Knol Bouwgroep B.v.
Knol Bouwgroep B.V. is a third-generation Dutch family-owned general contractor, founded in 1930 and based in Hasselt, Netherlands, delivering residential, commercial, and renovation construction for regional housing corporations, developers, and government clients.
- Company typePrivate
- Founded1930
- HeadquartersHasselt, Netherlands
- Headcount11–50
- GTM typeB2B
- OfferingServices
What Knol Bouwgroep B.v. does
Knol Bouwgroep B.V. is a privately held, family-owned Dutch general contractor founded in 1930 and headquartered in Hasselt, Overijssel, currently led by third-generation directors Herman Knol and Harmen Knol. The firm operates with a team of approximately 35 employees across three service lines: woningbouw (residential construction), utiliteitsbouw (commercial and institutional construction), and kleinbouw (small-scale and renovation works). Its customer base is concentrated in regional Dutch housing corporations, real estate developers, and government clients, with named counterparties including Triada, Wetland Wonen, WVG, Achterberg, Resido, Zwanenburg, Junco, and Rijksvastgoedbedrijf.
The company delivers projects using an internally developed Lean construction methodology and has built a distinctive capability in circular/sustainable construction, evidenced by the Amersfoortse Architectuurprijs 2020 awarded for the BIA office building. It holds ISO 9001, VCA**, and FSC certifications, and is recognized as an "Erkend Leerbedrijf" (accredited training company). The active project pipeline includes multiple mid-sized residential schemes: 48 apartments in Lelystad ("De Pionier"), 27 units in Vaassen, 26 units in Hardenberg, and 23 units in Zwolle, with geographic reach extending from the Overijssel base into Flevoland and the broader Randstad-adjacent region.
The business model is project-based construction contracting for institutional and developer clients in the Dutch market, with revenue generated through fixed-price and likely cost-plus build contracts. Go-to-market is relationship-driven and regional, anchored by repeat engagement from housing corporations and developers, plus community sponsorship (notably 20 years as main sponsor of a local sports club). There is no external investor base; the firm is fully family-controlled and self-financed, with sustained multi-decade operation serving as evidence of durable cash generation.
Knol Bouwgroep B.v. firmographics
Firmographics- Name
- Knol Bouwgroep B.v.
- Legal name
- Knolbouw
- Website
- https://knolbouw.nl
- Company type
- Private
- Founded year
- 1930
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Knol Bouwgroep B.V. is a third-generation Dutch family-owned general contractor, founded in 1930 and based in Hasselt, Netherlands, delivering residential, commercial, and renovation construction for regional housing corporations, developers, and government clients.
- Ownership category
- akta.pro rank
Knol Bouwgroep B.v. industry classification
Industry- Product category
- General Construction Services
- NAICS
- Residential Building Construction (2361), New Multifamily Housing Construction (except For-Sale Builders) (236116), Nonresidential Building Construction (2362)
- SIC
- General Bldg Contractors - Residential Bldgs (1520), General Bldg Contractors - Nonresidential Bldgs (1540)
- akta.pro primary industry
- Residential General Contracting (New Build) (IMAFAAAB)
- akta.pro secondary industry
- Residential Land Development & Subdivision Homebuilding (Build-to-Sell Communities) (IMAFABAL)
Keywords
Where Knol Bouwgroep B.v. is headquartered
LocationHeadquarters
- HQ city
- Hasselt
- HQ country
- Netherlands
- HQ region
- Europe
Offices1 record
Markets served
Knol Bouwgroep B.v. business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Supply Chain, Operations, Infrastructure, Marketing or Sales
Revenue model
- Construction Contracts - Residential: One-time project-based revenue from constructing new residential buildings including housing developments, apartments, and single-family homes for housing corporations, developers, and private clients. Revenue is recognized upon project completion and handover.
- Construction Contracts - Utiliteitsbouw (Commercial): One-time project-based revenue from constructing commercial, institutional, and civic buildings such as offices, care facilities, schools, churches, and multi-functional centers for businesses, healthcare providers, government, and educational institutions.
- Kleinbouw (Small-Scale Construction and Renovation): Project-based revenue from smaller construction, renovation, and extension projects for businesses and private individuals. Projects include business premises upgrades and additions, managed with dedicated single points of contact.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Project-specific quotes based on client requirements, scope, and specifications. |
Go-to-market motion2 records
Distribution channels3 records
Marketing channels6 records
Knol Bouwgroep B.v. product offering
Product offeringCore offering
Knol Bouwgroep is a Dutch construction company that delivers residential, commercial/institutional, and small-scale construction and renovation projects for housing corporations, real estate developers, government bodies, businesses, healthcare organizations, and educational institutions. Its services span new construction, renovation, apartment developments, and circular building using Lean construction management principles, with dedicated buyer guidance (kopersbegeleiding) for developer-led residential projects. All work is delivered by an in-house team of approximately 35 employees from its Hasselt headquarters.
Product overview
Knol Bouwgroep B.v. is a construction company operating as a unified service provider without a modular software product architecture. The company offers three core construction services: Woningbouw (residential construction), Utiliteitsbouw (commercial/institutional construction), and Kleinbouw (small-scale construction/renovation). Their main specialization is Appartementen (apartment construction), with notable expertise in circular building practices. Additional services include buyer guidance (kopersbegeleiding) for residential projects. The company also constructs multi-functional facilities like community centers. All services are delivered through their own team of 35 employees using their own equipment, with long-term partnerships with reliable subcontractors.
Differentiator
Problem solved
Functional benefit
Products and services
- Woningbouw (Residential Construction) Construction of residential buildings including row houses, apartments, detached and semi-detached houses for developers, housing corporations, and architects. The company works with clients from the early design phase through completion and buyer handover.
- Utiliteitsbouw (Commercial and Institutional Construction) Construction of commercial and institutional buildings including offices, business premises, schools, churches, healthcare facilities, and multi-functional centers for businesses, government, healthcare providers, and educational institutions.
- Kleinbouw (Small-Scale Construction and Renovation) Smaller-scale construction, renovation, and extension projects for businesses and private clients, including business premises upgrades and additions, managed with dedicated single points of contact.
- Appartementen (Apartment Construction) Specialized construction of apartment buildings for developers, housing corporations, and architects, ranging from 4 to 50 units per project, including rental and owner-occupied apartments.
- Circulair Bouwen (Circular Construction) Construction of demountable and reusable buildings using circular construction methods, including demountable concrete foundations, reusable steel structures, and reused timber floor elements, minimizing environmental impact.
- Kopersbegeleiding (Buyer Guidance) Comprehensive buyer support from purchase through delivery and aftercare, handling construction timeline questions, modifications, and individual buyer needs for developer-led residential projects.
Quantifiable outcome
- Buildings delivered up to 1 month early with minimal handover issues, scoring better than average on defect lists.
- +3 more outcomes
Companies that use Knol Bouwgroep B.v.
Customer profileNamed customers2 records
Segments7 records
Ideal customer profiles6 records
Knol Bouwgroep B.v. technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
Knol Bouwgroep B.v. partnerships and signals
Strategic signalPartnerships
Nine partnerships are on record, tiered core and minor.
- Woonstichting TriadacoreLong-standing strategic partnership with Woonstichting Triada, a housing corporation based in Epe. Knol Bouw has delivered multiple projects for Triada including social housing, apartments, and care facilities. The relationship is described as a successful long-term collaboration with projects spanning more than a decade.
- Wetland WonencoreSuccessful multi-year partnership with housing corporation Wetland Wonen. Projects include 17 care apartments in Zwolle (Eikenlaan), 13 homes in Blokzijl, 20 homes in Sint Jansklooster, and transformation of existing buildings into 8 additional care apartments.
- WVG OntwikkelingcoreLong-term developer partnership with WVG Ontwikkeling from Meppel. Collaborative projects include 38 apartments in Hasselt ('Wachters in de Weide') and 6 apartments in Bergentheim ('De Veenderij'). The partnership operates as equal partners in bouwteam arrangements.
- Resido Vastgoed B.V.coreDeveloper partnership for multiple residential projects including 25 Villa Loeff apartments in Epe and 23 Huys Vogelweyde apartments in Zwolle. Projects span rental and owner-occupied apartments serving diverse target groups.
- Achterberg GroepminorDeveloper partnership for residential projects including 4 'De Tippe' homes in Epe and 15 Marshoogte homes in Hardenberg. Projects are typically delivered in bouwteam arrangement with Achterberg as developer.
- RijksvastgoedbedrijfminorGovernment real estate body listed as a client. Projects are delivered under public procurement frameworks with the emphasis on reliable delivery within agreed budgets, timelines, and quality standards.
- Stichting MFG2minorFoundation client for the Multi-Functional Center 'MFC de Binding' in Biddinghuizen. This complex project included a sports hall, two churches, a restaurant, and community spaces in a multi-phase construction program.
- Boersema Installatie Adviseurs (BIA)minorDesign-assist and collaborative construction relationship resulting in a fully circular and demountable office building in Amersfoort. Knol Bouw engaged proactively with BIA's circular ambitions, adopting their sustainability goals and contributing to the winning of the Amersfoortse Architectuurprijs 2020.
- Projectteam KersenbloesemhofminorCollaborative development partnership with the Kersenbloesemhof project team (Michel Mulder and partners) for residential developments in Almere. Delivered 10 Sakura lane homes and 18 Perenbloesemhof homes, with a third project underway.
Scale indicators4 records
Recent moves5 records
Expansion highlights5 records
Knol Bouwgroep B.v. competitors and assessment
Company assessmentBroad incumbents
- VolkerWessels: Large Dutch construction group with integrated residential development, non-residential building, and infrastructure businesses. Competes in the same housing-corporation procurement market with comparable energy-neutral residential offerings.
- Dura Vermeer: Large Dutch construction and infrastructure firm with significant residential development and utility-construction operations. Comparable in non-residential building delivery and in energy-efficient residential positioning.
- Heijmans: Major Dutch construction and real estate company operating across residential development, non-residential construction, and infrastructure. Overlaps with Knol Bouw in housing-corporation and developer-led residential projects, but at national scale and broader portfolio.
- BAM Bouw en Techniek: Largest Dutch construction group with extensive residential, commercial, and civil operations across the Netherlands and beyond. Competes for the same housing corporation and developer tenders, including sustainability-focused residential projects.
Direct peers
- Van Wijnen: Mid-sized Dutch construction company delivering residential developments, apartments, and renovation projects for housing corporations and developers. Overlapping offering in energy-efficient new-build apartments and comparable bouwteam engagement model.
- Plegt-Vos: Dutch regional construction firm active in residential, commercial, and renovation projects across the eastern Netherlands. Similar scale and customer profile, with comparable dependence on housing corporations and developer clients.
- Trebbe: Dutch construction and development company with residential and commercial building operations. Comparable mid-market positioning with focus on housing corporations, developers, and similar sustainability/circular construction positioning.
- Hegeman Bouwgroep: Dutch regional general contractor focused on residential and utility construction with a similar family-business heritage and project-scale profile. Closely comparable in customer segments (housing corporations, developers) and service mix (woningbouw + utiliteitsbouw).
Market position
Strengths4 records
Weaknesses5 records
Competitive moat4 records
Key risks6 records
Key highlights6 records
Customer concentration
Knol Bouwgroep B.v. social profiles
Digital presenceKnol Bouwgroep B.v. compliance and trust
Trust signalCompliance4 records
Knol Bouwgroep B.v. financial estimates
Financial estimateRevenue estimate
Valuation estimate
Knol Bouwgroep B.v. leadership team
Management profileNumber of profiles
Profiles2 records
Knol Bouwgroep B.v. funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Knol Bouwgroep B.v. M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Knol Bouwgroep B.v.
What does Knol Bouwgroep B.v. do?
Knol Bouwgroep is a Dutch construction company that delivers residential, commercial/institutional, and small-scale construction and renovation projects for housing corporations, real estate developers, government bodies, businesses, healthcare organizations, and educational institutions. Its services span new construction, renovation, apartment developments, and circular building using Lean construction management principles, with dedicated buyer guidance (kopersbegeleiding) for developer-led residential projects. All work is delivered by an in-house team of approximately 35 employees from its Hasselt headquarters.
Is Knol Bouwgroep B.v. a public or private company?
Knol Bouwgroep B.v. is a private company. It is classified as family owned and is currently operating.
When was Knol Bouwgroep B.v. founded?
Knol Bouwgroep B.v. was founded in 1930. It employs 11 to 50 people.
Where is Knol Bouwgroep B.v. based?
Knol Bouwgroep B.v. is headquartered in Hasselt, Netherlands, in the Europe region.
How does Knol Bouwgroep B.v. make money?
Three revenue lines are on record. Construction Contracts - Residential is the primary driver. The others are construction Contracts - Utiliteitsbouw (Commercial) and kleinbouw (Small-Scale Construction and Renovation).
Who are Knol Bouwgroep B.v.'s main competitors?
Broad incumbents on record are VolkerWessels, Dura Vermeer, Heijmans and BAM Bouw en Techniek. Direct peers are Van Wijnen, Plegt-Vos, Trebbe and Hegeman Bouwgroep.
Does Knol Bouwgroep B.v. have an API?
No public API is recorded for Knol Bouwgroep B.v..
What industry is Knol Bouwgroep B.v. in?
Knol Bouwgroep B.v.'s product category is General Construction Services. Its primary akta.pro industry code is IMAFAAAB, Residential General Contracting (New Build), with a secondary code of IMAFABAL, Residential Land Development & Subdivision Homebuilding (Build-to-Sell Communities). Its NAICS code is 2361 and its SIC code is 1520.