Tehnička primjena ulja i maziva kod kupaca
| Nedeljko Jeremić | |
| Telefon: | +387 66 117 743, +387 53 822 359 |
| Email: | jeremicn@optimagrupa.net |
| Jadranka Vujica | |
| Telefon: | +387 66 117 739, +387 53 822 359 |
| Email: | vujicaj@optimagrupa.net |
| Nedeljko Jeremić | |
| Telefon: | +387 66 117 743, +387 53 822 359 |
| Email: | jeremicn@optimagrupa.net |
| Jadranka Vujica | |
| Telefon: | +387 66 117 739, +387 53 822 359 |
| Email: | vujicaj@optimagrupa.net |