Wédéflex Duurzame Daksystemen

What Wédéflex Duurzame Daksystemen does

Wédéflex Duurzame Daksystemen is a Dutch supplier of modified bitumen roofing membrane systems, founded in 1979 (approximately 45 years ago) and headquartered at Zuid-Willemsvaart 14, 's-Hertogenbosch. Its legal entity is Wand- en Dakprodukten B.V. (KvK 16050805). The company sells an extensive portfolio of top-layer membranes (D3, D3 Diamond, D4, D4 No Roots, Mineral, Olivijn and Design variants — many available in self-adhesive/ZK versions), base-layer and underlayer membranes (Wédébase, Wédémec, Wédedefend, Wédénop), specialised products such as Wédétectie leak-detection sensors, and a circularity stack anchored by its own recycling machine in Capelle a/d IJssel. All products are documented with Declarations of Performance under the EU Construction Products Regulation and are produced in close collaboration with bitumen manufacturer Index.

The company goes to market exclusively through the Wédéflex Established Dealer network — certified roofing contractors across the Netherlands who must hold an annual Certificaat van Erkenning, operate under KOMO certificates K91908/K7050, and employ workers trained via the Wédéflex Established Verwerker course at Tectum (scheduled 28 times in 2024). Its three-phase customer journey spans advisory/specification (Initiative), dealer installation (Realisation), and post-installation performance monitoring via the Wédéscan web portal and WédéMobile app (Performance). Differentiators include a Kiwa BDA-verified 42+ year proven lifespan, a unique 10-year All-in Verzekerde Garantie (insured guarantee covering materials, workmanship and up to EUR 2.5 million of consequential damage), and extended Levensloopcontract service agreements running 10/15/20 years that lock in recurring maintenance revenue and condition-score-based performance obligations.

Wédéflex operates exclusively in the Netherlands and serves property owners and building managers across commercial real estate (e.g., Wonderwoods, Makado Beek, Huuskes, Albert Heijn), housing corporations (Vidomes, De Alliantie) and government clients (Gemeente Den Haag, Gemeente Bergeijk, ProRail/NS, Hogeschool Windesheim). Revenue is generated through one-time roofing material sales, recurring Wédéscan subscriptions, multi-year Levensloopcontract maintenance agreements and dealer-led installation services, with pricing set project-by-project via the dealer channel rather than through published price lists.

Name

Wédéflex Duurzame Daksystemen

Legal name

Wand- en Dakprodukten B.V.

Website

https://wedeflex.nl

Company type

Private

Founded year

1979

Operating status

Operating

Headcount range

11–50 employees

Short description

Wédéflex Duurzame Daksystemen is a Dutch supplier of premium modified-bitumen roofing membrane systems, sold exclusively through its certified Wédéflex Established Dealer network across the Netherlands to property owners, housing corporations, municipalities and commercial developers, with a unique 10-year insured warranty and recurring lifecycle maintenance contracts.

Ownership category

akta.pro rank

Product category

Commercial Roofing Systems

NAICS

Asphalt Paving, Roofing, and Saturated Materials Manufacturing (32412), Asphalt Shingle and Coating Materials Manufacturing (324122)

SIC

Asphalt Paving & Roofing Materials (2950)

akta.pro primary industry

Modified Bitumen Roofing (IMADAFAG)

akta.pro secondary industries

Roofing Systems & Waterproofing (Membranes, Shingles, TPO/EPDM, Liquid-Applied) (IMAFAMAA), Industrial & Waterproofing Bitumen Products (Roofing, Membranes, Shingles, Sealants) (EUALAKAF), Roofing Adhesives, Sealants & Leak Repair (IMADAOAF)

Keywords

• Bitumen roofing membranes
• Flat roof systems
• Green roof solutions
• Roof management software
• Roofing warranty services

Headquarters

HQ city

's-hertogenbosch

HQ country

Netherlands

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Roofing Material Sales: Sale of proprietary bitumen roofing membrane systems, underlayers, and accessories through the Wédéflex Established Dealer network. Products include D3, D4, Mineral, Wédémec, Wédébase, Wédédefend, and self-adhesive (ZK) product lines.
2. Wédéscan Roof Management Platform: Digital roof management tool with annual monitoring and inspection services, linked to performance-based maintenance contracts and lifecycle management.
3. Levensloopcontract (Lifecycle Contract): Extended warranty and maintenance contracts covering periods of 10, 15, or 20 years, including periodic cleaning, inspection, RIC maintenance, and BDA inspections in years 1, 9, and 14.
4. Installation via Established Dealers: Installation services provided exclusively through certified Wédéflex Established Dealers, who are specially trained and annually certified. The dealer network handles all on-site execution.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels7 records

Core offering

Wédéflex Duurzame Daksystemen is a Dutch supplier of modified bitumen waterproofing roofing membrane systems (top layers, underlayers, self-adhesive ZK variants, root-resistant and mineral finishes) and complementary roof systems (retention roofs, green roofs), supported by a certified Established Dealer installation network. The company bundles these physical products with a proprietary digital roof management platform (Wédéscan/Wédémobile), a 10-year insured warranty (Verzekerde Garantie), lifecycle maintenance contracts (Levensloopcontract), and an in-house bitumen recycling operation.

Product overview

Wédéflex Duurzame Daksystemen is a Dutch manufacturer and system provider of durable bitumen waterproofing roof membranes and complete roof systems, based in 's-Hertogenbosch, the Netherlands. The company operates as a family-owned business (legal entity: Wand- en Dakprodukten B.V., KvK 16050805) and positions itself as a premium roof system provider under the 'Wédéflex Premium Daksystemen' brand. The product portfolio spans four main categories: (1) Top-layer membranes including the Wédéflex D3, D4, Design, Mineral, and Olivijn families — each available in standard, self-adhesive (ZK), and specialized variants; (2) Underlayer and base-layer membranes including Wédébase, Wédédefend, Wédémec, and Wédénop products; (3) Specialized products including Wédétectie (leak detection sensors), Wédékal, Wédécoat, and co-branded Unidek Wédé-Blackpearl; and (4) Digital services anchored by Wédéscan — a web-based roof management portal with NEN 2767 condition inspection, RLI scoring, TCO planning, and Just-In-Time maintenance scheduling, accessible via the WédéMobile app. The company also offers a suite of services including the unique 10-year All-in Verzekerde Garantie (insured guarantee), the Levensloopcontract (lifecycle contract) extending coverage to 20+ years, 3-Fasenbegeleiding (three-phase project guidance), Bestekservice (specification writing), and Prestatiegericht Dakonderhoud (performance-based maintenance). Supporting circularity, Wédéflex operates its own recycling installation in Capelle a/d IJssel to process bitumen membrane waste into new roofing rolls. Products are exclusively installed by the Wédéflex Established Dealer network — certified roofing contractors who undergo specialized training and are annually recertified. The company's core differentiators include a proven 42+ year lifespan documented by Kiwa BDA lifecycle research, a financial analysis showing 28% lower cost versus competing systems (Arcadis), and the 10-year insured guarantee covering materials, workmanship, and consequential damage.

Differentiator

Problem solved

Functional benefit

Brands

• Wédéscan: Digital roof management portal and inspection system for monitoring roof condition, maintenance scheduling, and lifecycle management.
• WédéMobile
• Wédéflex Established Dealers
• Verzekerde Garantie
• DE REDAKTIE

Products and services

• Wédéflex D3 and D4 Bitumen Roofing Membranes
• Wédéflex Underlayer and Base Layer Membranes (Wédébase, Wédédéfend, Wédémec, Wédénop, Wédékal)
• Wédétectie Leak Detection Sensor System

Quantifiable outcome

• 42+ year proven lifespan verified by Kiwa BDA (2024 lifecycle research)
• +4 more outcomes

Named customers10 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

Integration1 record

Feature5 records

Partnerships

Twelve partnerships are on record, tiered core and minor.

• Index (Bitumen Roofing Products Producer)coreStrategic or Co-development PartnerIndex is the producer of Wédéflex's bitumen roofing products. Wédéflex works continuously with Index to invest in further greening and improving products and roofing solutions. This is a foundational supplier relationship at the core of Wédéflex's product quality.
• E. van Wijk (Logistics Partner)coreStrategic or Co-development PartnerLongstanding logistics partner (since Wédéflex's founding ~45 years ago). E. van Wijk handles all product distribution. In 2023, the partnership adopted an electric DAF truck as part of the move toward emission-free logistics. In 2025, E. van Wijk co-invested in Wédéflex's electric truck. Also involved in the recycling installation logistics in Capelle a/d IJssel.
• Erdo (Bitumen Recycling)coreStrategic or Co-development PartnerErdo partnered with Wédéflex and E. van Wijk to establish the recycling machine in Capelle a/d IJssel, operational from mid-2025. Erdo contributes to the circular economy mission by processing bitumen roofing waste.
• Kiwa BDAcoreStrategic or Co-development PartnerIndependent certification and lifecycle research organisation. Kiwa BDA conducts periodic lifecycle research on Wédéflex roofing systems, confirming the 42+ year proven lifespan. Latest lifecycle report delivered in 2024.
• BDA Dakadvies bv (Bureau Dak Advies)coreStrategic or Co-development PartnerIndependent building consultancy serving as the neutral arbiter for damage assessment under the Verzekerde Garantie. Also conducts inspections in years 1, 9, and 14 of the Levensloopcontract. BDA's ruling is binding for warranty purposes.
• Tectum (Roofing Training Institute)coreStrategic or Co-development PartnerTectum provides the official 'Wédéflex Established Verwerker' training programme for roofing contractors. In 2024, the course was scheduled 28 times, indicating strong demand and importance to the quality assurance system.
• Alba Concepts (Sustainability Advisory)minorStrategic or Co-development PartnerSustainability advisory firm. Pieter Dorresteijn (KAM Manager at Wédéflex) and Sander van Gemert of Alba Concepts collaborated on research value and results.
• ProBitumen (Bitumen Industry Association)minorOthersBranch association of bitumen roofing product manufacturers and suppliers in the Benelux. Wédéflex is a member. Peter Ligthart is both director of ProBitumen and Stichting Dak & Milieu. Wédéflex contributes to bitumen recycling initiatives through this network.
• Stichting Dak & Milieu (Roof & Environment Foundation)minorOthersProject organisation specifically for the roofing industry. One of its projects focuses on bitumen recycling and collection of cut-off waste. Wédéflex participates through the Wédérom programme.
• Nationaal Dakenplan (NDP) (National Roofs Plan)minorOthersNational platform bringing together parties for knowledge sharing, innovation, and results to optimally utilise Dutch roof potential. Wédéflex participates as a knowledge partner.
• BouwLab R&Do (Construction Testing Platform)minorStrategic or Co-development PartnerInnovation testing platform where construction solutions of tomorrow are tested today. Wédéflex collaborates with BouwLab R&Do for experimental and research activities.
• Sam Groofing (Green Roof Specialist)minorStrategic or Co-development PartnerSpecialist company that collaborated with Wédéflex to test and develop green roof solutions on sloping/curved roofs, opening new market opportunities.

Scale indicators6 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• BMI Group (incl. Icopal): European roofing heavyweight (owned by Standard Industries), with Icopal as its bitumen brand and wide presence in the Netherlands. Broader and larger than Wédéflex, offering bitumen, single-ply, and pitched roofing across both residential and commercial segments.
• Sika Roofing (Sarnafil): Swiss construction chemicals giant offering Sarnafil single-ply membranes and complementary waterproofing systems used on Dutch flat roofs. A broader incumbent with deeper R&D and international footprint, but competing for the same commercial flat-roof specifications.
• Firestone Building Products: Holcim-owned manufacturer of EPDM and TPO roofing membranes with European operations. Competes in Dutch flat-roofing with a different primary chemistry but overlapping customer base (commercial property owners, dealers, and specifiers).
• Carlisle Construction Materials: North-American leader in single-ply and modified-bitumen roofing, expanding in Europe. Comparable end-markets (flat-roof commercial projects, certified systems, warranties) but currently a broader incumbent rather than a Benelux bitumen specialist.
• Tremco Roofing (Tremco / Nullifire / European brands): European-focused roofing and waterproofing manufacturer offering modified bitumen, liquid-applied, and integrated roof systems. A broader incumbent that overlaps with Wédéflex's commercial and institutional project pipeline in the Netherlands.

Direct peers

• Derbigum: Belgian-Norwegian manufacturer specializing in modified bitumen roofing membranes with a strong circularity and recycling program. Highly comparable to Wédéflex's positioning: premium bitumen, long-lifecycle claims, recycling, and warranty-led differentiation in Benelux.
• Index (Industria Chimica Edile): Italian bitumen membrane manufacturer and Wédéflex's strategic production partner. Index produces polymer-modified bitumen roofing membranes under its own brands and supplies Wédéflex's branded membranes; they share the same core technology (APP/SBS modified bitumen) and compete in the same flat-roof segment where Wédéflex exists.
• IKO (Panasonic Group): Global bitumen and single-ply roofing manufacturer (acquired by Panasonic), with established modified-bitumen product lines. Comparable to Wédéflex in core technology and warranty offerings and actively competes in the Dutch and broader European flat-roof market.
• Soprema: French multinational and one of the world's largest producers of modified bitumen waterproofing membranes, liquid-applied systems, and green-roof solutions. Directly comparable to Wédéflex across product portfolio, cert-based warranties, and integrated circularity initiatives; competes for the same Dutch commercial flat-roof projects.
• Bauder: German manufacturer of bitumen and single-ply roofing membranes with significant presence in the Netherlands. Competes head-to-head with Wédéflex on flat and green roofs, offering comparable certified assemblies and extended warranties — particularly relevant as a Germany/Benelux peer.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/wedeflex-duurzame-daksystemen

Compliance10 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles10 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 Wédéflex Duurzame Daksystemen