Source: https://tendernation.io/suppliers/olsanit-radoslaw-siwek

Supplier profile

# Olsanit Radosław Siwek

Public sector contracts won, from published award notices

[ Follow competitor](https://tendernation.io/login "Sign in to follow competitors") [Compete for this work](https://tendernation.io/register)

Contracts won

2

since 29 Apr 2026

Total awarded

£63,214

where values were published

Buyers

2

public bodies

Latest win

30 Jun 2026

##  Recent contract awards

- [„Wykonanie dokumentacji projektowej modernizacji instalacji c.o. oraz ciepłej i zimnej wody w budynku II LO w Olsztynie”](https://tendernation.io/opportunities/01a17b86-ffae-7217-901a-3d41e6ddf15a/wykonanie-dokumentacji-projektowej-modernizacji-instalacji-co-oraz-cieplej-i) [Gmina Olsztyn](https://tendernation.io/buyers/gmina-olsztyn)

    £11,800

    30 Jun 2026
- [Budowa kotłowni przy Szkole Podstawowej nr 3 w Biskupcu.](https://tendernation.io/opportunities/01a17b12-7a90-72ab-8c40-ebaafd7044f5/budowa-kotlowni-przy-szkole-podstawowej-nr-3-w-biskupcu) [Gmina Biskupiec](https://tendernation.io/buyers/gmina-biskupiec)

    £51,414

    29 Apr 2026

## Who they win from

- [Gmina Biskupiec 1 win](https://tendernation.io/buyers/gmina-biskupiec)
- [Gmina Olsztyn 1 win](https://tendernation.io/buyers/gmina-olsztyn)

## What they win

- [Architecture, engineering & surveying](https://tendernation.io/sectors/architecture-engineering-surveying) 1
- [Construction work](https://tendernation.io/sectors/construction-work) 1

## Is this your company?

Add this badge to your website

It links buyers to this record of your public contracts. Paste the code into your site's HTML. [How it works](https://tendernation.io/supplier-badge?supplier=olsanit-radoslaw-siwek)

Light Dark

![Olsanit Radosław Siwek public contract record on TenderNation](https://tendernation.io/suppliers/olsanit-radoslaw-siwek/badge.svg)

<a href="https://tendernation.io/suppliers/olsanit-radoslaw-siwek?utm\_source=badge&utm\_medium=referral" title="See Olsanit Radosław Siwek's public contract record on TenderNation"><img src="https://tendernation.io/suppliers/olsanit-radoslaw-siwek/badge.svg" alt="Olsanit Radosław Siwek public contract record on TenderNation" width="300" height="80"></a>Copy code

Competing with Olsanit Radosław Siwek?

TenderNation shows who wins each buyer's work, flags contracts coming up for renewal and emails you new tenders that fit. Free plan available.

[All buyers](https://tendernation.io/buyers) [Start free](https://tendernation.io/register)

Free account. Professional free for 14 days, no card.