| 2005 | AMC Networks International - Latin America |
| 2005 | AMERICA LATINA LOGISTICA |
| 2005 | AMERICA TV |
| 2005 | AMORTIGUADORES SADAR |
| 2005 | AMPACET SOUTH AMERICA S. A |
| 2005 | AMPLITONE SRL |
| 2005 | ANCAL |
| 2005 | ANDREANI |
| 2005 | ANEDRA |
| 2005 | ANMAT |
| 2005 | ANSES |
| 2005 | APHOLOS METALURGICA |
| 2005 | APOSTROFHE |
| 2005 | APSE |
| 2005 | ARAMCO SERVICE CO |
| 2005 | ARCA DISTRIBUCIONES |
| 2005 | ARCAN Engineering |
| 2005 | ARCOR |
| 2005 | ARGENCARD S.A. |
| 2005 | ARLA FOODS INGREDIENTES S.A. |
| 2005 | ARMA FERRO |
| 2005 | ARREDO |
| 2005 | ARTEAR CANAL 13 S.A. |
| 2005 | ARTESCO |
| 2005 | ARYVA S.A. - PETER-PAN |
| 2005 | ASEGURADORES DE CAUCIONES |
| 2005 | ASOCIACION ARGENTINA DE ACTORES |
| 2005 | ASOCIACION ARGENTINA DE AERONAVES |
| 2005 | ASOCIACION DE AGENCIAS DE VIAJE Y TURISMO DE BS AS |
| 2005 | ASOCIACION DE CONCESIONARIOS AUTOMOTORES - ACARA |