| Panda Antivirus Argentina | Buenos Aires |
| Pandora Design | Buenos Aires |
| Papyros Digitales | Buenos Aires |
| Paradigma | Buenos Aires |
| Patagonia Ventures Ltd | Buenos Aires |
| Patagonian | |
| PathLink | Buenos Aires |
| PC Arts Argentina | Buenos Aires |
| PC Corp S.A. | Buenos Aires |
| PC Hard | Buenos Aires |
| PC One S.R.L. | Buenos Aires |
| PC Technical | Buenos Aires |
| PC Urgencias | Buenos Aires |
| PC3 | Buenos Aires |
| PcDiscount | Buenos Aires |
| Pectra BPM Savia | Buenos Aires |
| Pensamiento | Buenos Aires |
| Penta Tecnología Latinoamérica S.A.S. | Buenos Aires |
| Pentamedia | Córdoba |
| Peperina | |
| Pergamino PC | Buenos Aires |
| Perino & Boente Consultores | Buenos Aires |
| Perl Mongers de Capital Federal | Buenos Aires |
| Perseo | Córdoba |
| Personal Argentina | Buenos Aires |
| Perspectiva IT S.A. | Buenos Aires |
| Peter Nowell Design | Buenos Aires |
| Phonemark S.R.L. | Buenos Aires |
| PHWEB | Buenos Aires |
| Physis Informática, S.R.L. | Buenos Aires |
| Pi Consulting | Córdoba |
| Picaso Software | Buenos Aires |
| Pigmalion Software | |
| Pilgrim | |
| PISOL | |
| Planex Technologies | Buenos Aires |
| Plasmacom | Buenos Aires |
| Plika | |
| Plum | Córdoba |
| Plus Tel S.R.L. | Buenos Aires |
| Pointer Localización y Asistencia S.A. | Buenos Aires |
| Polo Tecnológico Rosario | Santa Fe |
| Polytech S.A. | Buenos Aires |
| Polytema Systems | Buenos Aires |
| Pomelo Fintech Services, S.A.S. | Buenos Aires |
| Pontificia Universidad Católica Argentina | Buenos Aires |
| Portinos Digital Agency | |
| Posicionamiento Web SEO | Buenos Aires |
| Possumus | |
| Postcron | |