| Mtewele General Traders | Njombe | 0754781519 |
| Jabir Maisara Mbinji | Njombe | 0754565240 |
| Upendo Steven Kaduma | Njombe | 0759373531 |
| Innocent Fabian Pikete | Njombe | 0767150059 |
| Lucia Msigwa Agrovet | Njombe | 0769254128 |
| Kagish Logistic Company Ltd | Njombe | 0759085820 |
| Agripromise Co. Ltd | Njombe | 0756275953 |
| Ayubu Trading Company | Njombe | 0758106791 |
| Bema Agrovet | Njombe | 0716565552 |
| Tino Azeck Chengula | Njombe | 0763285080 |
| Riziki Christopha Nisilu | Njombe | 0717216570 |
| Mhema Agrochemical | Makambako | 0757374541 |
| Jojo Agrovet | Makambako | 0718484769 |
| Magoma Agro Business | Makambako | 0754335540 |
| Siasa Agrochemicals | Makambako | 0754775841 |
| OCP Tanzania Limited | Makambako | 0763826927 |
| Makambako Agrochemicals | Makambako | 0757296116 |
| Geither Roden Mlingo | Usalule | 0743495025 |
| Fabian Labon Mbogella | Makete | 0763887700 |
