What Takkenkamp Groep does

Takkenkamp Groep B.V. is a privately held Dutch specialty construction and renovation group founded in 1935 and headquartered in Apeldoorn, with additional offices in Zelhem (Techniek & Innovatie / Technical Service) and Rotterdam (Imto regional HQ), and a German subsidiary at takkenkamp.de. The company delivers four core service lines: insulation (cavity wall, floor, roof, and bio-based materials including miscanthus and wheat straw), restoration of monumental and historic buildings (masonry, natural stone, joint work, executed under ERM guidelines), facade maintenance and renovation (including the proprietary Total Wall System for crack repair and structural reinforcement), and custom plastic window frames with insulating glass under the Axxent brand. Work is executed through a multi-brand subsidiary structure comprising Imto Vastgoed Verduurzamers (South-West Netherlands platform, joined January 2024), Unico Verduurzaming (acquired May 2026), Van Milt Restaurateurs (heritage restoration), Koedooder BV (masonry), and Axxent Nederland (window frames).

Revenue is generated through B2B project-based and multi-year maintenance contracts, with pricing determined by property assessment, scope, and materials rather than published rates; quotes are requested via website contact forms or dedicated regional phone numbers for Isolatie, Restauratie, and Gevelonderhoud. Customer segments span housing corporations, monument and heritage owners, healthcare and institutional buildings (e.g., Rijnstate Ziekenhuis), government and education clients (Gemeente Zeist / Slot Zeist, Universiteit van Amsterdam / Het Witte Huis), and private homeowners. Go-to-market is primarily direct enterprise field sales supplemented by organic social, project portfolio content marketing, and a dedicated recruitment portal.

The group's competitive position is anchored by a stack of sector certifications (KOMO, VCA, ISO 9001, SKG-IKOB Safety Culture Ladder, Insula Keurmerk, ERM, Erkend Leerbedrijf) and by in-house equipment innovation, notably a battery-electric insulation machine developed at the Zelhem facility that delivers zero-emission operation, reduces jobsite noise from 103 dB to 89 dB, and integrates remote sensor monitoring for production logging and maintenance planning. Ownership is private, with the Takkenkamp family and operating leadership controlling the group; no external private equity or venture investment is disclosed, and the capital structure supports a buy-and-build expansion strategy executed through the 2024 Imto and 2026 Unico acquisitions.

Name

Takkenkamp Groep

Legal name

Takkenkamp Groep B.V.

Website

https://takkenkampgroep.nl

Company type

Private

Founded year

1945

Operating status

Operating

Headcount range

101–250 employees

Short description

Takkenkamp Groep is a privately held Dutch specialty construction group delivering insulation, monument restoration, facade maintenance, and window-frame services to housing corporations, healthcare, government, education, and heritage-property clients across the Netherlands and Germany.

Ownership category

akta.pro rank

Product category

Building Renovation Services

NAICS

Drywall and Insulation Contractors (238310), Siding Contractors (238170)

akta.pro primary industry

Attic Insulation, Air Sealing & Ventilation Upgrades (HSAPACAI)

akta.pro secondary industries

Siding Installation & Replacement (HSAPAKAD), Insulation & Air/Vapor Barrier Systems (Thermal, Acoustic, WRB/AVB) (IMAFAMAD)

Keywords

• Building insulation services
• Facade maintenance services
• Monument restoration services
• Heritage building renovation
• Property sustainability solutions

Headquarters

HQ city

Apeldoorn

HQ country

Netherlands

HQ region

Europe

Offices3 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

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

Revenue model

1. Insulation Services: Project-based revenue from installing cavity wall insulation, floor insulation, roof insulation, and bio-based insulation materials for residential and commercial buildings. Revenue is generated through one-time project fees based on scope and property size.
2. Restoration Services: Specialized restoration of monumental buildings, including masonry work, natural stone restoration, joint replacement, and historic preservation. Revenue generated through negotiated project contracts for complex, long-term restoration projects.
3. Facade Maintenance Services: Facade renovation, crack repair, painting, and structural reinforcement services. Revenue from both planned maintenance contracts and project-based work for housing corporations and property owners.
4. Plastic Window Frames: Sale and installation of custom plastic window frames with insulating glass. Product sales component alongside service offerings.

Pricing tiers

Go-to-market motion2 records

Distribution channels6 records

Marketing channels7 records

Core offering

Takkenkamp Groep provides insulation, restoration, and facade maintenance services for residential, commercial, and monumental buildings in the Netherlands. The company installs cavity wall, floor, and roof insulation using materials such as glass wool and bio-based options, performs specialized restoration of historic monuments through masonry, natural stone, and joint work, and delivers facade renovation, crack repair, painting, and structural reinforcement services. It also supplies and installs custom plastic window frames with insulating glass via its Axxent brand.

Product overview

Takkenkamp Groep is a leading Dutch specialist in insulation, restoration, and facade maintenance for buildings and monuments. The company operates a multi-brand portfolio structure consisting of its core services (Isolatie, Restauratie, Gevelonderhoud, Kunststof Kozijnen) delivered through sub-brands including Van Milt Restaurateurs (heritage restoration), Imto Vastgoed Verduurzamers (property decarbonization, South-West region), Axxent Nederland (plastic window frames), and Takkenkamp Vastgoed Verduurzamers (insulation execution). The group focuses on sustainable renovation and energy efficiency improvements for residential and commercial properties, with recent innovation in electric insulation machinery.

Differentiator

Problem solved

Functional benefit

Products and services

• Isolatie (Insulation) Insulation solutions for energy savings, living comfort, and increased property value. Includes cavity wall insulation, floor insulation, and roof insulation using materials such as glass wool, biobased materials (miscanthus, wheat straw), and products like Aminotherm and Drowa Chips. Delivered to property owners, housing corporations, and homeowners.
• Restauratie (Restoration) Complete restoration of monumental buildings in all facets, including heritage preservation, masonry repair, stonework, jointing, and crack repair, executed with passion and craftsmanship. Targeted at monument and heritage property owners.
• Gevelonderhoud (Facade Maintenance) Comprehensive facade maintenance and renovation services including masonry repair, jointing, cleaning, concrete repair, steel conservation, painting, and Total Wall System for sustainable crack repair. Delivered to property owners, housing corporations, and institutional buildings.
• Kunststof Kozijnen (Plastic Window Frames) Custom plastic window frames with double or triple glazing, from advice and measuring to installation and aftercare, branded as Axxent. Delivered to property owners and homeowners seeking energy-efficient window replacements.

Quantifiable outcome

• Electric insulation machine reduces noise from 103 db to 89 db
• +1 more outcomes

Named customers6 records

Segments4 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

Five partnerships are on record, tiered core.

• Unico VerduurzamingcoreStrategic or Co-development Partner · 1 May 2026Takkenkamp Groep acquired the business activities of Unico Verduurzaming, a specialized small insulation company from Halsteren. Unico becomes part of Imto Vastgoed Verduurzamers, which is part of Takkenkamp Groep. The acquisition strengthens Imto's position in insulation and provides a complete offering for sustainability of existing real estate in the South-West region. Unico continues to operate under its own name for now while integrating into Imto.
• Imto Vastgoed VerduurzamerscoreStrategic or Co-development Partner · 1 January 2024Imto Vastgoed Verduurzamers joined Takkenkamp Groep in January 2024. Imto focuses on sustainability of existing real estate with facade maintenance and insulation as key business areas. Serves the South-West region from Rotterdam office.
• Van Milt RestaurateurscoreStrategic or Co-development PartnerSubsidiary specializing in monument restoration, operating under Takkenkamp Groep. Works according to ERM guidelines for certified monument restoration. Services include masonry, natural stone restoration, and joint work.
• Koedooder BVcoreStrategic or Co-development PartnerSubsidiary of Takkenkamp Groep specializing in masonry work. Referenced in footer of main website.
• Axxent NederlandcoreStrategic or Co-development PartnerSubsidiary under Imto, mentioned in company logos section. Serves as plastic window frame specialist.

Scale indicators2 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Royal BAM Group: Largest Dutch construction and engineering group, active across building, infrastructure, and property development. Comparable as a broad incumbent that overlaps with Takkenkamp on insulation, renovation, and facade work as part of a much larger portfolio, but is not specialized in monument restoration or small/medium Dutch retrofits.
• Heijmans: Major Dutch listed construction and real-estate company with residential, utility, and renovation operations. Comparable as a broad incumbent that can deliver insulation and facade work at scale, but competes in different geographies and on different project sizes than Takkenkamp's specialist mid-market.
• Dura Vermeer: Dutch family-owned construction group with residential, commercial, and infrastructure businesses, including renovation and maintenance work. Comparable as a broad incumbent overlapping with Takkenkamp on facade maintenance and renovation, though Dura Vermeer operates at a much larger scale and broader scope.
• VolkerWessels: Large Dutch construction group with operations across building, infrastructure, and energy/sustainability. Comparable as a broad incumbent active in Dutch renovation and sustainability work, competing with Takkenkamp for housing-corporation and institutional clients but with a far broader portfolio.
• ROCKWOOL: Global stone-wool insulation manufacturer with strong presence in the Netherlands. Comparable as a broad incumbent upstream of Takkenkamp's value chain (insulation materials) and adjacent through its installer-facing technical and sustainability programs, but does not perform installation services itself.
• Saint-Gobain: Global building materials group producing insulation, glass, and facade systems. Comparable as a broad incumbent supplying many of the materials Takkenkamp installs (e.g., glass-wool insulation under Isover), and competes indirectly via its energy-efficiency and renovation solutions in the Dutch market.
• Kingspan Group: Global building envelope manufacturer of insulation panels and facade systems. Comparable as a broad incumbent in high-performance building envelope products, competing indirectly with Takkenkamp on energy-efficiency retrofits, though it sells systems rather than installation labor.

Direct peers

• Hemubo: Dutch specialist contractor focused on facade maintenance, renovation, and concrete repair. Closest direct peer to Takkenkamp's Gevelonderhoud line, with similar mid-market enterprise customers (housing corporations, property owners) and a comparable regional specialist positioning in the Netherlands.
• Linthorst Techniek: Dutch technical services and insulation contractor serving industrial and utility clients. Comparable as a direct peer in the insulation services space, with overlapping capabilities in pipe, equipment, and building insulation, though more skewed to industrial rather than residential/heritage projects.

Others

• Reynaers Aluminium: European manufacturer of aluminium window, door, and facade systems. Comparable as a supplier/adjacent player to Takkenkamp's Axxent plastic window-frame business and facade work, but does not perform installation services and competes in a different frame material.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UC_osZcfydgGDybdSFrdRDIA
• Facebookfacebook.com/takkenkampgroep
• LinkedInlinkedin.com/company/takkenkamp-groep
• Instagraminstagram.com/takkenkampgroep
• Xx.com/takkenkampgevel

Compliance9 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

Subsidiaries5 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 Takkenkamp Groep