Internorm

What Internorm does

Internorm is a European window and door manufacturer founded in 2001, designing and producing PVC, PVC-Aluminium, and Wood-Aluminium fenestration systems from Austrian manufacturing facilities. The product portfolio spans three core window material technologies, aluminium and wood-aluminium entry doors, large-surface glazing and sliding door systems, integrated blinds, sun protection, and mosquito net accessories. Internorm's proprietary "I-tec Innovations" sub-brand bundles differentiated comfort and security features, and the company claims approximately 30 million cumulative units produced to date. A self-described "#1 window brand in Europe," Internorm anchors its brand on 100% Austrian-made origin and a reported 98% customer advocacy rate (SPECTRA 2026).

The business model is primarily one-time hardware sales through a certified partner channel: over 1,300 "1st Window Partner" distributors across 21 countries must adhere to ten continuously monitored Customer Care standards and provide local sales, consultation, and certified installation. This is supplemented by a self-serve online door configurator, a free printed catalogue request mechanism, a distributor locator, and an "Internorm CONNECT" B2B portal for partners. Pricing is not publicly disclosed and varies by material, size, glazing, and geography. End customers are primarily residential homeowners undertaking renovation or replacement (primary segment), with a secondary focus on architects, builders, and developers specifying windows for new construction and passive house projects, and a tertiary urban-residential segment with acoustic and security requirements. Geographic operations span 21 countries including France, Germany, the UK, the US, Canada, and Australia.

The profiled entity is headquartered in Sausheim, France, with 11-50 employees, and appears to be a country/regional-level operation of the broader Internorm group; full corporate structure, ownership, and revenue are not disclosed in the available source data. Distribution is the dominant go-to-market motion, complemented by event-based demand generation (trade fairs) and direct-to-consumer digital tools. No AI/ML capabilities, APIs, funding rounds, acquisitions, or public-company signals are documented in the input material.

Name

Internorm

Legal name

Internorm

Website

https://internorm.fr

Company type

Private

Founded year

2001

Operating status

Operating

Headcount range

11–50 employees

Short description

Internorm is a European window and door manufacturer producing PVC, PVC-Aluminium, and Wood-Aluminium fenestration systems. It serves residential renovation, new construction, and urban residential markets through 1,300+ certified 1st Window Partner distributors across 21 countries, with self-serve online configuration tools.

Ownership category

akta.pro rank

Product category

Windows and Doors (Fenestration)

NAICS

Metal Window and Door Manufacturing (332321), Wood Window and Door Manufacturing (321911)

SIC

Metal Doors, Sash, Frames, Moldings & Trim (3442)

akta.pro primary industry

Windows (IMADAIAC)

akta.pro secondary industries

Exterior Doors (IMADAIAA), Storefronts, Curtain Wall & Window Wall Systems (IMADAIAG), Custom Window & Door Fabrication & Replacement (HSAPAJAI)

Keywords

• Window manufacturing
• Door systems
• PVC windows
• Aluminium windows
• Wood-aluminium windows

Headquarters

HQ city

Sausheim

HQ country

France

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Window and Door Hardware Sales: Internorm generates revenue primarily through the sale of manufactured window and door systems. Products are sold through a network of over 1,300 certified distributors across 21 countries, who in turn sell and install the products to end customers. Revenue is derived from one-time hardware purchases rather than recurring subscriptions.
2. Professional Installation Services (via Certified Partners): Certified installation partners provide professional on-site installation of Internorm products. While installation revenue flows primarily to the certified partners, the quality assurance and certified installation process is integral to the product offering and revenue generation cycle.

Go-to-market motion3 records

Distribution channels4 records

Marketing channels8 records

Core offering

Internorm manufactures and sells premium windows and entry doors in three frame technologies (PVC, PVC-Aluminium, Wood-Aluminium), along with large glazed areas, sliding/French doors, sun protection and mosquito net systems. Products are embedded with proprietary I-tec innovations for enhanced comfort, security, and energy efficiency. Sales and certified installation are delivered through a network of 1,300+ 1st Window Partners in 21 countries, supported by an online door configurator and catalogue request tools.

Product overview

Internorm is Europe's leading window brand offering a comprehensive portfolio of fenestration products. The core product line includes three main window material types: PVC Windows, PVC-Aluminium Windows (hybrid construction with aluminium-clad PVC), and Wood-Aluminium Windows (combining natural wood interiors with aluminium exteriors). Entry doors are available in Aluminium and Wood-Aluminium variants. The I-tec Innovations sub-brand encompasses proprietary technologies for comfort, security, and smart functionality. Supporting products include Integrated Blinds, Sun Protection Systems, Mosquito Net Protection, and Window Accessories. Large Glazed Areas and French Doors/Patio Doors address openings requiring expansive glass solutions. Design Styles collections provide architectural coherence across the product range. The company also offers an Online Door Configurator service for customer customization. All products are manufactured in Austria with approximately 30 million units produced to date, distributed through 1300+ distributors across 21 countries.

Differentiator

Problem solved

Functional benefit

Products and services

• PVC Windows Windows constructed from polyvinyl chloride (PVC) offering energy efficiency, acoustic insulation, and cost-effective solutions for residential applications.
• PVC-Aluminium Windows Hybrid windows combining PVC interior frames with aluminium exterior cladding, providing enhanced durability, weather resistance, and design flexibility.
• Wood-Aluminium Windows Premium windows featuring wooden interior frames for aesthetic warmth combined with aluminium exterior protection, offering superior thermal performance and natural aesthetics.
• Aluminium Entry Doors Robust aluminium entry doors providing security, thermal insulation, and modern aesthetic options for residential entrances.
• Wood-Aluminium Entry Doors Premium entry doors combining natural wood interiors with aluminium exteriors for superior thermal performance and design elegance.
• Large Glazed Areas (Sliding Doors) Large-scale glazing solutions including floor-to-ceiling windows and panoramic glass walls for maximizing natural light and unobstructed views.
• French Doors / Patio Doors Opening door and window systems for patio, balcony, and terrace access, combining ventilation with aesthetic design.
• Sun Protection Systems External shading solutions designed to reduce solar heat gain and glare while maintaining visual comfort.
• Mosquito Net Protection Insect screening solutions integrated into window and door systems for pest protection without compromising ventilation.
• Window Accessories Complementary hardware and components including handles, locks, and fittings for window systems.
• Aluminium Windows and Doors Collection A 2025 collection of aluminium-framed windows and doors with distinctive design options for modern living spaces.
• Online Door Configurator Service Self-serve digital tool enabling customers to design and customize entry doors with various materials, colours, handles, and glazing options before engaging a local distributor.

Quantifiable outcome

• 98% customer satisfaction rate (SPECTRA survey, 2026)
• +2 more outcomes

Named customers1 record

Segments3 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

One partnership is on record.

• 1st Window Partners (Certified Distributor Network)coreChannel Partner/ Reseller/ DistributorThe 1st Window Partner program is Internorm's flagship channel partnership scheme. Certified partners — over 1,300 distributors in 21 countries — must adhere to ten Customer Care standards continuously monitored through customer satisfaction measurements. They provide expert consultation, product sales, and professional installation of Internorm products, verifying that all installed products are perfectly functional and advising customers on maintenance.

Scale indicators5 records

Recent moves5 records

Expansion highlights5 records

Direct peers

• Aluplast: Aluplast is a major German PVC window-systems manufacturer supplying fabricators across Europe. It competes with Internorm's PVC and PVC-Aluminium platforms in the mid-to-premium residential replacement channel.
• VEKA: VEKA is a global PVC window profile and system supplier with strong European share. It is a direct comparable to Internorm on PVC window platforms, supplying fabricators and installer partners across multiple European countries.
• Schüco: Schüco is a leading German/European manufacturer of premium aluminium and PVC window, door, and façade systems. It is the closest direct competitor to Internorm across material platforms, premium positioning, and architectural specifier focus.
• Reynaers Aluminium: Reynaers is a Belgian manufacturer of aluminium window, door, and sliding systems with a strong European architect and developer presence. It directly competes with Internorm in the aluminium-clad and large-glazed segments across European residential and commercial projects.
• KBE Fenster-profile: KBE is a German-engineered PVC window profile brand (now part of profine) widely used in European fabricator channels. It is comparable to Internorm's PVC offering in the same mass-premium replacement segment.
• Salamander Industrie-Produkte: Salamander is a European PVC and PVC-Aluminium window-systems brand with comparable premium positioning and partner/fabricator distribution model, directly competing with Internorm in residential renovation channels.

Regional players

• Marvin: Marvin is a US premium wood, wood-clad, and aluminium-clad window and door manufacturer. It is comparable to Internorm on premium wood-aluminium material platforms and architect-led specification but primarily serves North American markets.
• Pella Corporation: Pella is a leading US-based premium window and door manufacturer. It is comparable to Internorm on premium material platforms and replacement-channel strength but is geographically focused on North America rather than Europe.

Broad incumbents

• REHAU Window Solutions: REHAU is a broad polymer-based building-solutions incumbent whose window-systems division competes with Internorm's PVC platforms. It is a much larger diversified player and competes as part of a wider construction-products portfolio.
• Hörmann: Hörmann is a large European incumbent in doors, frames, and operators spanning residential and industrial segments. It overlaps with Internorm on residential entry doors but is a broader portfolio player rather than a windows-and-doors specialist.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/user/InternormFrance
• Facebookfacebook.com/Internorm.France
• LinkedInlinkedin.com/company/internormfrance
• Instagraminstagram.com/internormfrance
• Xx.com/InternormFrance

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

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 Internorm