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. | RISANE CONSTRUCTION CO. LIMITED | C5/1353/11/2022 | MUSSA MTEBENE | CIVIL | 5 | Local | MAGOLE A | P.O. BOX 7378 | DAR ES SALAAM | Details |
| 2. | RISI WOMEN GROUP | SPC3/1507/02/2023 | JANE EZEKIEL | SPECIALIST CIVIL | 3 | Local | PLOT NO.12, BLOCK 77-D, KARENA STREET | P.O. BOX 205 | SHINYANGA | Details |
| 3. | RISO BUSINESS HOLDINGS COMPANY LIMITED | B7/4163/11/2013 | MICHAEL KIHENGU | BUILDING | 7 | Local | PLOT NO. 78 | P.O. BOX 1302 | DODOMA | Details |
| 4. | RISO BUSINESS HOLDINGS COMPANY LIMITED | C6/1326/11/2013 | MICHAEL KIHENGU | CIVIL | 6 | Local | PLOT NO. 78 | P.O. BOX 1302 | DODOMA | Details |
| 5. | RIVERTON AFRICA INVESTMENT LIMITED | E5/0190/04/2014 | STANLEY MBO | ELECTRICAL | 5 | Local | P.O. BOX 35672 | DSM | Details | |
| 6. | RIVERTON AFRICA INVESTMENT LIMITED | SPE2/419/11/2023 | STANLEY MBO | SPECIALIST ELECTRICAL | 2 | Local | MBARAKA MWALUKA STREET | P.O. BOX 35672 | DSM | Details |
| 7. | RIVERTON AFRICA INVESTMENT LIMITED | B5/1699/11/2023 | STANLEY MBO | BUILDING | 5 | Local | MBARAKA MWALUKA STREET | P.O. BOX 35672 | DSM | Details |
| 8. | RIVERTON AFRICA INVESTMENT LIMITED | C5/1588/01/2024 | STANLEY MBO | CIVIL | 5 | Local | MBARAKA MWALUKA STREET | P.O. BOX 35672 | DSM | Details |
| 9. | RIVERWOOD COMPANY LIMITED | C5/1094/10/2019 | ANNE SAGAWALA | CIVIL | 5 | Local | PLOT NO.61 KITALU L, NYERERE ROAD - MWANZA | P.O.BOX 10215 | MWANZA | Details |
| 10. | RIVERWOOD COMPANY LIMITED | B5/1281/10/2019 | ANNE SAGAWALA | BUILDING | 5 | Local | PLOT NO.61 KITALU L, NYERERE ROAD - MWANZA | P.O.BOX 10215 | MWANZA | Details |
| 11. | RIZIKI KWA MUNGU CONSTRUCTION SOLUTION | SPC3/1445/11/2022 | KHADIJA JUMA | SPECIALIST CIVIL | 3 | Local | NSEMULWA WARD MPANDA TOWN | P.O BOX 216 | MPANDA | Details |
| 12. | RIZVI BUILDERS LIMITED | C4/464/08/2021 | ALLY RIZVI | CIVIL | 4 | Local | PLOT NO. 810/YV/V YOMBO | P.O. BOX 13832 | DAR ES SALAAM | Details |
| 13. | RIZVI BUILDERS LIMITED | B1/212/08/2023 | ALI RIZVI | BUILDING | 1 | Local | PLOT NO 1380/208, HOUSE NO 24, BIBI TITI ROAD | P.O. BOX 13832 | DAR ES SALAAM | Details |
| 14. | RJ KWANZA COMPANY LIMITED | SPM1/416/12/2025 | RAMADHANI SHEIZA | SPECIALIST MECHANICAL | 1 | Local | PLOT NO. 37 BLOCK 45 | P.O BOX 21865 | DAR ES SALAAM | Details |
| 15. | RJ KWANZA COMPANY LIMITED | SPM2/390/12/2025 | RAMADHANI SHEIZA | SPECIALIST MECHANICAL | 2 | Local | PLOT NO. 37 BLOCK 45 | P.O BOX 21865 | DAR ES SALAAM | Details |
| 16. | RJ KWANZA COMPANY LIMITED | SPM2/389/12/2025 | RAMADHANI SHEIZA | SPECIALIST MECHANICAL | 2 | Local | PLOT NO.37 | P.O BOX 21865 | DAR ES SALAAM | Details |
| 17. | RJ MUSSA CONSTRUCTION COMPANY LIMITED | C1/199/07/2025 | MUSSA MUSSA | CIVIL | 1 | Local | VIKONJE CHAMWINO | P.O BOX 1545 | CHAMWINO | Details |
| 18. | RJ MUSSA CONSTRUCTION COMPANY LIMITED | B1/252/07/2025 | MUSSA MUSSA | BUILDING | 1 | Local | VIKONJE CHAMWINO | P.O BOX 1545 | CHAMWINO | Details |
| 19. | RJ PLUMBING & PAINTING CONTRACTORS | SPC3/0605/07/13 | RAMADHANI SHEIZA | SPECIALIST CIVIL | 3 | Local | HOUSE NO. 993 | P.O.BOX 21865 | DSM | Details |
| 20. | RJB PROJECTS SOLUTIONS LIMITED | B5/1403/10/2021 | AUGUSTINE MATONDO | BUILDING | 5 | Local | MSHIKAMANO, MBEZI | P. O. BOX 32132 | DAR ES SALAAM | Details |
| 21. | RJB PROJECTS SOLUTIONS LIMITED | C5/1227/10/2021 | AUGUSTINE MATONDO | CIVIL | 5 | Local | MSHIKAMANO, MBEZI | P. O. BOX 32132 | DAR ES SALAAM | Details |
| 22. | RJR CONSTRUCTION COMPANY LIMITED | C1/0083/10/2013 | ROLAND RAUSCHENBERGER | CIVIL | 1 | Foreign | PLOT NO. 11, BLOCK 45A | P.O. BOX 75818 | DAR ES SALAAM | Details |
| 23. | RK SOLUTIONS LIMITED | B4/532/03/2016 | GABRIEL KAMI | BUILDING | 4 | Local | P.O. BOX 32251 | DAR ES SALAAM | Details | |
| 24. | RK SOLUTIONS LIMITED | C4/310/03/2016 | GABRIEL KAMI | CIVIL | 4 | Local | MEEDA COMPLEX, MORI ROAD No.12 SINZA DAR ES SALAAM | P.O. BOX 32251 | DAR ES SALAAM | Details |
| 25. | ROAD INTERVENTIONS LIMITED | SPC2/350/09/2026 | MALULU LUKENZA | SPECIALIST CIVIL | 2 | Local | HOUSE NO. 320 KANYERERE STREET BUTIMBA - MWANZA | P. O. BOX 11131 | MWANZA | Details |
| 26. | ROAD MAINTANANCE AND ECO SERVICES GROUP | SPC3/2062/01/2025 | RASHAD JUMA | SPECIALIST CIVIL | 3 | Local | P.O BOX 256 | MTWARA | Details | |
| 27. | ROAD QUEEN'S LIMITED | SPC3/1332/05/2022 | JOSEPHINE LYIMU | SPECIALIST CIVIL | 3 | Local | P.O BOIX 35838 | DAR ES SALAAM | Details | |
| 28. | ROAD WAYS INVESTMENT | SPC3/1359/06/2022 | EDSON NYAWILE | SPECIALIST CIVIL | 3 | Local | NYASHIMBA,USAGARA STREET | P.O.Box 391 | MWANZA | Details |
| 29. | ROADGRIP 2020 LIMITED | SPC2/298/11/2024 | NTEMI MASSANJA | SPECIALIST CIVIL | 2 | Local | P.O BOX 106204 | DAR ES SALAAM | Details | |
| 30. | ROADGRIP 2020 LIMITED | C5/1903/08/2025 | NTEMI MASSANJA | CIVIL | 5 | Local | MASAKI | P.O BOX 106204 | DAR ES SALAAM | Details |
| 31. | ROADLIGHT GROUP LIMITED | C5/1303/07/2022 | ARISTEDES JASTINI | CIVIL | 5 | Local | ILOMBA | P.O BOX 2479 | MBEYA | Details |
| 32. | ROADMIX TANZANIA LIMITED | SPC3/683/05/2017 | WALLECY BROWN | SPECIALIST CIVIL | 3 | Local | KARIAKOO | P.O.BOX 30312 KIBAHA | KIBAHA | Details |
| 33. | ROADPUMA CO. LIMITED | C5/1893/07/2025 | ROGATHE MAKUNDI | CIVIL | 5 | Local | MWAJA STREET, SINGIDA | P.O.BOX 442 | SINGIDA | Details |
| 34. | ROADPUMA CO. LIMITED | B5/1973/07/2025 | ROGATHE MAKUNDI | BUILDING | 5 | Local | MWAJA STREET, SINGIDA | P.O.BOX 442 | SINGIDA | Details |
| 35. | ROADWORX COMPANY LIMITED | C5/1615/03/2024 | EMMANUEL WARIOBA | CIVIL | 5 | Local | SAMORA STREET | P.O. BOX 5999 | DAR ES SALAAM | Details |
| 36. | ROADWORX COMPANY LIMITED | SPC3/1832/03/2024 | EMMANUEL WARIOBA | SPECIALIST CIVIL | 3 | Local | SAMORA STREET | P.O. BOX 5999 | DAR ES SALAAM | Details |
| 37. | ROBBY TRADERS LTD | C6/0312/12/2002 | PRUDENCE ANGELLO | CIVIL | 6 | Local | PLOT NO 1516/159 | P. O. BOX 3571 | DSM | Details |
| 38. | ROBKWAY AND COMPANY LIMITED | C7/2357/10/2016 | ROBERT KWAYI | CIVIL | 7 | Local | ROOM NO. 34, FENCE OF SAHARA PRIMARY SHOOL | P.O. BOX 10377 | UBUNGO | Details |
| 39. | ROBKWAY AND COMPANY LIMITED | B7/4465/10/2016 | ROBERT KWAYI | BUILDING | 7 | Local | ROOM NO. 34, FENCE OF SAHARA PRIMARY SHOOL | P.O. BOX 10377 | UBUNGO | Details |
| 40. | ROBKWAY AND COMPANY LIMITED | M6/51/10/2016 | ROBERT KWAYI | MECHANICAL | 6 | Local | ROOM NO. 34, FENCE OF SAHARA PRIMARY SHOOL | P.O. BOX 10377 | UBUNGO | Details |
| 41. | ROCKET MULT TRADE COMPANY LIMITED | C5/0345/02/2009 | BOAZ MAYANI | CIVIL | 5 | Local | HOUSE NO. 2 | P.O.BOX 53025 DSM | DSM | Details |
| 42. | ROCKET MULT TRADE COMPANY LIMITED | B5/0443/02/2009 | BOAZ MAYANI | BUILDING | 5 | Local | HOUSE NO. 2 | P.O.BOX 53025 DSM | DSM | Details |
| 43. | ROCKFLIP CONSTRUCTION COMPANY LIMITED | SPC3/1869/03/2024 | WILFRED RWIZA | SPECIALIST CIVIL | 3 | Local | MPIJI MAGOHE | P.O. BOX 5047 | DAR ES SALAAM | Details |
| 44. | ROCKFLIP CONSTRUCTION COMPANY LIMITED | C6/2804/11/2023 | WILFRED RWIZA | CIVIL | 6 | Local | MPIJI MAGOHE | P.O. BOX 5047 | DAR ES SALAAM | Details |
| 45. | ROCKFORD CONSTRUCTION AND GENERAL SUPPLY LIMITED | C5/1478/07/2023 | ABDALLAH MSHANA | CIVIL | 5 | Local | KIMARA MWISHO | P.O.BOX 16647 | DAR ES SALAAM | Details |
| 46. | ROCKSON ENGINEERS LIMITED | E4/110/10/2017 | NICKSON CHONJO | ELECTRICAL | 4 | Local | KIMARA B | P.O. BOX 53643 | .DAR-ES-SALAAM | Details |
| 47. | ROCKSON ENGINEERS LIMITED | B5/1081/01/2017 | NICKSON ROBINSON | BUILDING | 5 | Local | KIMARA B | P.O. BOX 53643 | .DAR-ES-SALAAM | Details |
| 48. | ROCKSON ENGINEERS LIMITED | C5/898/01/2017 | NICKSON ROBINSON | CIVIL | 5 | Local | KIMARA B | P.O. BOX 53643 | .DAR-ES-SALAAM | Details |
| 49. | ROCKSTARS LV LIMITED | C5/1841/03/2025 | LIGHTNESS VICTOR | CIVIL | 5 | Local | P.O BOX 5594 | DAR ES SALAAM | Details | |
| 50. | ROCKSTARS LV LIMITED | B5/1920/03/2025 | LIGHTNESS VICTOR | BUILDING | 5 | Local | P.O BOX 5594 | DAR ES SALAAM | Details |