| 2020 | LOBISER |
| 2020 | LOCAL DE TELEFONICA (LOCUTORIO) |
| 2020 | LOCIA Y COMPA |
| 2020 | LOG-IN FARMA SRL |
| 2020 | LOGINTER S.A.- BASE |
| 2020 | LOMA NEGRA |
| 2020 | LONDON SUPPLY S.A. |
| 2020 | LONGVIE S.A. |
| 2020 | LOS 5 HERMANOS |
| 2020 | LOS 5 HISPANOS S.A. |
| 2020 | LOS CONCE |
| 2020 | LOTERIA DE LA CIUDAD DE BUENOS AIRES SE |
| 2020 | LQNET S.A. |
| 2020 | LSG SKY CHEFS ARGENTINA S.A. |
| 2020 | LUBRISIDER S.A. |
| 2020 | Luxcar S.A. |
| 2020 | LX ARGETINA SA |
| 2020 | M.A.S.C |
| 2020 | M51 |
| 2020 | MADERO ESTE / VIMALES S.A. |
| 2020 | MAERSK LINE ARGENTINA S.A. |
| 2020 | MAGIC STAR SA- CASINO BUENOS AIRES SA-UTE |
| 2020 | MAGNUM |
| 2020 | MANN+HUMMEL ARGENTINA SA |
| 2020 | MANPOWER |
| 2020 | Mapei Argentina S.A. |
| 2020 | MAPFRE ARGENTINA |
| 2020 | MAPFRE OPTIMA |
| 2020 | MAPRIMED S.A. |
| 2020 | MARKEN COMERCIAL S.A. |