AwardedNetherlandsWorks€1,800,000
Dakrenovatie
- Published
- Published 19 January 2026
- Deadline
- Closed 9 April 2026
Overview
Stichting Het Nieuwe Instituut procured the replacement of an existing roof with an innovative wooden roof featuring high insulation value, constructed from modular roof elements that integrate with the existing structure and finished with natural materials to support biodiversity. The work was awarded to Janssen de Jong OnderhoudPlus B.V. on 13 May 2026 for a contract value of €2,383,000 (including provisional sums for additional works up to €200,000).
Key details
- Country
- Netherlands
- Status
- Awarded
- Category
- Works
- Estimated value
- €1,800,000
- Procedure
- Open
- Published
- 19 January 2026
- Deadline
- Closed
Works for complete or part construction and civil engineering work
Award outcome
- Awarded value
- €2,383,000
- Award date
- 13 May 2026
- Contract period
- 1 June 2026 → 23 December 2026
- Janssen de Jong OnderhoudPlus B.V.
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Notice history
Every published notice in this contracting process, newest first.
Contract Award Notice
4 June 2026
Contract Notice
26 March 2026
Contract Notice
13 March 2026
Contract Notice
19 January 2026
Contracting authority
Stichting Het Nieuwe Instituut
Procuring entityRotterdam, Netherlands
Authority website ↗
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