| 41 | TRD/HQ/1039/2016/17 | M/s Inter-Consult Ltd | TZS 950,079,000.00 | 39 Months | Headquarters |
| 42 | TRD/HQ/1038/2016/17 | M/s BOTEK Bosphorus Technical Consulting Corporation of Turkey in association with M/s Apex Engineering Co, Ltd of Tanza | USD 2,872,890.00 | 46 Months | Headquarters |
| 43 | TRD/HQ/1037/2016/17 | M/s China Civil Engineering Construction Corporation (CCECC) | TZS 177,425,000,000.00 | 30 Months | Headquarters |
| 44 | TRD/HQ/1036/2016/17 | Eng. Boniface Malisa | USD 16,002.00 | 3 Months | Headquarters |
| 45 | TRD/HQ/1035/2016/17 | M/s EGIS International of France | USD 3,179,240.00 | 48 Months | Headquarters |
| 46 | TRD/HQ/1034/2016/17 | M/s Kyongdong Engineering Co Ltd in JV with M/s CORE Consulting Engineers Plc in association with M/s Mhandisi Consulta | TZS 2,956,860,000.00 | 30 Months | Headquarters |
| 47 | TRD/HQ/1033/2016/17 | M/s SMEC International Pty Ltd | USD 1,821,790.00 | 48 Months | Headquarters |
| 48 | TRD/HQ/1032/2016/17 | M/s LEA International in JV with M/s LEA Associates South Asia Pvt Ltd in association with M/s Advanced Engineering Solu | USD 2,298,180.00 | 48 Months | Headquarters |
| 49 | TRD/HQ/1031/2016/17 | M/s Yooshin Engineering Coorporation in association with M/s A.C.E Consultants, M/s Luptan Consults Ltd and M/s Mhandisi | TZS 5,366,720,000.00 | 40 Months | Headquarters |
| 50 | TRD/HQ/1030/2016/17 | M/s Dott Services Ltd | TZS 89,591,000,000.00 | 21 Months | Headquarters |
| 51 | TRD/HQ/1029/2016/17 | M/s Inter-Consult Ltd | TZS 165,200,000.00 | 3 Months | Headquarters |
| 52 | TRD/HQ/1028/2016/17 | M/s SMEC International Pty Ltd | USD 411,332.00 | 8 Months | Headquarters |
| 53 | TRD/HQ/1027/2016/17 | M/s Kila Investment & Co. Ltd | TZS 3,672,160.00 | 16 Weeks | Headquarters |
| 54 | TRD/HQ/1026/2016/17 | M/s Acciona Ingenieria in association with M/s The Enviromental Association | USD 301,484.00 | 35 Months | Headquarters |
| 55 | TRD/HQ/1025/2016/17 | M/s M.I Printing and Stationery Supplies Ltd | TZS 39,736,500.00 | 4 Weeks | Headquarters |
| 56 | TRD/HQ/1024/2016/17 | M/s H.P Gauff Ingenieure GmbH & Co KG – JBG in association with M/s PB-Consult GmbH, M/s GOPA Consult GmbH and M/s ETC T | USD 3,323,960.00 | 18 Months | Headquarters |
| 57 | TRD/HQ/1023/2016/17 | M/s China Henan International Cooperation Group Co. Ltd | TZS 616,001,000.00 | 3 Weeks | Headquarters |
| 58 | TRD/HQ/1022/2016/17 | Mr. Andreas Helmich | USD 76,207.50 | 9 Weeks | Headquarters |
| 59 | TRD/HQ/1021/2016/17 | Ms. Hilda Faustine Ntibasalila | TZS 4,000,000.00 | 11 Weeks | Headquarters |
| 60 | CONTRACT NO. TRD/HQ/1001/2020/21 | M/s Connect Company Ltd | TZS 26,063,200.00 | 7 Weeks | Headquarters |
