| Company Name | Phone | Fax | Email | Web | Description |
| Ghavam Kar Co. | 8963393 | 8960171 | | | |
| Ghaem Chemical Industries Co. | 8881143-7 | 8881050 | | | |
| Gamin Plastic Co. | 3159174,3159175 | | | | |
| Gohar Plastic Shahriar Co. | (02273)3712 | (02273)3206 | | | |
| Ghom Machine Manufacturing Cooperative Co. | (0251)6652227 | (0251)6652229 | | | |
| Gil Micron Co. | 2238556 | | | | |
| Garnik Industrial Services Center | 7441169 | 7441169 | | | |
| Golijeh Plastic Industries Co. | 8962487, 8962488 | | | | |
| Golaraye Isfahan Cooperative Co. | (0321)36240 | (0321)31442 | | | |
| Ghatreh Kariz Manufacturing Co. | (0311)5549848 | | | | |