| 2012 | HID S.A. |
| 2012 | HIDRINOX |
| 2012 | HIDROLIMP |
| 2012 | HIGH DOOR (TALLO VERDE) |
| 2012 | HIGIENE Y SALUD ALIMENTARIA |
| 2012 | HIPERAUDIO Y TV |
| 2012 | HIPODROMO DE PALERMO |
| 2012 | HIPODROMO DE SAN ISIDRO |
| 2012 | HITACHI |
| 2012 | Hitec S.R.L. |
| 2012 | HLB PHARMA GROUP S.A |
| 2012 | HOGAR LOS PINOS |
| 2012 | HOGAR SAGRADO CORAZON |
| 2012 | HOLCIM |
| 2012 | HOLDMAYD |
| 2012 | HOME SOLUTIONS |
| 2012 | HONDA MOTOR DE ARGENTINA S.A. |
| 2012 | HONORABLE SENADO DE LA NACION |
| 2012 | HOSPITAL ANA GOITIA |
| 2012 | HOSPITAL BRITANICO |
| 2012 | HOSPITAL CHURRUCA |
| 2012 | HOSPITAL ESPANOL - SERVICIO DE TRAUMATOLOGIA |
| 2012 | HOSPITAL FIORITO |
| 2012 | HOSPITAL GARRAHAN |
| 2012 | HOSPITAL ITALIANO |
| 2012 | HOSPITAL MILITAR CENTRAL CIRUJANO MAYOR DR. COSME ARGERICH |
| 2012 | HOSPITAL MOYANO |
| 2012 | HOSPITAL PRIVADO NSTRA SRA DE LA MERCED |
| 2012 | HOSPITAL UDAONDO |
| 2012 | HOSPITAL ZUBIZARRETA |