| 2011 | OSBA |
| 2011 | OSDEPYM |
| 2011 | OSECAC |
| 2011 | OSIAD SALUD |
| 2011 | OSIM |
| 2011 | OSPACA OBRA SOCIAL |
| 2011 | OSPIDA |
| 2011 | OSPRERA |
| 2011 | OSTEL - OBRA SOCIAL DEL PERSONAL TELEFONICO |
| 2011 | OSTER S.A. |
| 2011 | OUTSOURCE SRL |
| 2011 | OXFORD HIGH SCHOOL |
| 2011 | PA-BON S.A. |
| 2011 | PAGINA 12 |
| 2011 | PAGO FACIL |
| 2011 | PALERMO FILMS |
| 2011 | PAMI |
| 2011 | PAMI - CENTRO DE COMPUTOS |
| 2011 | PAMI - RECURSOS FISICOS |
| 2011 | PAMI 3 |
| 2011 | PAMI PERU |
| 2011 | PAMI Rivadavia |
| 2011 | PAMPA ENERGIA |
| 2011 | PAMPA ENERGIA - DOCK SUD |
| 2011 | PAN AMERICAN ENERGY |
| 2011 | PANADERIA ANTIGUO RECORD |
| 2011 | PANADERIA CAACUPE |
| 2011 | PANADERIA LA ESTANCIA |
| 2011 | PANADERIA LA ESTRELLA DEL NORTE |
| 2011 | PANADERIA LAS PALMERAS |