.A. |
| 2020 | SUBSECRETARIA DE MEDIO AMBIENTE Y DESARROLLO SUSTENTABLE DE MERLO |
| 2020 | SUCESION BAUDINO JORGE CELESTINO |
| 2020 | SUCESION DE GORGOROSA JUAN CARLOS |
| 2020 | SUEÑO FUEGUINO S.A. |