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EU TendersInvestigation services tenders in Netherlands
CPV 79720000-7 · part of 79000000 Business services: law, marketing, consulting, recruitment, printing and security › 79700000 Investigation and security services
17 notices for CPV 79720000 Investigation services in Netherlands on TED since 29 May 2026: 12 calls for competition and 5 contract awards. 3 of these tenders are open today. The median estimated value is EUR 1,182,500 across 10 tenders that publish a value.
Open tenders
Hydrobiologisch onderzoek
Tender · Laboratory services · 1 Sep 2026 · Netherlands · Aqualysis · value EUR 4,690,000 · deadline 16 Nov 2026
Visstandbeheer Loosdrechtse Plassengebied
Tender · Services incidental to fishing · 5 Oct 2026 · Netherlands · Stichting Waternet · value EUR 6,000,000 · deadline 1 Dec 2026
Integriteitsonderzoeken
Tender · Investigation services · 22 Oct 2026 · Netherlands · Gemeente Rotterdam · value EUR 1,000,000 · deadline 23 Dec 2026
Subcategories
| CPV code | Notices |
|---|---|
| 79723000 Waste analysis services | 3 |
| 79721000 Detective agency services | 1 |
Top buyers
Top winners
| Winner | Awards |
|---|---|
| I&O Research B.V. | 2 |
| Blauw Research | 1 |
| Capgemini Nederland B.V. | 1 |
| ECORYS Nederland B.V. | 1 |
| Goudappel B.V. | 1 |
| MWM2 B.V. | 1 |
| Mantle Netherlands B.V. | 1 |
| Motivaction International B.V. | 1 |
| Neurensics B.V. | 1 |
Estimated values
| Currency | Tenders with a value | Median | Total |
|---|---|---|---|
| EUR | 10 | 1,182,500 | 23,099,835 |
All notices
Integriteitsonderzoeken
Tender · Investigation services · 22 Oct 2026 · Netherlands · Gemeente Rotterdam · value EUR 1,000,000 · deadline 23 Dec 2026
Haalbaarheidsonderzoek 100% scannen Rotterdamse Haven Douane
Award · Investigation services · 15 Oct 2026 · Netherlands · Belastingdienst, IUC Belastingdienst · value EUR 200,000 · won by ECORYS Nederland B.V.
Visstandbeheer Loosdrechtse Plassengebied
Tender · Services incidental to fishing · 5 Oct 2026 · Netherlands · Stichting Waternet · value EUR 6,000,000 · deadline 1 Dec 2026
EA Klantonderzoek - 2024
Award · Market research services · 25 Sep 2026 · Netherlands · NS Groep N.V. · value EUR 8,200,000 · won by Blauw Research, Mantle Netherlands B.V.
Bewonersvragenlijst Energiemodule 2026
Award · Investigation services · 18 Sep 2026 · Netherlands · Ministerie van Volkshuisvesting en Ruimtelijke Ordening · value EUR 777,116 · won by I&O Research B.V.
Uitvoeren van diverse sorteeranalyses t.b.v. diverse Midwaste leden
Tender · Waste analysis services · 14 Sep 2026 · Netherlands · Coöperatieve Vereniging Midwaste Milieu U.A. · value EUR 4,500,000 · closed 4 Nov 2026
Monitor Integriteit en Veiligheid 2026-2030
Award · Investigation services · 7 Sep 2026 · Netherlands · Ministerie van Binnenlandse Zaken en Koninkrijksrelaties · value EUR 433,800 · won by I&O Research B.V.
Hydrobiologisch onderzoek
Tender · Laboratory services · 1 Sep 2026 · Netherlands · Aqualysis · value EUR 4,690,000 · deadline 16 Nov 2026
Wachttijdenonderzoek kinderopvang 2026-2030
Tender · Research services · 21 Aug 2026 · Netherlands · Ministerie van Sociale Zaken en Werkgelegenheid · value EUR 450,000 · closed 9 Oct 2026
Uitvoeren onderzoek beleving voeding in detentie t.b.v. Dienst Justitiële Inrichtingen
Tender · Survey conduction services · 30 Jul 2026 · Netherlands · SSC IUC DJI · value EUR 1,365,000 · closed 1 Oct 2026
EA PES
Tender · Business services: law, marketing, consulting, recruitment, printing and security · 17 Jul 2026 · Netherlands · Alliander N.V. · value EUR 4,000,000 · closed 9 Oct 2026
Europese niet-openbare aanbesteding voor dataplatform PMD
Tender · Waste analysis services · 14 Jul 2026 · Netherlands · Vereniging van Nederlandse Gemeenten
Europese niet-openbare aanbesteding voor dataplatform PMD
Tender · Waste analysis services · 13 Jul 2026 · Netherlands · Vereniging van Nederlandse Gemeenten
Tijdbestedingsonderzoek
Award · Investigation services · 10 Jul 2026 · Netherlands · Dienstencentrum voor de Rechtspraak · value EUR 500,000 · won by Capgemini Nederland B.V.
Lerende evaluatie pilots startbanen
Tender · Research and development services and related consultancy services · 29 Jun 2026 · Netherlands · Ministerie van Sociale Zaken en Werkgelegenheid · value EUR 250,000 · closed 28 Aug 2026
Haalbaarheidsonderzoek 100% scannen Rotterdamse Haven Douane
Tender · Investigation services · 19 Jun 2026 · Netherlands · Belastingdienst, IUC Belastingdienst · value EUR 225,000 · closed 29 Jul 2026
Bewonersvragenlijst Energiemodule 2026
Tender · Investigation services · 17 Jun 2026 · Netherlands · Ministerie van Volkshuisvesting en Ruimtelijke Ordening · value EUR 619,835 · closed 28 Jul 2026
Questions
How many investigation services tenders are open in Netherlands?
3 calls for competition under CPV 79720000 are open on 12 Nov 2026, out of 12 published since 29 May 2026.
Who buys the most investigation services in Netherlands?
Belastingdienst, IUC Belastingdienst leads with 2 notices under CPV 79720000.
Which company wins the most investigation services contracts in Netherlands?
I&O Research B.V. appears in 2 award notices under CPV 79720000.
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