| Power Supply Trading & Contracting W.L.L | Construction |
| POWER WASTE MANAGEMENT & TRANSPORT CO WLL | Services |
| Powermech Engineering Company W.L.L | Construction |
| Precision Cellular Storage QSTP-LLC | Transport |
| Premadasa Colourscan W.L.L | Services |
| Premium Construction WLL | Construction |
| Prestige General Services | Services |
| PricewaterhouseCoopers - Qatar | Financial Services |
| Primary Health Care Corporation | Health Care |
| Prime Logistics W.L.L | Transport |
| Primedia Qatar WLL | Services |
| Print Fiction | Services |
| Printec Solutions.Co.WLL | Media |
| Pro Business Directory | Construction |
| Pro Screen | Media |
| PRO-Partnership | Services |
| Progressive Trading and Contracting WLL | Conglomerates |
| Project Services Company - Qatar W.L.L | Industrial Manufacturing |
| Project Support Services Co WLL | Construction |
| Project Support Services Company WLL | Construction |
| Promer Qatar Contracting Company W.L.L. | Construction |
| Prominent Technical Trading & Engineering | Construction |
| Prosperous Qatar W.L.L. | Construction |
| Protec Technical Services | Industrial Manufacturing |
| PsTech | Power and Utilities |
