What Kelderman Groep does

Kelderman Groep is a privately held Dutch construction and project development firm headquartered in Ede, operating in central Netherlands (Regio Foodvalley and adjacent areas including Utrecht and Hilversum). Founded in 1924 and operating under the brands Kelderman Bouw, Kelderman Bouw Particulier, and Kelderman Vastgoedontwikkeling, the company delivers a vertically integrated service stack covering project development, new construction (residential, utility, schools, offices, care buildings), renovation and maintenance, conversion, and aftercare. Its stated quality standard is "nul opleverpunten" (zero handover defects) on every project.

The company monetizes primarily through project-based, quote-driven contracts invoiced in phased termijnen (progress payments) over 180–225 workable days per project, supplemented by long-term maintenance agreements with housing corporations and institutional clients. Go-to-market is enterprise field sales — direct relationships with housing corporations (Bo-Ex, Woonstede, De Alliantie, Woningstichting Barneveld, Woongoed Zeist), developers (LATEI, De Bunte Vastgoed), and care/education institutions (Zorggroep Charim), with indirect reach to individual buyers via developer partners and project-specific websites. The firm has invested in branded sustainable and modular housing concepts: Karakter Sustainable (biobased, circular wooden concept homes, first deployed at project Radiks in Veenendaal-oost) and Karakter Optimum (modular housing concept co-developed with prefab partner Emergo), supported by a digital Woningconfigurator. It holds ISO 9001/VCA certification (positively reassessed by KIWA) and operates a regional talent pipeline through partnerships with Technova College as an erkend leerbedrijf.

Name

Kelderman Groep

Legal name

Kelderman Groep

Website

https://keldermanbouw.nl

Company type

Private

Founded year

1924

Operating status

Operating

Headcount range

11–50 employees

Short description

Kelderman Groep is a privately held Dutch construction and project development firm based in Ede, delivering residential, utility, and care-building new construction, renovation, and maintenance for housing corporations, developers, and institutions in Regio Foodvalley and central Netherlands.

Ownership category

akta.pro rank

Headquarters

HQ city

Ede

HQ country

Netherlands

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Nieuwbouw Projecten: Realisatie van nieuwbouwprojecten包括 woningen, appartementen, scholen, kantoren en zorggebouwen. Opbrengst gebaseerd op aanneemsom per project, gefactureerd in termijnen gekoppeld aan voortgang bouwfases (180-225 werkbare dagen).
2. Onderhoud & Renovatie: Langetermijn onderhoudscontracten met vastgoedbeleggers, woningcorporaties en zorg- en onderwijsinstellingen. Jaarlijkse of meerjarige onderhoudsplanningen.
3. Projectontwikkeling: Ontwikkelen van nieuwbouwprojecten in opdracht of op eigen initiatief, met name in Regio Foodvalley. Ontwikkeling voor derden (LATEI, De Bunte Vastgoed) en eigen vastgoedontwikkeling.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels8 records

Core offering

Kelderman Groep is a Dutch regional construction company offering end-to-end building services: project development, new construction (residential, schools, offices, care buildings), renovation/conversion, plus multi-year maintenance contracts for housing corporations and real estate investors. The firm also develops and sells its own branded housing concepts, Karakter Sustainable (biobased, circular wooden homes) and Karakter Optimum (modular housing built with Emergo), and operates across the Regio Foodvalley in central Netherlands.

Product overview

Kelderman Groep is a construction company (aannemer) based in Ede, Netherlands, operating under brands including Kelderman Bouw, Kelderman Bouw Particulier, and Kelderman Vastgoedontwikkeling. The company offers a comprehensive portfolio of construction services including project development, new construction (residential and utility), renovation, conversion/restoration, and maintenance. Their product portfolio includes branded housing concepts such as Karakter Sustainable (biobased circular wooden homes) and Karakter Optimum (modular housing developed with Emergo), supported by a digital Woningconfigurator tool for customer configuration.

Differentiator

Problem solved

Functional benefit

Brands

• Karakter: Sustainable and modular housing concept developed by Kelderman, including Karakter Sustainable and Karakter Optimum product lines.
• Karakter Sustainable
• Karakter Optimum

Products and services

• Projectontwikkeling (Project Development) Project development service for new residential, school, office, and care buildings in central Netherlands, delivered in assignment or on own initiative. Targets developers, housing corporations, and municipalities in Regio Foodvalley.
• Nieuwbouw (New Construction) New construction service for houses, apartments, schools, offices, and care buildings, applying a company-wide "zero delivery points" quality norm. For developers, housing corporations, and institutional clients.
• Verbouw (Renovation / Conversion) Conversion and renovation service covering extensions, restoration of monumental buildings, and refurbishment of office and retail space. For private owners, businesses, and institutional clients.
• Onderhoud & renovatie (Maintenance & Renovation) Long-term maintenance and renovation service outsourced by housing corporations, real estate investors, and care and education institutions, including annual and multi-year maintenance planning.
• Nazorg & Service (Aftercare & Service) Post-construction aftercare service for Kelderman-built projects, rapidly resolving any remaining points after handover, anchored on the company's "zero delivery points" ambition.
• Karakter Sustainable (conceptwoning) Biobased and circular wooden concept home (conceptwoning) that is rapidly constructible and flexibly adaptable to client needs. For developers and housing corporations seeking sustainable, fast-build homes.
• Karakter Optimum (modular housing concept) Modular housing concept jointly developed with Emergo, designed for flexible and adaptable residential construction. Presented to housing corporation Woonstede in Ede.

Quantifiable outcome

• Nul opleverpunten bij iedere klus (bedrijfsbrede norm)
• +2 more outcomes

Named customers8 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Seven partnerships are on record, tiered core and minor.

• Bo-ExcoreStrategic or Co-development Partner · 1 December 2025Bo-Ex is een woningcorporatie in Utrecht waarvoor Kelderman meerdere projecten realiseert, waaronder Queridostraat (50 appartementen) en Rijnvliet West (61+57 woningen). Relatie via bouwteamovereenkomst.
• LATEIcoreStrategic or Co-development Partner · 1 March 2025LATEI uit Amersfoort is een belangrijke ontwikkelingspartner. Kelderman realiseert projecten voor LATEI including Archipel (75 woningen), Flore (11), SUUS (11), Radiks (21), Op Zuid (34), Queridostraat (50). LATEI organiseert mede de projectontwikkeling en Kelderman treedt op als bouwteampartner.
• De Bunte VastgoedcoreStrategic or Co-development PartnerDe Bunte Vastgoed uit Ede is een belangrijke opdrachtgever voor diverse projecten zoals 't Kofschip, Vogelwijk Zeist, en Patrimoniumlaan. Langdurige samenwerking gebaseerd op wederzijds vertrouwen en kwaliteitsfocus.
• WoonstedecoreStrategic or Co-development PartnerWoonstede is een woningcorporatie waarmee Kelderman samenwerkt aan projecten zoals Goudenstein en het modulaire concept Karakter Optimum. Turnkey overeenkomsten en innovatieve woningconcepten.
• Edese IJsvereniging (EIJV)minorGTM or Marketing PartnerKelderman is al 5 jaar hoofdsponsor van de Edese IJsvereniging. Sponsorcontract ondersteunt de contributie laag te houden en te investeren in de jeugd. Daarnaast organiseert EIJV de Kelderman Inline Cup.
• GAIA CirculairminorStrategic or Co-development PartnerKelderman neemt deel aan GAIA circulair initiatief voor inzameling van gebruikte bedrijfskleding, veiligheidschoenen en bouwhelmen als onderdeel van circulaire bedrijfsvoering.
• Stichting ANDERS FoodvalleyminorGTM or Marketing PartnerPartner van Stichting ANDERS die hulpvragen van kwetsbare mensen in de samenleving matcht met producten of diensten van bedrijven uit de regio. Kelderman draagt bij met vakmanschap.

Scale indicators4 records

Recent moves1 record

Expansion highlights6 records

Direct peers

• AM (Amvest): AM is a Dutch residential and mixed-use project developer focused on sustainable new-build concepts and woningcorporatie collaborations. Like Kelderman, it emphasises biobased / circular concepts, and acts as both competitor and potential partner for developers in central Netherlands.
• BPD (Bouwfonds Property Development): BPD is the largest Dutch residential project developer, operating a national land-bank and development pipeline of single-family and multifamily homes. It is the developer-side counterpart Kelderman builds for when serving clients like LATEI or De Bunte Vastgoed.
• Trebbe: Trebbe is a Dutch construction and development group with a similar regional Dutch focus on residential new-build, renovation, and project development. Its mix of own-account development plus general contracting mirrors Kelderman's model, making it one of the closest comparable regional players.
• Dura Vermeer: Dura Vermeer is a major Dutch construction and real estate developer active in residential new-build, renovation and mixed-use development. It overlaps directly with Kelderman on Dutch residential project development and contracting, while operating at significantly larger scale.
• RoosGroep: RoosGroep is a Dutch regional construction and development firm focused on residential, utility and renovation work primarily in Gelderland and surrounding provinces. Geographic and scale overlap with Kelderman make it a directly comparable regional peer.
• Ter Steege Vastgoed: Ter Steege is a Dutch regional builder and developer operating in eastern Netherlands with its own-account project development plus general contracting. Its combination of ontwikkeling and bouwteampartner model is structurally similar to Kelderman Bouw + Kelderman Vastgoedontwikkeling.

Broad incumbents

• Heijmans: Heijmans is one of the largest publicly listed Dutch construction and development groups, with a national residential new-build and renovation portfolio. It competes with Kelderman for woningcorporatie tenders and developers in central Netherlands but at a much broader and more industrialized scale.
• VolkerWessels: VolkerWessels is a top-tier Dutch construction, infrastructure and real estate developer with national residential development arms. It competes for the same housing-corporation and developer tenders as Kelderman but operates across the entire Netherlands and adjacent countries.
• Ballast Nedam: Ballast Nedam is a long-established Dutch construction and development firm active in residential and utility building, with a growing focus on circular and modular construction. Its modular and timber initiatives increasingly compete with Kelderman's Karakter concept products.
• Royal BAM Group: Royal BAM Group is the largest Dutch construction group, with significant residential new-build, renovation and large-scale development activity across the Netherlands. It is a broad-incumbent competitor in tendered residential work that Kelderman pursues through housing corporations and developers.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/kelderman-groep

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

Funding overview

Funding rounds

Investors

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

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Kelderman Groep