| Company Name | Address |
| Arusha Galvanising Co. (AGACO) | , P.O. Box 6113 |
| Kilimanjaro Metal shapers (KEMESHA) | Arusha Unga Limited
, P.O. Box 830 |
| 2000 Hi-Tech Workshop | SIDO Estate
, P.O. Box 8222, Phone: 255-754-841602 |
| Approtec | , P.O. Box 12816, Phone: +255 27 2509844, 255, Email: sales@approtec.or.tz |
| Nandra Engineering Works Ltd. | Nguvu Kazi Area, Kukari Road, Moshi, 304, Phone: 255-27-2751542, 255-, Email: nandra@eoltz.com |
| Intermech Engineering | , P.O. Box 2163, Phone: +255-713-771182 |
| Press Forge & Metal Works 2000 (PFM) | , 8614, Phone: 255-27-2750506, 255-, Email: sanwel@kilinet.co.tz |
| SIDO TDC Arusha | , 7015, Phone: 255-27-2506527, Email: arushatdc@sido.go.tz |
| SIDO TDC Iringa | , 760, Phone: 255-26-2725220, Email: iringatdc@sido.go.tz |
| SIDO TDC Kilimanjaro | , 1719 |
| SIDO TDC Mbeya | , 625, Phone: 255-25-2502104, Email: mbeyatdc@sido.go.tz |
| SIDO TDC Kilimanjaro | , 1719 |