| 2012 | LABEL PLAST S.A. |
| 2012 | Laberit S.A |
| 2012 | LABN ARGENTINA |
| 2012 | LABORATORIO ALCON |
| 2012 | LABORATORIO ARGENPARK |
| 2012 | LABORATORIO BAGO |
| 2012 | LABORATORIO BAIRES |
| 2012 | LABORATORIO BALIARDA |
| 2012 | LABORATORIO BAXTER |
| 2012 | LABORATORIO BIOMEDICO DR. RAPELA |
| 2012 | LABORATORIO BOEHRINGER INGELHEIM |
| 2012 | LABORATORIO BRISTOL MYERS SQUIBB ARGENTINA S.R.L. |
| 2012 | LABORATORIO CUENCA S.A. |
| 2012 | LABORATORIO DUPOMAR - FERRING |
| 2012 | LABORATORIO ELEA |
| 2012 | LABORATORIO ELI LILLY INTERAMERICANA INC. |
| 2012 | LABORATORIO FABRA |
| 2012 | LABORATORIO FILAXIS |
| 2012 | LABORATORIO GRAMON |
| 2012 | LABORATORIO IBC (INSTITUTO BIOLOGICO CONTEMPORANEO) |
| 2012 | LABORATORIO ICN ARG. |
| 2012 | LABORATORIO INTERNACIONAL ARGENTINO S.A. |
| 2012 | LABORATORIO MANTEL S.A. - MANLAB |
| 2012 | LABORATORIO MICROVET S.R.L. |
| 2012 | LABORATORIO NOVARTIS ARG. |
| 2012 | LABORATORIO PABLO CASSARA |
| 2012 | LABORATORIO TEMIS LOSTALO |
| 2012 | LABORATORIOS AGROINSUMOS |
| 2012 | LABORATORIOS ALLERGAN PRODUCTOS FARMACEUTICOS S.A. |
| 2012 | LABORATORIOS BERNABO S.A. |