What Grondbank Gmg B.v. does

Grondbank GMG B.V. is a Dutch environmental services company specializing in the intake, processing, and responsible application of soil (grond) and dredged sediment (baggerspecie). The company manages complete material flows — from acceptance testing through transport, storage, inspection, and delivery — for surplus soil and sediment generated by construction, infrastructure, and waterway-maintenance projects across the Netherlands. Output applications include nature development, sound barriers, land elevation for agricultural and development parcels, mountain bike routes, and reorganization of deep former extraction pits into shallower, ecologically richer water bodies. The company operates under BRL9335 and BRL SIKB 7500 certifications issued by KIWA, which are required for legally combining and beneficially applying soil and sediment batches under the Dutch Omgevingswet. It also holds ISO 9001, VCA**, and a CO2-bewust level 3 certificate that supports competitive positioning in government procurement.

Operationally, Grondbank GMG runs approximately 25 proprietary processing locations (Tijdelijke Opslag Plaatsen, or TOP sites) spread nationwide across the Noord, Midden, West, and Rivierlocaties regions, supplemented by short-term project sites. The company serves government bodies (Rijkswaterstaat, provinces, municipalities, waterschappen), civil-engineering contractors, and conservation NGOs (Staatsbosbeheer, Natuurmonumenten, Stichting Utrechts Landschap), plus private landowners and developers such as Royal FloraHolland. Demonstrated project scale spans 130,000 m³ (Apeldoorn sound barrier), 260,000 m³ (Cuijk sound barrier along the A73), 500,000 m³ (Plas Trimunt), and 1.3 million m³ (Hooge Kampse Plas). Notable technical offerings include DigitaalRijden, an in-house digital application replacing paper-based transport documentation, and Brickz, a patented natural soil improver combining sediment, soil, turf, and mowed grass, produced in collaboration with Triple E and Jac. Van Zeijl & Zonen BV.

Founded in 1998 as a cooperative of Gelderse municipalities, Grondbank was incorporated as a B.V. in 2007 and acquired by the K3 organisatie in 2012, where it operates as the secondary-materials and reuse division alongside K3's primary raw-materials and area-development activities. The company employs dedicated regional projectleiders and acceptanten (acceptance officers), generates revenue through transaction-fee-based acceptance and processing services plus professional services for project development, and pursues growth through multi-party partnerships such as the Delflandse BaggerDriehoek (with Hoogheemraadschap Delfland and five dredging contractors) and the Depot Drempt BV joint venture with GMB. The business remains privately held under K3 with no disclosed revenue, external funding rounds, or independent investor ownership.

Name

Grondbank Gmg B.v.

Legal name

Grondbank GMG B.V.

Website

https://grondbankgmg.nl

Company type

Private

Founded year

1998

Operating status

Operating

Headcount range

11–50 employees

Short description

Grondbank GMG B.V., a Dutch subsidiary of K3 organisatie, specializes in intake, processing, and responsible application of soil and dredged sediment. Operating 25+ proprietary locations across the Netherlands, it serves government bodies, contractors, water boards, and nature organizations with full-cycle project management.

Ownership category

akta.pro rank

Product category

Soil and Dredged Sediment Management Services

NAICS

Materials Recovery Facilities (56292), Waste Management and Remediation Services (562)

SIC

Refuse Systems (4953)

akta.pro primary industry

Commercial & Institutional MSW Collection (BPALAAAB)

Keywords

• Soil management services
• Dredged sediment processing
• Nature development projects
• Sound barrier construction
• Land elevation services

Headquarters

HQ city

Andelst

HQ country

Netherlands

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Supply Chain, Others

Revenue model

1. Soil and Sediment Acceptance and Processing: Grondbank GMG accepts, inspects, processes, and applies soil and dredged sediment from construction, infrastructure, and waterway maintenance projects. They find appropriate applications for these materials, such as nature development, sound barriers, land elevations, and infrastructure projects. Revenue is generated through fees for acceptance, processing, and material management services.
2. Project Development (Eigen locaties): Grondbank GMG develops projects on their own locations or for clients such as Staatsbosbeheer, Natuurmonumenten, and private landowners. They combine economic solutions with careful soil management to create added value in landscape development projects.
3. Delflandse BaggerDriehoek - Baggerspecie Afzet: Facilitating the discharge of dredged sediment for contractors and Hoogheemraadschap Delfland within the Delflandse BaggerDriehoek partnership. Grondbank GMG manages the logistics and sustainable reuse of sediment from waterway maintenance.

Go-to-market motion3 records

Distribution channels4 records

Marketing channels8 records

Core offering

Grondbank GMG is a Dutch specialist service company that accepts, processes, inspects, transports, stores and responsibly applies surplus soil (grond) and dredged sediment (baggerspecie) from construction, infrastructure and waterway maintenance projects. It manages complete material flows from intake to beneficial end-use, delivering application services including nature development, land elevation (Landophogingen), sound barriers (Geluidswallen), mountain bike routes, and deep-pool restoration under BRL9335 and BRL SIKB 7500 certifications.

Product overview

Grondbank GMG is a specialized service company for the Dutch market that accepts, processes, and applies soil and dredged material (baggerspecie) responsibly. The core offering centers on the Grondbank GMG service for complete soil and dredged material flow management, supplemented by the DigitaalRijden digital app for transport documentation. Specialized services include land elevation (Landophogingen), sound barriers (Geluidswallen), mountain bike routes, and nature development base creation (Basis voor natuurontwikkeling). The company operates BRL9335 certified processes through their TOP (Temporary Storage Locations) network across the Netherlands and participates in partnerships like the Delflandse BaggerDriehoek for regional dredged material management.

Differentiator

Problem solved

Functional benefit

Brands

• DigitaalRijden: A digital application for managing transport documentation and operations for soil and sediment logistics.

Products and services

• Grondbank GMG intake, processing and application service (kernservice) Core service through which Grondbank GMG accepts, processes, inspects, transports, stores and delivers surplus soil and dredged sediment from construction, infrastructure and waterway maintenance projects to certified beneficial applications such as nature development, sound barriers and land elevation. Customers include government bodies, contractors, water boards, nature organizations and private landowners across the Netherlands.
• DigitaalRijden digital transport documentation app In-house-developed digital application from Grondbank GMG that manages and documents soil and dredged sediment transport digitally, replacing paper-based transport notes and tracking intake and delivery process for each load. Used by Grondbank GMG's operations teams and partners.
• Landophogingen (land elevation service) Service that uses dredged material to elevate (typically agricultural) parcels, improving soil fertility, hydrological conditions and addressing land subsidence. Used by farmers and landowners in low-lying Dutch areas, delivered in cooperation with channel partners such as De Heer land en water, Baars Aannemerij, Growepa, Van der Lee Bruchem and Verboon Maasland.
• Geluidswallen (sound barrier service) Service that builds noise-reducing landscape barriers from surplus soil and dredged material sourced from nearby projects, creating green infrastructure that delivers acoustic and air-quality benefits (e.g., 50–70% air-quality improvement within 1 km, per Witteveen + Bos research). Customers include Dutch municipalities such as Gemeente Apeldoorn (130,000 m³ at Zuidbroek) and Gemeente Cuijk (260,000 m³ along A73 at Heeswijkse Kampen).
• Mountainbikeroutes (mountain bike route service) Service that creates relief-rich and challenging mountain bike courses using reusable soil and dredged sediment, providing sustainable destinations for excess ground materials. Routing is delivered in cooperation with channel partner Fietssport.
• Basis voor natuurontwikkeling (deep pool / nature restoration service) Service that uses carefully applied soil and dredged sediment to shallow former deep extraction pits and create gentle slopes and islands, providing a basis for nature development, habitat restoration and recreational use. Reference projects include the 1.3 million m³ Hooge Kampse Plas project (2010–2020) with Stichting Utrechts Landschap and the 40-hectare Koornwaardse Plas with Natuurmonumenten.
• Delflandse BaggerDriehoek partnership service Coordinated regional dredging and sediment reuse service delivered by Grondbank GMG in partnership with Hoogheemraadschap van Delfland and five contracting partners (Baars Aannemerij, De Heer land en water, Growepa, Van der Lee Bruchem and Verboon Maasland), facilitating sustainable discharge and reuse of approximately 120,000–150,000 m³ of sediment annually from waterway maintenance in the Delfland region.
• Brickz natural soil improver (substrate) Patented natural soil improver (substrate) made from river sediment, dredged sediment, soil, turf and mowed grass, used to help trees grow better. Produced in collaboration with partners Triple E (pot-press machine technology) and Jac. Van Zeijl & Zonen BV at TOP Naaldwijk, with a pilot garden and experimental phytorefinery production line at the same site.

Quantifiable outcome

• Air quality improvement of 50-70% up to 1 km from sound barriers
• +4 more outcomes

Named customers11 records

Segments5 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

18 partnerships are on record, tiered core and minor.

• StaatsbosbeheercoreStrategic or Co-development PartnerLong-standing partnership with Staatsbosbeheer for nature development projects. Together they are developing the Landschapswal Waalbos in Rijsoord (approx. 450,000-600,000 m³ soil), where Staatsbosbeheer owns the land and Grondbank GMG provides soil application expertise. The partnership combines economic solutions with careful soil management.
• NatuurmonumentencoreStrategic or Co-development PartnerPartnership with Natuurmonumenten for developing the Koornwaardse Plas (40 hectares new nature area near 's-Hertogenbosch) and other nature projects. Grondbank GMG applies soil and sediment to transform degraded areas into nature and recreation areas.
• Hoogheemraadschap van DelflandcoreStrategic or Co-development PartnerPartnership within the Delflandse BaggerDriehoek, managing sediment from waterway maintenance. Grondbank GMG facilitates discharge and sustainable reuse of 120,000-150,000 m³ sediment annually across the water-rich Delfland region.
• Baars AannemerijminorChannel Partner/ Reseller/ DistributorOne of five contractors in the Delflandse BaggerDriehoek partnership, responsible for dredging operations. Grondbank GMG manages the discharge and reuse of sediment from their projects.
• De Heer land en water B.V.minorChannel Partner/ Reseller/ DistributorOne of five contractors in the Delflandse BaggerDriehoek partnership. De Heer is spokesperson for the five contractors, emphasizing shared goals of reducing CO2, particulate matter, and nitrogen emissions.
• GrowepaminorChannel Partner/ Reseller/ DistributorOne of five contractors in the Delflandse BaggerDriehoek partnership for managing sediment from waterway maintenance in Delfland.
• Van der Lee BruchemminorChannel Partner/ Reseller/ DistributorOne of five contractors in the Delflandse BaggerDriehoek partnership for managing sediment from waterway maintenance in Delfland.
• Verboon MaaslandminorChannel Partner/ Reseller/ DistributorOne of five contractors in the Delflandse BaggerDriehoek partnership for managing sediment from waterway maintenance in Delfland.
• GMBcoreStrategic or Co-development PartnerJoint venture partnership under Depot Drempt BV for the nature development project in Drempt, Oude IJssel floodplains. GMB brings expertise in water and soil management, combining forces with Grondbank GMG's soil flow management expertise.
• MorgenZoncoreStrategic or Co-development PartnerSolar park developer partnered with Grondbank GMG for the Apeldoorn sound barrier project. MorgenZon developed Zonnepark Apeldoorn adjacent to the sound barrier, integrating solar panels into the landscape. Together they created multi-functional landscape infrastructure.
• Gemeente ApeldoorncoreStrategic or Co-development PartnerMunicipality of Apeldoorn partnered with Grondbank GMG for the Zuidbroek sound barrier along A50. The project was executed for developer MorgenZon in collaboration with the municipality. The barrier enables closer housing development by reducing noise.
• Jac. Van Zeijl & Zonen BVminorStrategic or Co-development PartnerPartner in Naaldwijk for the Brickz soil improver project. They are involved in the pilot garden and experimentation with the Brickz natural soil improvement product made from sediment and organic materials.
• Hogeschool Van Hall LarensteinminorStrategic or Co-development PartnerAcademic partner in research on the added value of deep pool restoration ('Meerwaarde verondiepen diepe plassen'). The study examined biodiversity and water quality effects across eight restoration projects, providing scientific backing for Grondbank GMG's methodology.
• Waterschap Rijn en IJsselcoreStrategic or Co-development PartnerWater board partnered with Grondbank GMG for the Depot Drempt BV project. They provide trust and support for the nature development project in Drempt's Oude IJssel floodplains.
• Royal FloraHollandminorStrategic or Co-development PartnerRoyal FloraHolland partnered with Grondbank GMG for land elevation of their terrain in Naaldwijk using sediment from the Zwethzone. This makes the area suitable for future construction projects.
• Witteveen + BosminorStrategic or Co-development PartnerEngineering consultancy that conducted research on the effects of an earth barrier on air quality and noise, providing scientific evidence for the benefits of geluidswallen (sound barriers) developed by Grondbank GMG.
• RijkswaterstaatcoreStrategic or Co-development PartnerRijkswaterstaat is a key partner in multiple projects including the Gamerensche Waard (first Bbk project in national water management), Kaliwaal, and the Bodempaspoort (soil passport) blockchain pilot. They provide permits and regulatory oversight.
• FietssportminorChannel Partner/ Reseller/ DistributorPartnership with Fietssport for the design and layout of mountain bike routes. Grondbank GMG provides soil application for creating challenging, relief-rich mountain bike terrain, while Fietssport contributes routing expertise.

Scale indicators9 records

Recent moves7 records

Expansion highlights6 records

Others

• Royal HaskoningDHV: Dutch-headquartered global engineering consultancy with significant water, soil and dredging practices that serve the same waterschappen and Rijkswaterstaat clients. Comparable in addressing Dutch sediment management challenges but as a design/engineering partner rather than a soil processor.
• Tauw Group: Dutch environmental consulting and engineering firm advising on soil quality, remediation and dredged-sediment reuse projects. Adjacent peer that often specifies or qualifies soil/sediment processors in tenders — comparable in addressing the same end-customer pain points but as a consultancy rather than a processor.

Direct peers

• Theo Pouw Group: Dutch recycling and earth-moving group operating mobile crushing, screening and soil-blending services for construction and infrastructure projects. Highly comparable in serving Dutch GWW contractors with mobile intake and reuse of soil/secondary materials.
• Van Vliet Groep: Dutch demolition, recycling and earthworks group with mobile soil processing and reuse capabilities serving the GWW and infrastructure market. Closely comparable in operating model — accepting and processing secondary soil streams for beneficial reuse at Dutch construction sites.
• ATM (Afvalzorg): Dutch specialist in soil remediation and sediment processing with multiple processing locations across the Netherlands. Directly comparable to Grondbank GMG in its core activity of accepting, processing, and beneficially applying soil and dredged sediment for the Dutch market.
• GMB: Dutch water, soil and infrastructure services company that is also Grondbank GMG's JV partner in Depot Drempt BV. Operates in the same water-board and dredging customer ecosystem with overlapping service lines in sediment handling and nature-area development.

Broad incumbents

• Renewi: Listed European waste-to-product company with significant Dutch operations across recycling, soil processing and hazardous waste. Comparable as a broader incumbent competing for the same Dutch waste/recycling tender base, though Renewi is far larger and more diversified than Grondbank.
• Veolia Environmental Services: Global environmental services group operating waste management and soil remediation services across Europe, including the Netherlands. Adjacent incumbent whose soil/sediment activities compete for the same large Dutch public-sector contracts but as part of a much wider portfolio.
• Prezero: European environmental services provider (part of the Schwarz Group) operating integrated waste management, recycling and secondary materials businesses, including in the Netherlands. Functions as a broad incumbent that could compete for, or partner with, Grondbank's customer base.
• SUEZ Recycling and Recovery Netherlands: International waste management and resources group with Dutch operations in recycling, soil treatment and landfill services. Comparable in offering commercial/industrial waste handling at scale, though focused on a broader waste mix than Grondbank's soil/sediment specialty.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/grondbank-gmg
• Instagraminstagram.com/k3.organisatie

Compliance5 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles14 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

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Frequently asked questions about Grondbank Gmg B.v.