| 2019 | Hitec S.R.L. |
| 2019 | HONDA MOTOR DE ARGENTINA S.A. |
| 2019 | HONORABLE SENADO DE LA NACION |
| 2019 | HONORABLE TRIBUNAL DE CUENTAS DE LA PROV. DE BS .AS. - DELEGACION |
| 2019 | HOSPITAL BRITANICO |
| 2019 | HOSPITAL DE ODONTOLOGIA DR. JOSE DUENAS |
| 2019 | HOSPITAL GARRAHAN |
| 2019 | HOSPITAL ITALIANO |
| 2019 | HOSPITAL MOYANO |
| 2019 | HOSPITAL NACIONAL DR. BALDOMERO SOMMER |
| 2019 | HOSPITAL NAVAL |
| 2019 | HOSPITAL OFTALMOLOGICO PEDRO LAGLEYZE |
| 2019 | HOSPITAL PETRONA V. DE CORDERO |
| 2019 | HOSPITAL SAN JUAN DE DIOS |
| 2019 | HOSPITAL TORNU |
| 2019 | HOSPITAL UDAONDO - KIOSCO |
| 2019 | HOSPITAL ZONAL GENERAL DE AGUDOS - SIMPLEMENTE EVITA |
| 2019 | HOTEL ALVEAR |
| 2019 | HOTEL DE LAS PROVINCIAS |
| 2019 | HOTEL HILTON |
| 2019 | HOTEL NH LATINO |
| 2019 | HOTEL PESTANA BUENOS AIRES |
| 2019 | HOTEL SAVOY - FAGRAL S.A. |
| 2019 | HOTEL SHERATON BUENOS AIRES |
| 2019 | HOTELERA LANCASTER S.A. |
| 2019 | HUENEI CONSULTORA INFORMATICA S.R.L. |
| 2019 | HUGO A. RUGGERI S.A. |
| 2019 | HUINOIL S.A. |
| 2019 | HUMBERTO TISERA |
| 2019 | Hytech |