Government buyer

Companies awarded contracts by Dr.Olsen Secondary School

Dr.Olsen Secondary School is a public buyer in Tanzania's official open-contracting data. It has published 52 contract awards to 25 suppliers, worth TZS 1.0B in disclosed value across 2024–2025.

Awards published

Suppliers

TZS 1.0B

Disclosed value

2024–2025

Active years

Suppliers

Top suppliers to Dr.Olsen Secondary School

The companies that won the most contracts from this buyer. Registry-verified suppliers link to their company page; unverified vendors to their procurement record.

1Akonaay Investment Company Limited
9 awards · 298M
2Zablon Jackson Inday
5 awards · 64.9M
3Juma Shabani Igwe
3 awards · 102M
4Elisante Manya Ginacha
3 awards · 29.8M
5Emanuel Safari Baha
3 awards · 22.5M
6Samaritan Scientific Supplies Limited
3 awards · 4.8M
7Naaly General Supply Limited(unverified vendor)
2 awards · 274M
8Reuben Joseph Gewe
2 awards · 26.1M
9Tumaini Kenny Massay
2 awards · 16.0M
10Kauson Education and General Supply
2 awards · 5.3M

Timeline

Awards by year

'24'25

Awards

Individual contract awards

Public contract award
11 September 2025
TZS 163M
Public contract award
26 October 2024
TZS 111M
Public contract award
26 September 2024
TZS 60.1M
Public contract award
25 September 2024
TZS 59.1M
Public contract award
26 September 2024
TZS 57.7M
Public contract award
5 December 2024
TZS 52.7M
Public contract award
27 November 2024
TZS 47.1M
Public contract award
25 September 2024
TZS 43.7M
Public contract award
4 January 2025
TZS 41.1M
Public contract award
4 January 2025
TZS 38.9M
Public contract award
22 October 2024
TZS 35.9M
Public contract award
11 February 2025
TZS 31.3M

Show 40 more awards ↓

Public contract award
15 March 2025
TZS 29.9M
Public contract award
11 September 2025
TZS 28.8M
Public contract award
15 April 2025
TZS 26.0M
Public contract award
25 September 2024
TZS 17.0M
Public contract award
29 June 2025
TZS 15.4M
Public contract award
15 March 2025
TZS 15.0M
Public contract award
25 September 2024
TZS 14.8M
Public contract award
5 December 2024
TZS 14.4M
Public contract award
27 November 2024
TZS 13.9M
Public contract award
31 January 2025
TZS 13.4M
Public contract award
22 May 2025
TZS 12.1M
Public contract award
25 September 2024
TZS 11.8M
Public contract award
28 January 2025
TZS 11.1M
Public contract award
25 September 2024
TZS 9.1M
Public contract award
25 September 2024
TZS 8.1M
Public contract award
25 September 2024
TZS 7.3M
Public contract award
25 September 2024
TZS 7.1M
Public contract award
29 June 2025
TZS 6.6M
Public contract award
18 November 2024
TZS 5.0M
Public contract award
16 October 2025
TZS 4.7M
Public contract award
25 February 2025
TZS 3.6M
Public contract award
30 September 2024
TZS 3.4M
Public contract award
28 October 2024
TZS 3.3M
Public contract award
25 September 2024
TZS 3.2M
Public contract award
17 October 2025
TZS 3.2M
Public contract award
24 January 2025
TZS 3.2M
Public contract award
24 April 2025
TZS 2.3M
Public contract award
6 November 2025
TZS 2.0M
Public contract award
15 November 2025
TZS 2.0M
Public contract award
6 October 2025
TZS 1.6M
Public contract award
25 February 2025
TZS 1.5M
Public contract award
6 October 2025
TZS 1.1M
Public contract award
22 May 2025
TZS 1.0M
Public contract award
3 October 2024
TZS 1.0M
Public contract award
29 June 2025
TZS 900K
Public contract award
24 November 2025
TZS 835K
Public contract award
31 January 2025
TZS 670K
Public contract award
6 November 2025
TZS 562K
Public contract award
6 October 2025
TZS 380K
Public contract award
11 November 2025
TZS 322K

About this page

Built from Tanzania's official open-contracting (OCDS) publications. Award counts and values reflect what the buyer disclosed at publication time; contracts awarded but not published are not shown. Buyer names are normalized for display — the source string is preserved on each record. Data refreshed 1 July 2026.