| Company Name | Phone | Fax | Email | Web | Description |
| Toos Paint Industrial Co. | 8779781 ,8772782 | 8776544 | | | |
| Tasbit Chemical Research Co. | 6434344 | | | | |
| TOMA (Towlidat Madani Isfahan Co.) | (0311)2214344, (0311)2211627 | (0311)2204627 | | | |
| Techno Machine Co. | (0511)6654110 | (0511)6652601 | | | |
| Techno Hydrolics Co. | (0221)2262212 | (0221)2262128 | | | |
| Tavana Hydrolics Consultant Co. | 2254979 | 2254977 | | | |
| Tajhizkaran Co. | 6816044 | | | | |
| Tehran Element Co. | 3913693 | | | | |
| Techno Sanat Azarbayjan Mold Manufacturing Co. | (0412)4525928 | (0412)4526031 | | | |
| Techno Ghaleb Baradaran Co. | 3795631 | 3349148 | | | |