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Documents to submit

✓Bid form — attachment no. 1
✓Declaration of non-exclusion
✓List of supplies from the last 3 years
✓Liability insurance — min. 120 000 €
✓Proof of bid bond payment
✓Power of attorney, if signed by an agent

AI warnings from documentation

❗Bid bond 3 500 € — payment before submission deadline
⚠Required 2 references after min. 90 000 €
⚠Completion deadline 30 days from signing
⚠Mandatory site visit — rejection if missed
✓No ISO certificate requirement

Budget and competition

3median number of bids

24%tenders with one bid

✓Amount from bid opening for this buyer
✓Who won there before and for how much
✓Suggested price range based on data

Analysis example — specific values depend on the proceeding

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PISA 2029

NL Nederlandse Organisatie voor Wetenschappelijk Onderzoek

COUNTRYNetherlands

SUBMISSION DEADLINE11.11.2026

PUBLISHED18.09.2026

INDUSTRYResearch and development

SUBJECT OF THE CONTRACT

International PISA 2029 comparative study measuring the knowledge and skills of 15-year-old students in reading, mathematics, and science to assess their preparedness for social challenges.

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In this sector (Research and development) bids can still be submitted in 2 procedures — deadlines within 14 days.

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This buyer in the last 12 months

Nederlandse Organisatie voor Wetenschappelijk Onderzoek: 14 notices.
Most frequent winners: Indicia Betawerk B.V. (1), Presentation Partner B.V. (1), ilionx Group B.V. (1).

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