| PLTc B.V. | Utrecht |
| Pluggers Software | South Holland |
| Plugin Company | North Holland |
| Plumery | North Holland |
| Pluriform Software | North Holland |
| PlusClouds B.V. | |
| Pluym ICT | Zeeland |
| PM Networking | North Holland |
| PM Software Development | North Brabant |
| PN.NL Progressive Networks | South Holland |
| PNGK | |
| Polarsteps | North Holland |
| Polder Knowledge | South Holland |
| Polpharma Biologics Group B.V. | |
| Polyganics B.V. | |
| Polymer Technology Netherlands | |
| Portal for Business B.V. | Overijssel |
| PortingXS | South Holland |
| PortofoonWEB | |
| PortXL | |
| Post Academisch Onderwijs Tandheelkunde Nijmegen | Gelderland |
| Powall | South Holland |
| PowerDNS Hosting | South Holland |
| PowerDNS.com B.V. | South Holland |
| Premiums Websites B.V. | |
| Present Connection | South Holland |
| Present Your Startup | North Holland |
| Press Support B.V. | South Holland |
| Previder | Overijssel |
| Pridis | Gelderland |
| Prikkie.nl | Drenthe |
| Prilenia Therapeutics B.V. | |
| Primacom B.V. | Utrecht |
| Prime Ventures | North Holland |
| Primos B.V. | North Brabant |
| Princen group | North Brabant |
| Print.one | |
| PrintAbout N.V. | South Holland |
| Printer World B.V. | South Holland |
| Printerservice | South Holland |
| Printuser B.V. | Utrecht |
| Printwinkel B.V. | South Holland |
| Prisma-IT | South Holland |
| Pro Magement Software | South Holland |
| Pro Systems | North Holland |
| Probu Online | North Brabant |
| Process 2 Web | |
| ProcessMate | |
| Procit B.V. | South Holland |
| ProcoliX | South Holland |