What Naktuinbouw does

Stichting Nederlandse Algemene Kwaliteitsdienst Tuinbouw (Naktuinbouw) is a Dutch privaatrechtelijk zelfstandig bestuursorgaan (zbo) — a private-law independent governing body under the Zaaizaad- en plantgoedwet 2005 — that serves as the designated statutory quality service for the Dutch horticulture sector. Founded in 2000 and headquartered in Roelofarendsveen, the organization employs 392 staff and operates across five core domains: Rassenonderzoek (variety research including DUS testing for plant breeders' rights), Keuringen (field inspections of planting material), Import & Export Services (phytosanitary certification via e-CertNL), Testen & Analyses (laboratory testing for 130+ pathogens via PCR, ELISA, DNA analysis, and bioassays), and Kennis & Educatie (training through Naktuinbouw Academy). Customer segments comprise 3,458 registered companies split across tree nurseries (2,129), end-product companies (750), vegetable seed businesses (365), and floriculture (214), plus 21 NAL-authorized laboratories worldwide.

Naktuinbouw holds ISO 9001, ISO/IEC 17020, ISO/IEC 17025, CPVO Entrustment (all crop groups), and ISTA accreditations, with the ISTA accreditation renewed for three years in April 2025. The technology stack includes specialized laboratories in Roelofarendsveen and the Horst testing center, proprietary methods such as Seed Extract PCR (ZE-PCR), and digital platforms including the mijnNaktuinbouw client portal, Variety Tracer for identity verification, and the newly launched HIQ quarantine organism identification system (jointly developed with NVWA). The organization operates without profit motive on a cost-coverage principle, with statutory tariffs approved by the Minister of LVVN; FY2025 operating revenue was EUR 45 million with a positive net result of EUR 844K.

The business model combines statutory fees (mandatory for any business trading planting material in the Netherlands) with private-domain revenue from voluntary recognition systems (NAL, Elite, Select Plant, etc.), laboratory testing services, and training programs. Distribution is driven by regulatory mandate rather than active sales, supplemented by international knowledge-sharing projects (PVP Toolbox, Clean Plant Program in India, Makandra project in Suriname) and sector events including IPM Essen. Tariffs increased 4-7% effective January 2026, and the organization is constructing a new laboratory building and seven new resistance research spaces while discontinuing unprofitable PEQ activities from March 2026.

Name

Naktuinbouw

Legal name

Stichting Nederlandse Algemene Kwaliteitsdienst Tuinbouw

Website

https://naktuinbouw.nl

Company type

Private

Founded year

2000

Operating status

Operating

Headcount range

251–500 employees

Short description

Naktuinbouw is the Dutch statutory quality service for horticulture, providing variety research, field inspections, phytosanitary certification, and laboratory testing for planting material. Operating as a zbo (independent governing body) with 392 staff, it serves 3,458 registered Dutch horticulture companies and 21 international laboratories under cost-coverage tariffs.

Ownership category

akta.pro rank

Product category

Horticulture Quality Assurance and Phytosanitary Inspection Services

NAICS

Testing Laboratories and Services (54138), Support Activities for Crop Production (11511)

SIC

Services-Testing Laboratories (8734), Agricultural Services (700)

akta.pro primary industry

Pathogen & Disease Diagnostics Services (Plant, Soil, Water) (AFACAKAG)

akta.pro secondary industries

Plant Tissue & Sap Testing Services (AFACAKAB), Sanitary & Phytosanitary (SPS) & Food Safety Regulatory Cooperation (BPADANAF)

Keywords

• Horticulture quality assurance
• Plant variety testing
• Phytosanitary certification
• Seed health testing
• Plant breeders rights

Headquarters

HQ city

Roelofarendsveen

HQ country

Netherlands

HQ region

Europe

Offices3 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. Statutory Inspection and Testing Services: Fees for statutory tasks including variety research, quality inspections, and laboratory work, charged according to cost-coverage principles approved by the Minister of Agriculture, Visserij, Voedselzekerheid en Natuur (LVVN). Rates are set under the Zaaizaad- en plantgoedwet 2005.
2. Laboratory Testing Services: Testing of planting material for pathogens including viruses, fungi, bacteria, nematodes and other organisms. Revenue from private-domain testing services including DNA analysis, identity verification, and disease diagnosis.
3. Recognition/Certification Systems: Voluntary recognition systems (ASLN, BOOT, Elite, NAFI, NAL, Select Plant, HSPO, LEEZ) where companies pay for authorization and certification demonstrating superior quality. These are in the private domain but directly connected to statutory activities.
4. Training and Education: Fees from training courses, workshops, and e-learning programs offered by Naktuinbouw Academy, including seed analysis courses, sampling training, phytosanitary training, and breeder's rights training.
5. PVP Toolbox International Projects: International knowledge sharing projects funded by the Ministry of LVVN, supporting plant variety protection systems in other countries. Received contributions of EUR 264,000 for methodology research and EUR 255,000 for the Toolbox program.

Pricing tiers

Go-to-market motion1 record

Distribution channels5 records

Marketing channels7 records

Core offering

Naktuinbouw is the statutory Dutch quality service for the horticulture sector. It provides variety research (DUS testing for plant breeders' rights and national registration), quality inspections of propagation material, phytosanitary inspections for import/export, laboratory testing for pathogens (viruses, fungi, bacteria, nematodes), and training programs for horticulture professionals. All services are delivered under regulated tariffs approved by the Minister of LVVN and feed into legally required plant passports, phytosanitary certificates, and quality certifications accepted across the EU and internationally.

Product overview

Naktuinbouw is the Dutch Quality Service for Horticulture offering a comprehensive portfolio of services organized around five core domains: Rassenonderzoek (Variety Research/DUS Testing), Keuringen (Inspections), Import & Export Services, Testen & Analyses (Laboratory Testing), and Kennis & Educatie (Knowledge & Education). The organization operates the mijnNaktuinbouw digital portal as its customer-facing platform, supported by specialized tools including HIQ (quarantine organism identification), Variety Tracer (identity verification), and e-CertNL (electronic phytosanitary certification). Multiple erkenningssystemen (certification systems) including NAL, Elite programs, Select Plant, and others enable companies to demonstrate superior quality. The portfolio is delivered primarily through government-mandated statutory services under the Zaaizaad- en plantgoedwet and EU Plant Health Regulation, with supplementary private-domain services for testing, training, and certification.

Differentiator

Problem solved

Functional benefit

Products and services

• Rassenonderzoek (Variety Research / DUS Testing) Examination of plant varieties for national registration or plant breeders' rights (PBR). Conducts DUS (Distinctness, Uniformity, Stability) testing, identity verification using Variety Tracer, resistance testing, and seed purity assessments for plant breeders developing new varieties in ornamental, vegetable, agricultural, and fruit sectors.
• Keuringen (Inspections) Quality inspection and certification of propagation material covering vegetable plants, vegetable seeds, ornamental crops (including tree nursery), fruit crops, and forestry reproductive material. Includes administrative checks, hygiene inspections, quality controls, and product traceability verification.
• Import & Export Services Control of plant material entering or leaving the EU through the e-CertNL electronic phytosanitary certification system, pre-export certificates, visual batch inspections, sampling, and document certification for international trade in propagation material.
• Testen & Analyses (Laboratory Testing) Laboratory examination of propagation material for viruses, fungi, bacteria, nematodes, and other organisms. Includes health testing, quality/purity testing, identity testing, import quarantine services, and resistance testing using PCR, ELISA, DNA analysis, and bioassay methods.
• Kennis & Educatie (Naktuinbouw Academy Training) Training programs, courses, workshops, excursions, and educational materials for horticulture sector employees. Includes e-learning modules, professional seed sampling training, plant breeders' rights training, phytosanitary training, and customized in-company training programs.
• Erkenningssystemen (Recognition Systems: ASLN, BOOT, Elite, NAFI, NAL, Select Plant, HSPO, LEEZ) Multiple voluntary recognition and certification systems including ASLN (Authorized Service Laboratories), BOOT (Sampling Under Official Supervision), Elite programs for ornamentals/fruit/softfruit, HSPO (Hygiene System Plant Propagation), NAFI (Authorized Field Inspection), NAL (Authorized Laboratories), Select Plant (Extra Quality Material), and LEEZ (Laboratories Recognized for Export Seeds).
• mijnNaktuinbouw Online Business Portal Online business portal providing 24/7 access to company dossiers; supports parcel declarations, laboratory testing requests for seed material, viewing of test results, and tracking of PVR and admission research status.
• e-CertNL Electronic Phytosanitary Certification Electronic phytosanitary certification system for export documentation. Enables online application for export inspections, phytosanitary certificates, and remote certification verification for international trade in seeds and planting material.
• HIQ (Herkenningsinformatie Quarantaine-organismen) Online search system jointly developed with NVWA containing information on over 130 quarantine organisms, PZ-Q organisms, and regulated non-quarantine pests. Supports search by crop, symptom, organism type, country of origin, or organism name to help businesses identify regulated organisms relevant for Dutch trade.
• New Seed-Extract PCR Tests (PCR-toetsen) New laboratory PCR tests added to the testing rates list covering PCR detection on leaf material (OMMV, OLV1, TNV-A, TNV-D, KMV, KLV, SYNV) and seed-extract PCR for bacterial pathogens on bean seeds (Pseudomonas savastanoi pv. phaseolicola, Pseudomonas syringae pv. syringae, Pseudomonas syringae pv. pisi, Xanthomonas axonopodis pv. phaseoli, Xanthomonas fuscans subsp. fuscans).

Quantifiable outcome

• 101,200 phytosanitary export inspections conducted in 2025
• +4 more outcomes

Named customers9 records

Segments6 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

21 partnerships are on record, tiered core and minor.

• NVWA (Nederlandse Voedsel- en Warenautoriteit)coreStrategic or Co-development Partner · 29 June 2026Naktuinbouw works closely with NVWA on plant health monitoring, quarantine organism detection, and phytosanitary certification. Jointly developed the HIQ system for identifying Q-organisms. NVWA entrusts inspection and testing tasks to Naktuinbouw while retaining policy and enforcement responsibility. Collaboration on surveys, import/export inspections, and Q-organism management.
• Greenport BoskoopcoreStrategic or Co-development Partner · 19 June 2026Co-organized the Landelijke Crisisoefening Q-organismen (National Crisis Exercise Q-organisms) in tree nursery sector, bringing together entrepreneurs, sector associations, and government agencies for crisis preparedness related to quarantine organisms.
• LTO NederlandcoreStrategic or Co-development Partner · 19 June 2026Active collaboration on Q-organism management and crisis exercises. LTO represents horticulture sector interests and co-developed the leaflet on keeping the Netherlands free from Japanese beetle, in partnership with NVWA and Naktuinbouw.
• Royal AnthoscoreStrategic or Co-development Partner · 19 June 2026Participated in the National Crisis Exercise Q-organisms in tree nursery sector. Represents the ornamental bulb and flower sector in Netherlands in matters of plant health and quarantine organisms.
• Tuinbouw ArenacoreStrategic or Co-development Partner · 7 May 2026Naktuinbouw participates in the Tuinbouw Arena bringing together 50 prominent horticulture leaders to explore data sharing and standardization. Ronald van Wuijtswinkel of Naktuinbouw serves as contact for coalition follow-up on data governance and interoperability.
• Universiteit UtrechtminorOthers · 19 November 2025Conducted diversity and inclusion policy scan and employee scan using the Dutch Inclusivity Monitor to assess Naktuinbouw's diversity vision and further policy goals.
• CPVO (Communautair Bureau voor Plantenrassen)coreStrategic or Co-development Partner · 1 January 2025Naktuinbouw holds CPVO Entrustment for variety research across all crop groups. Participates in CPVO working groups on cost effectiveness, breeder involvement in DUS testing, and QAS system revision. Hosts CPVO visits and participates in annual Examination Offices Meeting in Paris.
• UPOV (International Union for the Protection of New Varieties of Plants)coreStrategic or Co-development Partner · 1 January 2025Naktuinbouw represents the Netherlands at UPOV technical working group meetings (TWO, TWV, TWA) and the Technical Committee in Geneva. Organized the Technical Working Group for Ornamental Plants (TWO) in Netherlands with over 110 participants from 30 countries. Rassenonderzoeker Cécile Marchenay elected as chair of TWV for 2026.
• NAK (Nederlandse Algemene Kwaliteitsdienst voor Akkerbouwgewassen)coreStrategic or Co-development Partner · 1 January 2025Collaboration on field inspections, onion cyst nematode monitoring, and Cyperus esculentus (nutgrass) control. NAK issues cultivation prohibitions and verifies compliance. Naktuinbouw conducts field inspections and Cyperus controls in crops it inspects.
• BKD (Bloembollenkeuringsdienst)coreStrategic or Co-development Partner · 1 January 2025Collaboration on plant health surveys and monitoring for quarantine organisms in the Netherlands. Together with NAK and KCB, BKD executes inspections and tests commissioned by NVWA.
• KCB (Kwaliteitscontrolebureau)coreStrategic or Co-development Partner · 1 January 2025Collaboration on plant health surveys and monitoring for quarantine organisms. Together with NAK and BKD, KCB executes inspections and tests commissioned by NVWA.
• Wageningen University & Research (WUR)coreStrategic or Co-development Partner · 1 January 2025Collaboration on various international projects including the 'Kennis op Maat' project for a phytosanitary resilient ornamental chain, Clean Plant Program in India, Makandra project with Suriname, and participation in the 8th International Bacterial Wilt Symposium in Wageningen.
• Semco Style Institute (SSI)minorOthers · 1 January 2025Originally provided external coaching on team development. Knowledge transfer was completed and internal coaches now continue the team development methodology using team scans, team frameworks, and feedback workshops.
• PlantumcoreStrategic or Co-development Partner · 1 January 2025Collaboration on plant breeders' rights (PVP Toolbox projects), knowledge sharing, and sector consultations. Plantum represents plant breeding and propagation companies and participates in the phytosanitary resilient ornamental chain project.
• Versnelling Resistentie Veredeling Sierteelt PlatformcoreStrategic or Co-development Partner · 1 January 2025Naktuinbouw is one of the founders of this platform which brings together breeders, Vertify, Plantum, Hogeschool InHolland, and Greenport Aalsmeer to accelerate development of disease- and pest-resistant ornamental varieties. Three meetings held in 2025 and project plans were developed.
• Indian National Horticulture BoardcoreStrategic or Co-development Partner · 1 January 2025Naktuinbouw started the Clean Plant Program (CPP) with the Indian National Horticulture Board in 2025, focused on guaranteeing disease-free plant material production and improving certification systems for fruit crops in India. First training in India took place in February 2026.
• Suriname Ministry of Agriculture, Livestock and Fisheries (LVV)coreStrategic or Co-development Partner · 1 January 2025Makandra project executed to strengthen the national seed system in Suriname. Technical expertise and cooperation were strengthened, and clear follow-up steps were defined for legislation, gene bank development, and DUS capacity expansion.
• EA-PVP Forum membersminorStrategic or Co-development Partner · 1 January 2025Naktuinbouw participated in the 18th East Asia Plant Variety Protection (EAPVP) Forum in Singapore for knowledge exchange, networking, and collaboration to strengthen breeders' rights systems in Asia.
• TSIPS (Taiwan Seed Improvement and Propagation Station)coreStrategic or Co-development Partner · 1 January 2025Developed a bilateral exchange framework for DUS reports of Oncidium and Chrysanthemum between Naktuinbouw and TSIPS. A delegation from TSIPS visited Naktuinbouw in September to share Oncidium guidelines and explore cooperation.
• Vermeerderingstuinen NederlandcoreStrategic or Co-development Partner · 1 January 2025New cooperation model developed in 2025 with Vermeerderingstuinen Nederland and Stichting Clean Fruit Plants for the testing center in Horst, strengthening joint ambitions for the facility.
• Stichting Clean Fruit PlantscoreStrategic or Co-development Partner · 1 January 2025New cooperation model developed in 2025 with Vermeerderingstuinen Nederland and Stichting Clean Fruit Plants for the testing center in Horst, strengthening joint ambitions for the facility.

Scale indicators11 records

Recent moves10 records

Expansion highlights7 records

Direct peers

• NIAB (National Institute of Agricultural Botany): UK-based crop science organization providing DUS testing, seed certification, and plant health diagnostics. NIAB offers a comparable multi-service quality assurance portfolio for UK agriculture and horticulture and participates in UPOV technical committees alongside Naktuinbouw.
• GEVES (Groupe d'Étude et de contrôle des Variétés Et des Semences): French official variety and seed testing authority with DUS, VCU, and laboratory testing mandates parallel to Naktuinbouw. GEVES is Naktuinbouw's most direct international peer, sharing CPVO entrustment for variety testing across multiple crop groups.
• BKD (Bloembollenkeuringsdienst): Dutch inspection service for flower bulbs and bulb flowers. BKD collaborates with Naktuinbouw and NAK on plant health surveys, executes inspections commissioned by NVWA, and shares the same regulatory foundation under EU Plant Health Regulation 2016/2031.
• KCB (Kwaliteitscontrolebureau): Dutch quality control bureau for fresh fruit and vegetables. KCB works with Naktuinbouw, NAK, and BKD to execute plant health surveys and quarantine organism monitoring under NVWA commission; the four form the Dutch quality services consortium (zbo's) for plant material.
• Bundessortenamt: German federal plant variety office conducting DUS testing for national and CPVO entrustment. Bundessortenamt is a peer within UPOV and CPVO technical working groups, co-presenting with Naktuinbouw at events such as IPM Essen.
• NAK (Nederlandse Algemene Kwaliteitsdienst): Dutch statutory quality service for arable crops (field inspection, seed testing, certification). Naktuinbouw and NAK are mandated peers under Dutch seed law; they collaborate directly on onion cyst nematode monitoring and Cyperus esculentus control, and both sit under the same NVWA oversight framework for plant health.
• SASA (Science and Advice for Scottish Agriculture): Scottish government agency providing official seed testing (ISTA accredited), plant health diagnostics, and variety verification. SASA is a comparable statutory seed and plant health testing body with similar accreditation stack (ISTA, ISO 17025) to Naktuinbouw.

Broad incumbents

• UPOV (International Union for the Protection of New Varieties of Plants): International intergovernmental organization setting plant variety protection standards. Naktuinbouw represents the Netherlands at UPOV technical working groups (TWO, TWV, TWA) and the Technical Committee, making UPOV both a regulatory anchor and an institutional peer for international DUS work.
• CPVO (Community Plant Variety Office): EU agency that grants plant breeders' rights at the European level and entrusts examination offices like Naktuinbouw to conduct DUS testing. Naktuinbouw holds CPVO Entrustment for all crop groups, making CPVO a primary counterpart regulator rather than competitor, but CPVO also functions as the broader incumbent for EU-wide PVP.
• EPPO (European and Mediterranean Plant Protection Organization): Intergovernmental organization coordinating plant health regulations across Europe. Naktuinbouw's staff participate in EPPO technical work and align Dutch pest diagnostic standards with EPPO frameworks, making EPPO an institutional peer and standard-setter.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/naktuinbouw

Compliance5 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Funding overview

Funding rounds

Investors

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M&A

Investments

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Frequently asked questions about Naktuinbouw