The United Republic of Tanzania
CONTRACTORS REGISTRATION BOARD
The United Republic of Tanzania
CONTRACTORS REGISTRATION BOARD
| No. | Company Name | Registration Number | Managing Director | Type of Contractor | Class | Category | Physical Address | Postal Address | Town | Action |
|---|---|---|---|---|---|---|---|---|---|---|
| 1. | OKASSENY ENGINEERING LIMITED | B5/1242/02/2019 | PETER GASPER | BUILDING | 5 | Local | KIMARA BARUTI | BOX 6895 DSM | DAR ES SALAAM | Details |
| 2. | OKIM GENERAL SUPPLY | C6/3059/11/2024 | OKINYI MWERE | CIVIL | 6 | Local | UHINDINI STREET - DODOMA | P.O.BOX 1646 | DODOMA | Details |
| 3. | OKIM GENERAL SUPPLY | B6/1943/11/2024 | OKINYI MWERE | BUILDING | 6 | Local | UHINDINI STREET - DODOMA | P.O.BOX 1646 | DODOMA | Details |
| 4. | OKINAWA CONSTRUCTION COMPANY LIMITED | C6/2732/07/2023 | HAMID YASIN | CIVIL | 6 | Local | KITANZINI STREET MIOMBONI AREA | P.O BOX 286 | IRINGA | Details |
| 5. | OKOA WAZEE ENTREPRENEURS | SPC3/1077/11/2020 | JOSEPH NGUA | SPECIALIST CIVIL | 3 | Local | NBC STREET, CCM REGIONAL OFFICES | P.O BOX 157 | SUMBAWANGA | Details |
| 6. | OL-MESSERA CONSTRUCTION COMPANY LIMITED | B4/684/02/2022 | HASSAN MUNGAH | BUILDING | 4 | Local | MAJOHE SREET, KIVULE WARD | P. O. BOX 105452 | ILALA | Details |
| 7. | OLAMA INVESTMENT COMPANY | SPC3/1624/07/2023 | OLIVA JOHN | SPECIALIST CIVIL | 3 | Local | HOUSE NO. 66 PLOT NO. 858 BLOCK K | P.O.BOX 2596 | MWANZA | Details |
| 8. | OLD SOUTH COMPANY LIMITED | C3/125/01/2020 | BABU SOLANKI | CIVIL | 3 | Local | MAILI MOJA KIBAHA TOWNSHIP | P. O. BOX 30121 | KIBAHA | Details |
| 9. | OLD SOUTH COMPANY LIMITED | B5/1283/10/2019 | BABU SOLANKI | BUILDING | 5 | Local | OLD MOROGORO ROAD | P. O. BOX 30121 | KIBAHA | Details |
| 10. | OLDONYO LENGAI ENGINEERING COMPANY LIMITED | C5/0750/06/2014 | GASPER MASSAWE | CIVIL | 5 | Local | NJIRO STREET | P.O BOX 15115 ARUSHA | ARUSHA | Details |
| 11. | OLDONYO LENGAI ENGINEERING COMPANY LIMITED | B5/0900/06/2014 | GASPER MASSAWE | BUILDING | 5 | Local | NJIRO STREET | P.O BOX 15115 ARUSHA | ARUSHA | Details |
| 12. | OLDVAI DECORATORS & GENERAL SUPPLIERS | C6/1488/11/2014 | HARRISON SHAYO | CIVIL | 6 | Local | P.O.BOX 7868 | DSM | Details | |
| 13. | OLDVAI DECORATORS & GENERAL SUPPLIERS | B6/899/11/2014 | HARRISON SHAYO | BUILDING | 6 | Local | HOUSE NO. 4 | P.O.BOX 7868 | DSM | Details |
| 14. | OLECO LIMITED | E5/423/01/2024 | JOSH MUROWE | ELECTRICAL | 5 | Local | SAM NUJOMA ROAD, SINZA AREA | P. O. BOX 79596 | DAR ES SALAAM | Details |
| 15. | OLIVET TANZANIA LIMITED | B6/1360/07/2020 | FRANCIS MUTABAZI | BUILDING | 6 | Local | KIMARA MATANGINI | P.O. BOX 35496 | DSM | Details |
| 16. | OLMASI CONSTRUCTION COMPANY LIMITED | C6/2641/05/2023 | MADARAKA ZUBERI | CIVIL | 6 | Local | LIVERPOOL STREET, HOUSE NO. 192 | P.O. BOX 42811 | DAR ES SALAAM | Details |
| 17. | OLMASI CONSTRUCTION COMPANY LIMITED | B5/1562/05/2023 | MADARAKA ZUBERI | BUILDING | 5 | Local | LIVERPOOL STREET, HOUSE NO. 192 | P.O. BOX 42811 | DAR ES SALAAM | Details |
| 18. | OLMOLOCK ENTERPRISES | C6/2273/05/2021 | MOSES MAKALANGA | CIVIL | 6 | Local | TEGETA KIBAONI | P. O. BOX 79567 | DAR ES SALAAM | Details |
| 19. | OLMOLOCK ENTERPRISES | B7/4765/05/2021 | MOSES MAKALANGA | BUILDING | 7 | Local | TEGETA KIBAONI | P. O. BOX 79567 | DAR ES SALAAM | Details |
| 20. | OLOSOKWA GROUP LIMITED | C6/2375/02/2022 | JESCA MAINGU | CIVIL | 6 | Local | KIHONDA MAGOROFANI, MOROGORO | BOX 602 | MOROGORO | Details |
| 21. | OLOSOKWA GROUP LIMITED | B6/1498/02/2022 | JESCA MAINGU | BUILDING | 6 | Local | KIHONDA MAGOROFANI, MOROGORO | BOX 602 | MOROGORO | Details |
| 22. | OLPESI CIVIL ENGINEERING LIMITED | C5/1744/11/2024 | OLOF MITILI | CIVIL | 5 | Local | P.O BOX 792 | DAR ES SALAAM | Details | |
| 23. | OLPESI CIVIL ENGINEERING LIMITED | B5/1840/11/2024 | OLOF MITILI | BUILDING | 5 | Local | P.O BOX 792 | DAR ES SALAAM | Details | |
| 24. | OLSH COMPANY LIMITED | C4/638/03/2025 | EMMANUEL TLUWAY | CIVIL | 4 | Local | KAGURU STREET | P.O. BOX65049 | DAR ES SALAAM | Details |
| 25. | OMAGIB CONSTRUCTION COMPANY LIMITED | SPC3/1420/08/2022 | ABEL MAJALIWA | SPECIALIST CIVIL | 3 | Local | P.O. BOX 2979 | ILEMELA | Details | |
| 26. | OMAKEN GENERAL SUPPLIES | B7/2088/07/2007 | OMARI NURDIN | BUILDING | 7 | Local | IMCU BUILDING | P.O. BOX 1017 IRINGA | IRINGA | Details |
| 27. | OMAKEN GENERAL SUPPLIES | C7/1257/04/2007 | OMARI NURDIN | CIVIL | 7 | Local | IMCU BUILDING | P.O. BOX 1017 IRINGA | IRINGA | Details |
| 28. | OMASIMO CONSTRUCTION COMPANY LIMITED | C7/2143/10/2013 | JUMA OMARI | CIVIL | 7 | Local | PLOT NO. 42254, BLOCK B | P.O. BOX 8948 | MOSHI | Details |
| 29. | OMASIMO CONSTRUCTION COMPANY LIMITED | B7/4147/10/2013 | JUMA OMARI | BUILDING | 7 | Local | PLOT NO. 42254, BLOCK B | P.O. BOX 8948 | MOSHI | Details |
| 30. | OMATEK (T) LIMITED | E6/267/06/2024 | OMARY KASEJA | ELECTRICAL | 6 | Local | TOANGOMA, KIGAMBONI, DAR ES SALAAM NEAR USAGARA PETROL STATION | P.O.BOX 79793 | DAR ES SALAAM | Details |
| 31. | OMETS INTERNATIONAL GROUP | SPC3/902/10/2019 | DEO GOLIATH | SPECIALIST CIVIL | 3 | Local | MWEMBETOGWA NEAR ROUND ABOUTTO MLIMBA | P.O. BOX 171 | IFAKARA | Details |
| 32. | OMICRON POWER SOLUTION COMPANY LIMITED | SPE3/783/03/2022 | JUMA JUMA | SPECIALIST ELECTRICAL | 3 | Local | P.O BOX 851 | DAR ES SALAAM | Details | |
| 33. | OMNIA VINCIT AMOR CIVIL & BUILDING CONTRACTORS COMPANY LIMITED | B5/0706/7/2012 | LUCAS NYAKI | BUILDING | 5 | Local | P.O BOX 189 | MOSHI | Details | |
| 34. | OMNITECH ENGINEERING COMPANY LIMITED | SPE3/782/03/2022 | JOVINA MROSO | SPECIALIST ELECTRICAL | 3 | Local | TEGETA NAMANGA NEAR RABINSIA HOSP | P.O. BOX 75080 | DSM | Details |
| 35. | ON AFRICA CONSTRUCTION LIMITED | C3/161/01/2023 | IBRAHIM ISMAIL | CIVIL | 3 | Local | VIKONJE DODOMA, NEAR STATE HOUSE | P.O.BOX 261 | DODOMA | Details |
| 36. | ON AFRICA CONSTRUCTION LIMITED | B4/717/01/2023 | IBRAHIM ISMAIL | BUILDING | 4 | Local | VIKONJE DODOMA, NEAR STATE HOUSE | P.O.BOX 261 | DODOMA | Details |
| 37. | ON THE WAY CIVIL & BUILDING CONSTRUCTION COMPANY LIMITED | B5/0704/7/2012 | EMILLIAN EMILLIAN | BUILDING | 5 | Local | PLOT NO. 1091 / 159, BIBI TITI MOHAMED ROAD | P.O. BOX 72132 | DAR ES SALAAM | Details |
| 38. | ON THE WAY CIVIL & BUILDING CONSTRUCTION COMPANY LIMITED | C5/0575/7/2012 | EMILLIAN EMILLIAN | CIVIL | 5 | Local | PLOT NO. 1091 / 159, BIBI TITI MOHAMED ROAD | P.O. BOX 72132 | DAR ES SALAAM | Details |
| 39. | ONASSA 2000 CORPORATION LIMITED | C5/0495/08/2011 | GEORGE MTAMBALIKE | CIVIL | 5 | Local | KPM No. 715 | P.O. BOX 75356 | DAR ES SALAAM | Details |
| 40. | ONASSA 2000 CORPORATION LIMITED | B5/0620/08/2011 | GEORGE MTAMBALIKE | BUILDING | 5 | Local | KPM No. 715 | P.O. BOX 75356 | DAR ES SALAAM | Details |
| 41. | ONE NAGG GROUP LIMITED | B2/222/03/2025 | MOHAMED NASSOR | BUILDING | 2 | Local | MEDELI - STATE OIL BUILDING DODOMA CITY | P. O. BOX 10250 | DODOMA | Details |
| 42. | ONE NAGG GROUP LIMITED | C1/192/03/2025 | MOHAMED NASSOR | CIVIL | 1 | Local | MEDELI - STATE OIL BUILDING DODOMA CITY | P. O. BOX 10250 | DODOMA | Details |
| 43. | ONECS WORKERS GROUP | SPC3/1132/03/2021 | ODILIA MLAY | SPECIALIST CIVIL | 3 | Local | ENGOSENGIU | P.O.BOX 2403 ARUSHA | ARUSHA | Details |
| 44. | ONEJH MECHANICAL ENGINEERING & FABRICATION LIMITED | M6/123/01/2025 | ONESMO MKUWA | MECHANICAL | 6 | Local | P.O BOX 72745 | DAR ES SALAAM | Details | |
| 45. | ONESTRUCTURE CONTRACTORS COMPANY LIMITED | C6/2475/07/2022 | ESTHER YEKENYA | CIVIL | 6 | Local | MAGOMENI USALAMA, MOROGORO ROAD, PLOT NO.5 BLOCK NO.40, HOUSE NO.5, DAR-ES-SALAAM | P.O.BOX 1779 | DAR-ES-SALAAM | Details |
| 46. | ONESTRUCTURE CONTRACTORS COMPANY LIMITED | B6/1556/07/2022 | ESTHER YEKENYA | BUILDING | 6 | Local | MAGOMENI USALAMA, MOROGORO ROAD, PLOT NO.5 BLOCK NO.40, HOUSE NO.5, DAR-ES-SALAAM | P.O.BOX 1779 | DAR-ES-SALAAM | Details |
| 47. | ONEVISION COMPANY LIMITED | C6/2699/06/2023 | JAMSON KANYIKI | CIVIL | 6 | Local | PLOT NO 6 BLOCK 'D' MANGA VETA | P.O BOX 1593 | MBEYA | Details |
| 48. | ONEVISION COMPANY LIMITED | B6/1715/06/2023 | JAMSON KANYIKI | BUILDING | 6 | Local | PLOT NO 6 BLOCK 'D' MANGA VETA | P.O BOX 1593 | MBEYA | Details |
| 49. | ONGUJO INVESTMENT COMPANY LIMITED | C3/179/11/2023 | ONGUJO NYAMARWA | CIVIL | 3 | Local | SEGEREA STREET | P.O. BOX 616 | DAR ES SALAAM | Details |
| 50. | ONGUJO INVESTMENT COMPANY LIMITED | B3/160/11/2023 | ONGUJO NYAMARWA | BUILDING | 3 | Local | SEGEREA STREET | P.O. BOX 616 | DAR ES SALAAM | Details |