| Doha College | Education |
| Doha Engineering Instrumentation Co. Ltd | Oil and Gas |
| Doha Engineering Instrumentation Co. Ltd | Oil and Gas |
| Doha Enterprises Group (A&J) L.L.C. | Services |
| Doha Enterprises Group (A&J) L.L.C. | Services |
| Doha Express International Freight Forwarders | Transport |
| Doha Express International Freight Forwarders | Transport |
| Doha Extraco | Conglomerates |
| Doha Extraco | Conglomerates |
| Doha Factory for Paints and Chemicals | Industrial Manufacturing |
| Doha Factory for Paints and Chemicals | Industrial Manufacturing |
| Doha Fashion Trading | Consumer Goods |
| Doha Fashion Trading | Consumer Goods |
| Doha Holiday | Leisure and Tourism |
| Doha Holiday | Leisure and Tourism |
| Doha Hydraulic Services | Conglomerates |
| Doha Hydraulic Services | Conglomerates |
| Doha Hydraulic Services WLL | Industrial Manufacturing |
| Doha Hydraulic Services WLL | Industrial Manufacturing |
| Doha Industrial Safety Services | Education |
| Doha Industrial Safety Services | Education |
| Doha Institute for Graduate Studies | Education |
| Doha Institute for Graduate Studies | Education |
| Doha Insurance Company (Q.S.C.) | Financial Services |
| Doha Insurance Company (Q.S.C.) | Financial Services |
