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. | OSBORN COMPANY LIMITED | SPC2/284/11/2023 | YUSUPH LUVANGA | SPECIALIST CIVIL | 2 | Local | PLOT NO 624, KIMARA | P.0. B0X 33845 | DAR ES SALAAM | Details |
| 2. | OSBORN COMPANY LIMITED | SPC2/279/08/2023 | YUSUPH LUVANGA | SPECIALIST CIVIL | 2 | Local | PLOT NO 624, KIMARA | P.0. B0X 33845 | DAR ES SALAAM | Details |
| 3. | OSBORN COMPANY LIMITED | SPE2/413/08/2023 | YUSUPH LUVANGA | SPECIALIST ELECTRICAL | 2 | Local | PLOT NO 624, KIMARA | P.0. B0X 33845 | DAR ES SALAAM | Details |
| 4. | OSBORN COMPANY LIMITED | C5/1332/08/2022 | YUSUPH LUVANGA | CIVIL | 5 | Local | PLOT 76, MBEZI LUIS, MOROGORO ROAD | P.0. B0X 33845 | DAR ES SALAAM | Details |
| 5. | OSBORN COMPANY LIMITED | B5/1635/08/2023 | YUSUPH LUVANGA | BUILDING | 5 | Local | PLOT 76, MBEZI LUIS, MOROGORO ROAD | P.0. B0X 33845 | DAR ES SALAAM | Details |
| 6. | OSBORN COMPANY LIMITED | SPE2/414/08/2023 | YUSUPH LUVANGA | SPECIALIST ELECTRICAL | 2 | Local | PLOT NO 624, KIMARA | P.0. B0X 33845 | DAR ES SALAAM | Details |
| 7. | OSBORN COMPANY LIMITED | E4/196/08/2023 | YUSUPH LUVANGA | ELECTRICAL | 4 | Local | PLOT NO 624, KIMARA | P.0. B0X 33845 | DAR ES SALAAM | Details |
| 8. | OSCON BUILDERS LIMITED | B2/278/11/2025 | ABDULRAHIM NORAY | BUILDING | 2 | Local | OYSTERBAY PEARL GALLERIA | 38529 | KINONDONI | Details |
| 9. | OSCON BUILDERS LIMITED | C4/586/05/2024 | ABDULRAHIM NORAY | CIVIL | 4 | Local | OYSTERBAY PEARL GALLERIA | 38529 | KINONDONI | Details |
| 10. | OSEC WOMEN GROUP | SPC3/1033/08/2020 | ROSEMARY ISHENGOMA | SPECIALIST CIVIL | 3 | Local | PLOT NO.36 BLOCK L, NKRUMAH STREET, NYAMAGANA - MWANZA | P.O.BOX 1055 | MWANZA | Details |
| 11. | OSHIMA DENKO CONSTRUCTION COMPANY (T) LIMITED | C5/0294/03/2008 | HENRY MTENGULE | CIVIL | 5 | Local | P.O. BOX 2680 MWANZA | MWANZA | Details | |
| 12. | OSIEP LIMITED | C5/1952/01/2026 | CYPRIAN OYIER | CIVIL | 5 | Local | NYERERE ROAD | P.O. BOX 126 | BUNDA | Details |
| 13. | OSIEP LIMITED | B5/2025/01/2026 | CYPRIAN OYIER | BUILDING | 5 | Local | NYERERE ROAD | P.O. BOX 126 | BUNDA | Details |
| 14. | OSINGO CONSTRUCTION COMPANY LIMITED | B7/0531/3/1995 | SALUTARI MEJA | BUILDING | 7 | Local | DSM | P. O. BOX 25601 | DSM | Details |
| 15. | OSINGO CONSTRUCTION COMPANY LIMITED | C4/277/11/2014 | SALUTARI MEJA | CIVIL | 4 | Local | PLOT NO. 212, BLOCK S | P. O. BOX 25601 | DSM | Details |
| 16. | OSTRICH MAINTENANCE WORKS LIMITED | B5/0832/01/2014 | CHRISTOPHER NYAGWASWA | BUILDING | 5 | Local | PLOT NO.466/43 | P.O.BOX 18088 | DSM | Details |
| 17. | OSTRICH MAINTENANCE WORKS LIMITED | C6/0552/01/2007 | CHRISTOPHER NYAGWASWA | CIVIL | 6 | Local | PLOT NO.466/43 | P.O.BOX 18088 | DSM | Details |
| 18. | OTMAL & SONS INVESTMENTS COMPANY | SPC3/1957/07/2024 | PIUS SANGA | SPECIALIST CIVIL | 3 | Local | HOUSE NO. 8 MSAFIRI STREET MATARAWE AREA | P.O BOX 191 | SONGEA | Details |
| 19. | OTONDE CONSTRUCTION & GENERAL SUPPLIES LIMITED | SPE2/383/05/2022 | AMOS OTONDE | SPECIALIST ELECTRICAL | 2 | Local | PLOT NO.254 BLOCK T KENYATTA ROAD | P.O.BOX 10467 | MWANZA | Details |
| 20. | OTONDE CONSTRUCTION & GENERAL SUPPLIES LIMITED | E1/115/12/2024 | AMOS OTONDE | ELECTRICAL | 1 | Local | NSSF HOUSE, 4TH FLOOR WING A PLOT NO. 255 BLOCK T HOUSE NO.254 KENYATA ROAD | P.O.BOX 10467 | MWANZA | Details |
| 21. | OTONDE CONSTRUCTION & GENERAL SUPPLIES LIMITED | B1/204/05/2023 | AMOS OTONDE | BUILDING | 1 | Local | NSSF HOUSE, 4TH FLOOR WING A PLOT NO. 255 BLOCK T HOUSE NO.254 KENYATA ROAD | P.O.BOX 10467 | MWANZA | Details |
| 22. | OTONDE CONSTRUCTION & GENERAL SUPPLIES LIMITED | C1/151/06/2023 | AMOS OTONDE | CIVIL | 1 | Local | NSSF HOUSE, 4TH FLOOR WING A PLOT NO. 255 BLOCK T HOUSE NO.254 KENYATA ROAD | P.O.BOX 10467 | MWANZA | Details |
| 23. | OTTARU ELECTRICAL CONTRACTOR | E7/638/07/2022 | JONSON OTTARU | ELECTRICAL | 7 | Local | PLOT NO.9 BLOCK G | P.O.Box 23601 | KARATU | Details |
| 24. | OTTIMALE TECHNOLOGIES LIMITED | SPE2/454/03/2025 | ALLY ALBAKRY | SPECIALIST ELECTRICAL | 2 | Local | PLOT NO. 243 BLOCK 41 MOROCO KINONDONI DAR ES SALAAM | P. O. BOX 14112 | DAR ES SALAAM | Details |
| 25. | OVANS CONSTRUCTION LIMITED | C1/142/05/2023 | VALENCE URIO | CIVIL | 1 | Local | KINONDONI | P. O. BOX 170 | DAR ES SALAAM | Details |
| 26. | OVANS CONSTRUCTION LIMITED | B4/0402/7/2012 | SALUM NDAUKA | BUILDING | 4 | Local | MWANJELWA STREET | P. O. BOX 170 | DAR ES SALAAM | Details |
| 27. | OVEC INTERNATIONAL CO. LIMITED | C5/1901/07/2025 | JOHN MWOMBEKI | CIVIL | 5 | Local | P.O BOX 1958 | DAR ES SALAAM | Details | |
| 28. | OVEC INTERNATIONAL CO. LIMITED | SPE3/824/05/2024 | CHRISTOPHER KOMBA | SPECIALIST ELECTRICAL | 3 | Local | DUNGA STREET, KINONDONI BIAFRA | P.O BOX 3554 | DAR ES SALAAM | Details |
| 29. | OVEC INTERNATIONAL CO. LIMITED | E5/527/07/2025 | JOHN MWOMBEKI | ELECTRICAL | 5 | Local | P.O BOX 1958 | DAR ES SALAAM | Details | |
| 30. | OVEC INTERNATIONAL CO. LIMITED | M5/150/07/2025 | JOHN MWOMBEKI | MECHANICAL | 5 | Local | P.O BOX 1958 | DAR ES SALAAM | Details | |
| 31. | OVIEDO COMPANY LIMITED | B5/2104/07/2026 | DICKSON MUYA | BUILDING | 5 | Local | MBEZI BEACH PARK DAR ES SALAAM | P.O BOX 14121 | DAR ES SALAAM | Details |
| 32. | OVIEDO COMPANY LIMITED | C5/2027/07/2026 | DICKSON MUYA | CIVIL | 5 | Local | MBEZI BEACH PARK DAR ES SALAAM | P.O BOX 14121 | DAR ES SALAAM | Details |
| 33. | OXO AFRICA COMPANY LIMITED | SPE2/462/05/2025 | LEONARD JOSEPH | SPECIALIST ELECTRICAL | 2 | Local | HOUSE NO. 1952 MKWEPU STREET, POSTA DSM | P. O. BOX 3239 | DAR ES SALAAM | Details |
| 34. | OXO AFRICA COMPANY LIMITED | E4/231/03/2025 | LEONARD JOSEPH | ELECTRICAL | 4 | Local | HOUSE NO. 1952 KWEPY STREET, POSTA DSM | P. O. BOX 3239 | DAR ES SALAAM | Details |
| 35. | OXO AFRICA COMPANY LIMITED | M6/106/09/2023 | LEONARD JOSEPH | MECHANICAL | 6 | Local | HOUSE NO. 1952 KWEPY STREET, POSTA DSM | P. O. BOX 3239 | DAR ES SALAAM | Details |
| 36. | OXO AFRICA COMPANY LIMITED | C6/3154/05/2025 | LEONARD JOSEPH | CIVIL | 6 | Local | HOUSE NO. 1952 KWEPY STREET, POSTA DSM | P. O. BOX 3239 | DAR ES SALAAM | Details |
| 37. | OXPLUS COMPANY LIMITED | M6/110/03/2024 | FABIAN KIGENDA | MECHANICAL | 6 | Local | NYANSUBI STREET | 747 | KAHAMA | Details |
| 38. | OZIN GROUP LIMITED | C1/252/09/2026 | OMARY CHUGUMA | CIVIL | 1 | Local | PLOT NO. 413 | P.O. BOX 2644 | DODOMA | Details |
| 39. | OZIN GROUP LIMITED | E2/165/09/2026 | OMARY CHUGUMA | ELECTRICAL | 2 | Local | PLOT NO. 413 | P.O. BOX 2644 | DODOMA | Details |
| 40. | OZIN GROUP LIMITED | B1/300/09/2026 | OMARY CHUGUMA | BUILDING | 1 | Local | PLOT NO. 10,11 &12 | P.O. BOX 2644 | DODOMA | Details |
| 41. | OZONE GROUP LIMITED | C5/2050/09/2026 | CLINTON MUSHI | CIVIL | 5 | Local | MPAKANI A KIJITONYAMA DAR ES SALAAM | P.O. BOX 79276 | DAR ES SALAAM | Details |
| 42. | OZONE GROUP LIMITED | B5/2119/09/2026 | CLINTON MUSHI | BUILDING | 5 | Local | MPAKANI A KIJITONYAMA DAR ES SALAAM | P.O. BOX 79276 | DAR ES SALAAM | Details |
| 43. | P & D BROTHERS BUILDERS LIMITED | C5/1549/11/2023 | PETER JOHNSON | CIVIL | 5 | Local | PLOY NO 86 | P.O. BOX 4046 | DODOMA | Details |
| 44. | P & N ELECTRICS LTD | E2/157/07/2026 | PATRICK MAPUNDA | ELECTRICAL | 2 | Local | PLOT NO: P33687 | P. O. BOX 16557 | DAR ES SALAAM | Details |
| 45. | P-JEY COMPANY LIMITED | B6/1831/03/2024 | PATRICE AUGUST | BUILDING | 6 | Local | GHANA ROAD, POSTA AREA | P.O. BOX 5169 | DAR ES SALAAM | Details |
| 46. | P-JEY COMPANY LIMITED | C6/2883/03/2024 | PATRICE AUGUST | CIVIL | 6 | Local | GHANA ROAD, POSTA AREA | P.O. BOX 5169 | DAR ES SALAAM | Details |
| 47. | P. B. GENERAL SERVICES | E7/0118/1/2002 | PIUS BWANAKAZI | ELECTRICAL | 7 | Local | MOROGORO ROAD | P. O. BOX 71876 | DAR ES SALAAM | Details |
| 48. | P.A. GENERAL TRADERS & COMPANY LIMITED | B5/1371/03/2021 | PATRICK MWAIPOPO | BUILDING | 5 | Local | PLOT NO 20, ROOM 11 | P. O. BOX 950 | SONGEA | Details |
| 49. | P.A. GENERAL TRADERS & COMPANY LIMITED | C6/2248/03/2021 | PATRICK MWAIPOPO | CIVIL | 6 | Local | PLOT NO 20, NSSF HOUSE | P. O. BOX 950 | SONGEA | Details |
| 50. | P.H.C.C COMPANY LIMITED | B2/277/11/2025 | WARREN KAVALAMBI | BUILDING | 2 | Local | PLOT NO. 872 BLOCK G TEGETA DAR ES SALAAM. | P.O.BOX 21688 | DAR ES SALAAM | Details |