IsoBouw Systems
BEWI IsoBouw manufactures EPS-based building insulation products for the Dutch and Belgian construction markets. A subsidiary of BEWI Group, it supplies housing corporations, contractors, and government clients with roof, facade, floor, ceiling, and foundation insulation solutions.
- Company typePrivate
- Founded1980
- HeadquartersSomeren, Netherlands
- Headcount101–250
- GTM typeB2B
- OfferingHardware or Manufacturing
What IsoBouw Systems does
BEWI IsoBouw is a Netherlands-based manufacturer of building insulation products, operating as the Dutch specialty insulation arm of Nordic parent BEWI Group. The company was founded in 1980-1981 and has operated for over 40 years from its headquarters in Someren, Netherlands, employing 101-250 people. Its portfolio is built on EPS (expanded polystyrene) as the base material, extended through proprietary technologies including EPS-HR for high-performance insulation cores and the patented Xire fire-resistant material. The product range covers every major building envelope component: SlimFix Dakelementen for pitched roofs, the PolyTop HR Flex range for flat roofs, SlimFort and PolyStuc for facade insulation (dry cladding and wet plaster respectively), SlimFix Deco for ceiling and attic applications, Vloerplaat for floor insulation, and PowerKist EPS formwork for foundations.
The business model is B2B hardware sales of physical insulation products to construction professionals, housing corporations, property managers, and government entities. Pricing is quote-based rather than publicly listed, with multi-year contracts typical and direct customer engagement handled through website consultation and callback forms. Distribution leverages BEWI Group's pan-European network of regional and specialty sales sites across the Netherlands, Belgium, Denmark, Norway, Sweden, Finland, Portugal, Lithuania, the UK, Poland, and Germany. Recent product activity in 2025 has been concentrated on three strategic axes: circular economy (PowerTop Eco30 with 30% recycled EPS), fire safety and high-spec regulation (XireTop), and renovation efficiency (SlimFix RenoMulti), with a biobased hemp insulation line announced to serve National Approach Biobased Building (NABB) procurement mandates.
Revenue is not publicly disclosed. The company positions under the 'Innovatie in isolatie' (Innovation in insulation) mission and the 'Improve to preserve' sustainability framework, and its 2025 product cadence suggests active participation in the European building renovation wave and tightening biobased and CO2 reporting requirements rather than passive participation in legacy new-build demand.
IsoBouw Systems firmographics
Firmographics- Name
- IsoBouw Systems
- Legal name
- BEWI IsoBouw
- Website
- https://isobouw.nl
- Company type
- Private
- Founded year
- 1980
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- BEWI IsoBouw manufactures EPS-based building insulation products for the Dutch and Belgian construction markets. A subsidiary of BEWI Group, it supplies housing corporations, contractors, and government clients with roof, facade, floor, ceiling, and foundation insulation solutions.
- Ownership category
- akta.pro rank
IsoBouw Systems industry classification
Industry- Product category
- Building Insulation Materials
- NAICS
- Polystyrene Foam Product Manufacturing (32614)
- SIC
- Plastics Foam Products (3086), Plastic Material, Synth Resin/Rubber, Cellulos (No Glass) (2820)
- akta.pro primary industry
- Foam Plastic Insulation (EPS/XPS/PIR/PUR) (IMADAGAD)
- akta.pro secondary industries
- Insulation & Air/Vapor Barrier Systems (Thermal, Acoustic, WRB/AVB) (IMAFAMAD), Roof Insulation & Cover Boards (IMADAFAN), Expanded Polystyrene (EPS) Foam Manufacturing (IMANAIAA), Polymer Foams & Cellular Materials (PU Foams, EPS/XPS, Structural Foams) (IMAEANAL)
Keywords
Where IsoBouw Systems is headquartered
LocationHeadquarters
- HQ city
- Someren
- HQ country
- Netherlands
- HQ region
- Europe
Offices1 record
Markets served
IsoBouw Systems business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Technology or R&D, Personnel, Marketing or Sales, Infrastructure
Revenue model
- Insulation Materials Sales: BEWI IsoBouw generates revenue through the sale of EPS-based insulation products, including roof elements, flat roof insulation, facade insulation, floor insulation, ceiling/attic insulation, and foundation systems. Products are sold through direct sales and channel partners to construction professionals, housing corporations, and government entities.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | B2B product sales with quote-based pricing |
Go-to-market motion1 record
Distribution channels2 records
Marketing channels4 records
IsoBouw Systems product offering
Product offeringCore offering
BEWI IsoBouw manufactures and sells EPS-based insulation products for the full building envelope, including sloped roof elements, flat roof insulation plates, facade insulation boards, attic/ceiling insulation, floor insulation plates, and EPS foundation formwork. Its offerings combine proprietary EPS-HR and patented Xire® fire-resistant technologies with sustainability-driven variants such as PowerTop Eco30 (minimum 30% recycled EPS) and biobased hemp insulation systems.
Product overview
BEWI IsoBouw is an insulation specialist offering a comprehensive portfolio of building insulation products based on EPS (expanded polystyrene) as the core material. The product range includes roof insulation solutions (SlimFix Dakelementen for sloped roofs, PolyTop HR Flex and PowerTop Eco30 for flat roofs), facade insulation (SlimFort, PolyStuc), ceiling/attic insulation (SlimFix Deco), floor insulation (Vloerplaat), and foundation solutions (PowerKist). Recent innovations include XireTop fire-resistant insulation and biobased hemp insulation systems. The company positions itself around 'Innovation in Insulation' and circular economy under the 'Improve to preserve' sustainability strategy.
Differentiator
Problem solved
Functional benefit
Brands
- PowerTop Eco30: Eco-friendly flat roof insulation plate made of EPS with minimum 30% recycled content, featuring low CO2 footprint.
- SlimFix RenoMulti
- XireTop
- SlimFort
- PolyStuc
- SlimFix Deco
- PowerKist
- Improve to preserve
Products and services
- SlimFix Dakelementen (roof elements)
Companies that use IsoBouw Systems
Customer profileSegments3 records
Ideal customer profiles3 records
IsoBouw Systems technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature7 records
IsoBouw Systems partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- BEWI GroupcoreBEWI IsoBouw is a division/brand of BEWI Group, a large Nordic manufacturer of insulation and packaging solutions. The company operates under the BEWI IsoBouw brand while benefiting from BEWI Group's manufacturing scale, research capabilities, and distribution network across Europe.
Scale indicators3 records
Recent moves6 records
Expansion highlights6 records
IsoBouw Systems competitors and assessment
Company assessmentBroad incumbents
- BASF (Styrodur / Neopor): Diversified chemical producer of EPS/XPS raw materials and branded insulation solutions. A upstream supplier and adjacent competitor to IsoBouw's EPS-HR technology platform.
- Rockwool: Global stone-wool insulation incumbent. Competes for the same roof/facade/floor specification slots but with non-combustible mineral wool instead of EPS, offering a broader product portfolio and larger brand footprint.
Direct peers
- Kingspan Group: Global leader in high-performance rigid insulation boards (PIR/Kingspan Insulation) and insulated building envelope systems. Directly comparable in B2B envelope solutions and renovation/new-build specification channels across Europe.
- Bauder: Specialist in flat and pitched roof waterproofing and insulation systems across Europe. Shares IsoBouw's roof-insulation focus (PolyTop/Eco30/XireTop) and B2B contractor channel.
- Celotex (Saint-Gobain): UK-focused PIR insulation manufacturer within Saint-Gobain, serving roof, wall and floor applications. Direct rival for IsoBouw-branded SKUs in UK and Benelux specification.
- IKO: Producer of roofing membranes and rigid insulation (PIR/EPS/XPS) sold to contractors across Europe. Competes directly with IsoBouw in flat roof systems.
- Recticel: European polyurethane and PIR insulation producer serving construction and industrial markets. Closely matches IsoBouw's B2B insulation model and roof/facade specification channels.
- Unilin Insulation (formerly Xtratherm): European PIR/PUR rigid insulation manufacturer with comparable roof and wall boards for residential and commercial envelopes. Direct competitor in the same specification environment.
- Soprema: European manufacturer of roofing, waterproofing and insulation systems. Overlaps IsoBouw in flat roof insulation and B2B sales through construction professionals.
Emerging players
- Synthos: European producer of EPS and XPS raw materials for insulation and packaging. Adjacent competitor at the materials layer to IsoBouw's foam-based building products.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat4 records
Key risks6 records
Key highlights6 records
Customer concentration
IsoBouw Systems social profiles
Digital presenceIsoBouw Systems financial estimates
Financial estimateRevenue estimate
Valuation estimate
IsoBouw Systems leadership team
Management profileNumber of profiles
Profiles1 record
IsoBouw Systems funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
IsoBouw Systems 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 IsoBouw Systems
What does IsoBouw Systems do?
BEWI IsoBouw manufactures and sells EPS-based insulation products for the full building envelope, including sloped roof elements, flat roof insulation plates, facade insulation boards, attic/ceiling insulation, floor insulation plates, and EPS foundation formwork. Its offerings combine proprietary EPS-HR and patented Xire® fire-resistant technologies with sustainability-driven variants such as PowerTop Eco30 (minimum 30% recycled EPS) and biobased hemp insulation systems.
Is IsoBouw Systems a public or private company?
IsoBouw Systems is a private company. It is classified as corporate owned and is currently operating.
When was IsoBouw Systems founded?
IsoBouw Systems was founded in 1980. It employs 101 to 250 people.
Where is IsoBouw Systems based?
IsoBouw Systems is headquartered in Someren, Netherlands, in the Europe region.
How does IsoBouw Systems make money?
One revenue line is on record: insulation Materials Sales.
Who are IsoBouw Systems's main competitors?
Broad incumbents on record are BASF (Styrodur / Neopor) and Rockwool. Direct peers are Kingspan Group, Bauder, Celotex (Saint-Gobain), IKO, Recticel, Unilin Insulation (formerly Xtratherm) and Soprema. Synthos is listed as an emerging player.
Does IsoBouw Systems have an API?
No public API is recorded for IsoBouw Systems.
What industry is IsoBouw Systems in?
IsoBouw Systems's product category is Building Insulation Materials. Its primary akta.pro industry code is IMADAGAD, Foam Plastic Insulation (EPS/XPS/PIR/PUR), with a secondary code of IMAFAMAD, Insulation & Air/Vapor Barrier Systems (Thermal, Acoustic, WRB/AVB). Its NAICS code is 32614 and its SIC code is 3086.