| 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 |
| Public Works Authority - Qatar | Governmental Institutions |
| PAK TRADING AND TRANSPORT | Services |
| Palmyra Trading & Industrial | Conglomerates |
| Panorama Contracting & Engineering Services Co. W.L.L. | Construction |
| Paragon Shipping & Logistics WLL | Transport |
| Paris Food International Co.W.L.L. | Food and Beverages |
| PAT Engineering Enterprises Company | Construction |
| Patibon | Industrial Manufacturing |
| PC One | Retail |
| Pemco Inspection Company W.L.L | Oil and Gas |
| Peninsula Car Rental | Conglomerates |
| Peninsular Petrotech Engineering Company WLL | Construction |
| Peninsular Venture Group | Construction |
| Pentagon Trading and Contracting WLL | Conglomerates |
| Performance Trading & Services WLL | Conglomerates |
| Pergola Contracting & Greenhouses | Services |
| Petra Design Consulting Architects and Engineers | Construction |
