What Janneau Menuiseries does

Janneau Menuiseries (commercial brand: Janneau Menuisier Créateur) is a French manufacturer of custom-made exterior joinery, founded in 1973 by Henri Janneau and headquartered in Le Loroux-Bottereau in the Pays de la Loire region. The company designs and produces windows, French doors, entry doors, sliding glass walls, roller shutters, pergolas, carports, gates, and fencing in four primary materials — wood (BOIS), PVC, aluminium, and steel — across seven owned production facilities that manufacture more than 100,000 custom joinery units per year. Core technical differentiators include the patented Estival Evolution multi-chamber composite core technology for aluminium thermal breaks, the Littoral.J PVC window (the only A2P R2 intrusion-certified PVC window on the French market), and the Connect. smart-home sensor system integrated with the Somfy TaHoma ecosystem.

The business operates a B2C, quote-based model: customers request free quotes through the company website or directly from local installers, with pricing determined by material, dimensions, glazing, hardware, and installation complexity. Distribution is executed entirely through the Menuisier Créateur franchise network of 135+ independent certified installers across metropolitan France, each providing personalized consultation, on-site measurement, professional installation, and after-sales service. All installers hold the RGE (Reconnu Garant Environnement) certification, which qualifies end customers for French government energy-efficiency subsidies and grants. The company's primary customer segments are residential homeowners undertaking renovation of existing housing (thermal/acoustic upgrade, modernization, security), with secondary segments in new construction and heritage/classified buildings where authentic materials and custom shapes are required. Extended warranties of up to 20 years (15 years for aluminium and PVC, 12 years for wood paint finish) are offered when installation is performed through the certified network. Janneau is a privately held subsidiary of Groupe Janneau, led by President Henri Janneau, with no external institutional investment disclosed.

Name

Janneau Menuiseries

Legal name

Janneau Menuiseries

Website

https://janneau.com

Company type

Private

Founded year

1973

Operating status

Operating

Headcount range

101–250 employees

Short description

Janneau Menuiseries is a French manufacturer of custom-made windows, doors, and exterior joinery in wood, PVC, aluminium, and steel, serving residential homeowners across France through a network of 135+ certified Menuisier Créateur franchise installers.

Ownership category

akta.pro rank

Headquarters

HQ city

Le Loroux-bottereau

HQ country

France

HQ region

Europe

Offices2 records

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Windows and doors manufacturing and sales: Revenue primarily from the manufacture and sale of custom-made windows, French doors, entrance doors, sliding doors, and bay windows in wood, PVC, aluminium, and steel. Sales conducted through the Menuisier Créateur franchise network.
2. Installation services: The Menuisier Créateur network provides professional measurement, delivery, and installation services. This represents an integral part of the customer transaction alongside product sales.
3. Extended warranties: Product guarantees extended up to 20 years (15 years for aluminium and PVC, 12 years for wood paint finish) when installed through the Janneau Menuisier Créateur network.

Pricing tiers

Go-to-market motion2 records

Distribution channels2 records

Marketing channels5 records

Core offering

Janneau Menuiseries manufactures and sells custom-made windows, French doors, sliding doors (baies vitrées), and entry doors in wood, PVC, aluminium, and steel, produced across 7 facilities in Pays de la Loire, France. The company sells exclusively through its Menuisier Créateur network of 135+ certified installers who provide consultation, on-site measurement, delivery, and professional installation. Extended product warranties of up to 20 years are offered when installation is performed by the network.

Product overview

Janneau Menuisier Créateur is a French manufacturer of custom exterior joinery products, operating since 1973 from Pays de la Loire with 7 production units. The core product portfolio centers on windows and entry doors in four materials: BOIS (wood in Tradi and Montaigne collections), PVC (Littoral.J and Antalis collections), Aluminium (Estival Evolution), and Acier/Steel (RP Fineline). Complementary exterior products include sliding glass walls (baies vitrées), roller shutters (Naera), pergolas, gates, carports, and fencing. The Littoral.J PVC window stands as the only A2P R2 certified security window in the French market. An optional Connect smart home system integrates with Somfy TaHoma for automation. All products are manufactured in France and distributed through a network of 135 stores across France.

Differentiator

Problem solved

Functional benefit

Brands

• Tradi (Bois): Wood window collection with traditional assembly featuring double mortise and tenon joints
• Montaigne (Bois)
• Antalis (PVC)
• Littoral.J (PVC)
• Estival Evolution (Aluminium)
• RP Fineline (Acier)
• Naera (Volets roulants)

Products and services

• Fenêtres BOIS (Wood windows) Custom-made wood windows in Montaigne and Tradi collections using French oak or exotic red wood, with natural thermal and acoustic performance and a 12-year paint warranty; intended for residential renovation including heritage/classified buildings.
• Fenêtres PVC (PVC windows) Custom-made PVC windows in Littoral.J and Antalis collections, using lead-free recyclable materials with high thermal and acoustic insulation and resistance to UV and extreme temperatures; intended for residential renovation.
• Fenêtres Aluminium Estival Evolution Aluminium windows with patented multi-chamber composite core technology providing thermal bridge break, ultra-slim profiles that maximise glass surface, available in 36 colors with mono or bi-coloration, QB and NF certified with a 15-year warranty; targeted at high-performance residential renovation.
• Fenêtres Acier RP Fineline Steel windows with exceptional fineness (45 mm visible steel), manually welded assembly for smooth surfaces, thermal-break technology, acoustic insulation up to 50 dB, and suitability for very large dimensions and historic building renovations.
• Portes d'entrée (Entry doors) Custom-made entry doors offered in Contemporaines, Intemporelles, and Lumineuses styles, configurable online with a realistic rendering tool; targeted at residential renovation customers.
• Baies vitrées (Sliding glass walls and facades) Sliding glass walls and facades in aluminium, available in traditional and renovation versions including galandage pocket sliding systems; intended for residential openings and architectural projects.
• Volets roulants Naera Roller shutters in solar exterior and integrated versions for temperature control and energy savings in summer and winter; sold alongside windows and doors as part of the residential exterior joinery range.
• Pergolas Pergolas with adjustable slats available in traditional and composable configurations, providing outdoor shade solutions for residential properties.
• Portails et portillons (Gates and wickets) Gates and wickets for residential property perimeter security and aesthetic enhancement.
• Carports Carport structures for vehicle shelter on residential properties.
• Clôtures (Fencing) Fencing solutions for residential property boundaries.
• Connect. smart-home system Smart-home system with invisible sensors integrated into Janneau windows, detecting opening/closing, sending intrusion alerts, and triggering scenarios (closing shutters, turning on lights) through the Somfy TaHoma ecosystem; offered as an optional addition to windows.

Quantifiable outcome

• Energy savings of 15% to 40% when replacing single glazing with double glazing ITR
• +3 more outcomes

Named customers3 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration1 record

Feature4 records

Partnerships

Two partnerships are on record, tiered core and minor.

• SomfycoreTechnology or IntegrationPartnership with Somfy, the French leader in home automation, for the Connect. system. Invisible sensors integrated into Janneau windows connect to the Somfy TaHoma Switch ecosystem, enabling remote monitoring of window status, intrusion detection alerts, and automated scenarios (closing shutters, turning on lights, triggering alarm). Somfy's TaHoma Switch holds ACT FOR GREEN eco-design certification.
• AntalisminorStrategic or Co-development PartnerAntalis is a wood supplier providing selected wood species for Janneau's BOIS window collections. Janneau uses Antalis-sourced materials for specific product lines, with Antalis branding for the Antalis PVC window collection.

Scale indicators5 records

Recent moves6 records

Expansion highlights4 records

Direct peers

• Tryba: French manufacturer and installer of custom windows, doors, and home renovation products distributed through a national franchise network. Closest comparable in terms of integrated manufacture + franchise-installer + custom-made positioning.
• K-Line: French specialist in aluminium sliding doors, windows, and verandas with a national distributor/installer network. Directly competes in the premium aluminium fenestration segment where Janneau's Estival Evolution range is positioned.
• Atlantem: French industrial manufacturer of windows, doors, and closers serving both new-build and renovation markets across multiple materials (PVC, aluminium, wood, hybrid). Direct peer in custom manufacturing scale and product breadth.
• Lapeyre: French home improvement brand selling windows, doors, and renovation products with installation services. Comparable business model combining window/door sales with installation, though Lapeyre operates via showrooms rather than an exclusive franchise model.

Broad incumbents

• Schüco: German global leader in aluminium and steel window, door, and façade systems. Operates broadly in the same fenestration category but as a much larger, internationally diversified incumbent; overlaps directly with Janneau's premium aluminium offer.
• Reynaers: Belgian-European manufacturer of aluminium window, door, and curtain wall systems with a strong premium and energy-efficiency positioning. Comparable in product category and European market orientation, but much broader geographic footprint.
• Saint-Gobain: French-listed building materials conglomerate with fenestration, glazing, and habitat renovation divisions. Indirect peer through competing window products and overlapping distribution into the renovation ecosystem, but operates at vastly greater scale and scope.

Emerging players

• Velux: Danish specialist in roof windows and skylights with strong smart-home integration. Partial overlap with Janneau's window category — both compete for the renovation budget on a single dwelling, but Velux's roof-window niche does not directly contest Janneau's façade window position.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/user/janneaumenuiseries
• Facebookfacebook.com/JanneauMenuisierCreateur
• Instagraminstagram.com/janneau_menuisier_createur
• Pinterestpinterest.fr/janneaumenuiseries
• Xx.com/JanneauOfficiel
• LinkedInlinkedin.com/company/janneau-menuiseries-sa

Compliance9 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Subsidiaries2 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 Janneau Menuiseries