Riou Glass

What Riou Glass does

Riou Glass is a French custom glass manufacturer founded in 1979 in Pont-Audemer and now operating 15 production sites across France with a workforce of 1,400. The company produces approximately 100,000 tonnes of glass annually and reports €270 million in turnover, making it one of the larger independent flat-glass processors in France. It is employee-owned, a structural choice that aligns governance with workforce continuity.

The company's commercial proposition is engineered, value-added flat glass rather than commodity float glass. Its Rglass catalogue is organised into functional families: THERM (thermal performance), SUN (solar control), FAÇADE (architectural cladding), DESIGN (decorative), RENO (renovation), and acoustic lines. Specialist branded products include the Stop' security family, PrivaGlass switchable privacy glass, CalorGlass heated glass for home-automation integration, LedGlass with embedded lighting, and HygiaGlass for hygiene-sensitive environments. Processing capabilities implied by the product range include cutting, tempering, lamination, screen-printing, and functional-coating application.

Riou Glass sells through three channels — Individuals (retail/home improvement), Professionals (installers, contractors), and Prescribers (architects and specifiers) — across France, Belgium, and Spain following the November 2023 acquisition of Spanish processor Vidresif S.L. Cross-border partnerships (Pellini, SADEV, Euroglas) and the MENREC recycling joint venture (2020) extend the model into adjacent products and circular-economy services. The business model is project-based, with revenue driven by specification wins on construction and renovation jobs, supported by certifications (CEKAL, BENOR, AVIS Technique, FAB) that are prerequisites for many commercial and public tenders.

Name

Riou Glass

Legal name

RIOU Glass SAS

Website

https://riouglass.com

Company type

Private

Founded year

1979

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Riou Glass is a French employee-owned custom glass manufacturer founded in 1979, operating 15 production sites, producing 100,000 tonnes annually, and serving individuals, professionals, and architects across France, Belgium, and Spain.

Ownership category

akta.pro rank

Product category

Architectural Glass Manufacturing

NAICS

Glass Product Manufacturing Made of Purchased Glass (327215)

SIC

Glass Products, Made Of Purchased Glass (3231)

akta.pro primary industry

Low‑E, Solar Control & Energy-Efficient Coated Glass (IMADAHAF)

akta.pro secondary industries

Fire-Rated Glass & Glazing Assemblies (IMADAHAH), Decorative, Patterned & Privacy Glass (Frosted/Textured/Colored) (IMADAHAG), Tempered & Heat-Strengthened Safety Glass (IMADAHAD)

Keywords

• Flat glass manufacturing
• Architectural glazing solutions
• Safety and security glass
• Intelligent glass products
• Custom glass transformation

Headquarters

HQ city

Honfleur

HQ country

France

HQ region

Europe

Offices3 records

Markets served

GTM type

B2B and B2C

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Custom Glass and Glazing Products: Riou Glass manufactures and sells custom multi-functional glass products including thermal insulation, acoustic insulation, security glazing, decorative glass, and specialized applications (fire protection, bulletproof, X-ray resistant). Revenue is generated through one-time product sales to individuals, professionals, and prescribers across France and Europe.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels7 records

Core offering

Riou Glass manufactures and sells custom multi-functional flat glass and glazing products — including thermal insulation, solar control, acoustic insulation, security (anti-burglary, bullet, blast, fire, X-ray), decorative, switchable opacity, heated, LED-embedded and self-cleaning glass — across 15 French production sites serving individuals, professionals and prescribers. Revenue is generated through one-time product sales of made-to-order glass units via direct sales and an extensive regional distribution partner network in France, Belgium and Spain.

Product overview

Riou Glass is a French manufacturer of custom glass and glazing solutions with 45 years of expertise, operating 15 production sites across France and producing 100,000 tonnes of glass annually. The company offers an extensive portfolio of branded Rglass products organized into functional categories: Rglass SUN (solar control), Rglass FAÇADE (structural glazing), Rglass THERM (thermal insulation), Rglass RENO (renovation), Rglass SONIC (acoustic insulation), Rglass FEU (fire protection), Rglass PROTECT (multi-threat security), Rglass VISI (integrated blinds), Rglass TREMPE (tempered safety), Rglass SYSTEM (structural laminates), Rglass GC (glass guardrails), Rglass DESIGN/EMAIL/CURVE/CREA (decorative), Rglass CLEAN (self-cleaning), and Rglass VIEW (anti-reflective). The company also markets specialized security product families including Stop'Eclat (ballistic), Stop'Blast (explosion-resistant), Stop'Risk (burglary delay), Stop'X (radiation shielding), and AB/PS bulletproof and anti-vandal lines. Smart glass offerings include PrivaGlass (switchable opacity), CalorGlass (heated), LedGlass (LED-lit), and HygiaGlass (hygienic screens). These products serve construction, automotive, solar energy, and security end-use sectors through three customer segments: prescribers, professionals, and individuals.

Differentiator

Problem solved

Functional benefit

Brands

• Rglass: Brand for various glass product lines including Rglass SUN, Rglass FAÇADE, Rglass DESIGN, Rglass THERM, Rglass RENO, Rglass CURVE, Rglass EMAIL, Rglass PATRIMOINE, Rglass PROTECT, Rglass VISI, Rglass TREMPE, Rglass VIEW, Rglass SYSTEM, Rglass FEU, Rglass GC, Rglass SONIC, Rglass CLEAN
• Stop'Eclat
• Stop'Blast
• Stop'Risk
• Stop'X
• PrivaGlass
• LedGlass
• CalorGlass
• HygiaGlass
• Sabco
• StoreVision
• peRFoGlass
• dBsearch
• Riou Academy

Products and services

• Rglass SUN Reflective or selective solar control glass that manages solar heat gain and light transmission for building facades.
• Rglass FAÇADE Bonded exterior glazing (VEC) and clipped exterior glazing (VEA) systems for curtain walling applications.
• Rglass DESIGN Standard decorative glasses including printed, frosted, tinted, lacquered, and mirrored options for interior and exterior applications.
• Rglass CREA Portes Design glazed entrance doors with decorative glass featuring timeless aesthetics for residential entrances.
• Rglass THERM Glazing with enhanced thermal insulation properties for improved energy efficiency in buildings.
• Rglass RENO Renovation double glazing designed for replacing existing glass in older buildings while maintaining performance standards.
• Rglass CREA Custom glass splashback creation for kitchens and living spaces with unique, personalized glass credenza designs.
• Rglass CURVE Curved glass and glazing for architectural applications requiring bent or shaped glass elements.
• Rglass EMAIL Enameled or screen-printed glass for facades and decorative applications with durable color finishes.
• Rglass PATRIMOINE Restoration glazing for historic buildings featuring stretched or blown glass techniques to match heritage specifications.
• Rglass PROTECT Reinforced security laminated glass for active protection of people and property against vandalism, burglary, firearms, explosions, and X-rays.
• Rglass VISI Insulating glass units with integrated venetian blinds or textile shades offering solar protection, thermal insulation, acoustic performance, and privacy control.
• Rglass TREMPE Tempered safety glass with enhanced mechanical and thermal resistance, providing passive protection for fixtures and fittings.
• Rglass SONIC Acoustic laminated glazing with high-performance sound insulation to reduce noise pollution from road, railways, and air traffic.
• Rglass CLEAN Self-cleaning glass with double-action photocatalytic and hydrophilic coating that decomposes dirt and allows rainwater to sheet off the surface.
• Rglass VIEW High-transparency extra-clear and anti-reflective glass providing optimal visual comfort and color fidelity without distortion.
• Rglass SYSTEM Laminated glass with metal inserts for staircase balustrades, floor tiles, and glass pool barriers combining safety and architectural design.
• Rglass FEU Fire-retardant and fire-resistant glazing using intumescent interlayer technology to provide fire containment, thermal insulation, and limited thermal radiation.
• Rglass GC (Sabco all-glass guardrail) All-glass outdoor guardrail system featuring frameless, transparent laminated safety glass with high-resistance aluminum profiles for fall protection.
• Stop'Eclat Bullet-resistant glazing without vulnerable spalls (NS classification), part of the Protec-Plus family combining glass and composite materials for superior protection.
• Stop'Blast High-performance blast-resistant laminated glass providing protection against explosions for SEVESO sites, military installations, and government buildings.
• Stop'Risk Burglary delay and anti-impact laminated safety glass using glass/polycarbonate composites for high-risk premises like jewelers and luxury residences.
• Stop'X Lead-loaded glass providing effective protection against X-rays and Gamma radiation for medical radiology rooms, angiography suites, and laboratories.
• AB (Bulletproof Laminated Glass) Bulletproof laminated safety glass tested to EN 1063 standards (BR1-S to BR6-S) providing protection against handgun and rifle ammunition.
• PS (Anti-Vandal / Burglary Delay Glass) Anti-vandalism and burglary delay laminated glass meeting EN 356 standards, classified from P2A to P8B for varying levels of impact resistance.
• CalorGlass Heated glazing with integrated radiant heating system, providing thermal comfort while eliminating cold wall effect and condensation on windows and facades.
• LedGlass Luminous laminated glass with embedded LEDs for customizable colored lighting effects in building facades, interior architecture, and signage applications.
• HygiaGlass Tempered or laminated safety glass sanitary protection screens for social distancing and hygiene protection in public-facing locations.
• PrivaGlass Switchable opacity laminated glass using liquid crystal technology that transitions between transparent and opaque states via electrical current for on-demand privacy.

Quantifiable outcome

• 45 years of expertise in glass manufacturing
• +4 more outcomes

Named customers15 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

Integration2 records

Feature9 records

Partnerships

17 partnerships are on record, tiered core.

• Vidresif S.L.coreStrategic or Co-development Partner · 1 November 2023Acquisition of Spain-based Vidresif S.L. in November 2023 to expand market share in Spain. This strategic acquisition provides Riou Glass with dedicated Spanish market operations and partner network.
• MENRECcoreStrategic or Co-development PartnerSpecialist company in joinery recycling created by Riou Glass in collaboration with AtlanteM, FénétréA, and Bohelay. Located on a 100m² platform in Saint-Allouestre (56). Objectives: enhance different materials of joinery at end of life (wood, PVC, aluminium and glass), enhance reuse for manufacture of new joinery, and develop solidarity employment. Aligned with Circular Economy Law (REP) of February 10, 2020.
• PellinicoreTechnology or IntegrationPartnership with world leader in technical blinds for the StoreVision range launch - insulated glazing units with integrated blinds for the residential market. This unique offering combines Riou Glass glazing expertise with Pellini's blind technology.
• SADEVcoreOEM/ Whitelabel/ Licensing PartnerSADEV holds the registered trademark for Sabco, an innovative system of frameless glass railings distributed by Riou Glass. The Sabco system features laminated safety glass with specific high-resistance mechanical aluminum profile.
• Euroglas (Belgian Partners)coreChannel Partner/ Reseller/ DistributorPartnership with Euroglas network for Belgian market coverage including Euroglas Villers, Euroglas Meer, Euroglas Fleurus, and Euroglas Bornem. These partners serve as Riou Glass distribution points in Belgium.
• EUROVITRAGE (Dijon, Grenoble)coreChannel Partner/ Reseller/ DistributorRegional distribution partners in Côte-d'Or (Dijon) and Isère (Grenoble) for Riou Glass products in eastern France.
• VIC (Manche)coreChannel Partner/ Reseller/ DistributorRegional distribution partner for Riou Glass products in La Manche department (Normandy).
• VIV (Vendée)coreChannel Partner/ Reseller/ DistributorRegional distribution partner for Riou Glass products in Vendée department (Pays de la Loire).
• VIO (Mayenne)coreChannel Partner/ Reseller/ DistributorRegional distribution partner for Riou Glass products in Mayenne department.
• VIR (Pyrénées-Orientales)coreChannel Partner/ Reseller/ DistributorRegional distribution partner for Riou Glass products in Pyrénées-Orientales department (Occitanie).
• VIP (Eure)coreChannel Partner/ Reseller/ DistributorRegional distribution partner for Riou Glass products in Eure department (Normandy).
• AIV (Brittany)coreChannel Partner/ Reseller/ DistributorRegional distribution partner for Riou Glass products in Brittany.
• VIB/VICA (Côtes-d'Armor)coreChannel Partner/ Reseller/ DistributorRegional distribution partners for Riou Glass products in Côtes-d'Armor department (Brittany).
• VIN (North of France)coreChannel Partner/ Reseller/ DistributorRegional distribution partner for Riou Glass products in northern France.
• DIFFUVER (The Loire)coreChannel Partner/ Reseller/ DistributorRegional distribution partner for Riou Glass products in The Loire department.
• SLPV (Hérault)coreChannel Partner/ Reseller/ DistributorRegional distribution partner for Riou Glass products in Hérault department (Occitanie).
• VERAQUI (Lot-et-Garonne)coreChannel Partner/ Reseller/ DistributorRegional distribution partner for Riou Glass products in Lot-et-Garonne department (Nouvelle-Aquitaine).

Scale indicators6 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Sedak GmbH & Co. KG: Sedak is a German specialty glass fabricator focusing on oversized laminated, insulating, and structural glass for facades and architectural applications. Comparable to Riou Glass as an independent European producer of high-spec, project-driven specialty architectural glazing competing for architect and prescriber specifications.
• BGT Bischoff Glastechnik: BGT is a German fabricator specializing in fire-rated, security, and architectural specialty glass for the European market. Highly comparable to Riou Glass in product portfolio (fire protection, switchable functionality, structural glazing) and target customer (architects, large commercial projects).
• Scheuten Glass: Scheuten Glass is a Dutch independent processor of flat glass offering insulating, fire-resistant, solar control, acoustic, and decorative products for the European construction market. It is one of the closest direct comparables to Riou Glass in terms of mid-sized European flat-glass fabrication with a similar specialty product mix.
• Eckelt Glas GmbH: Eckelt Glas is an Austrian manufacturer of high-quality processed flat glass (structural, fire-rated, acoustic, security). Comparable to Riou Glass as a European independent specialty glass fabricator serving architects and contractors with engineered glazing systems and similar CE/CSTB-grade certifications.
• Tröltsch Glas GmbH: Tröltsch is a German independent processor of flat glass producing insulating, laminated, and specialty glazing for residential and commercial construction. Comparable to Riou Glass as a family-owned/DACH-region independent fabricator with a similar focus on custom and functional glass.

Broad incumbents

• AGC Glass Europe: AGC Glass Europe, part of Japan's AGC Group, is a major European manufacturer of float, coated, and processed glass for architectural and specialty applications. It competes with Riou Glass in low-E, solar control, fire-rated, and decorative glazing, with significantly larger scale and global R&D resources.
• Vetropack Holding: Vetropack is a Swiss-listed European manufacturer of glass packaging (bottles, jars) for food and beverage. Comparable to Riou Glass as another large European mid-cap glass manufacturer, though active in container glass rather than architectural flat glass; serves as a valuation and operational benchmark for European specialty glass companies.
• Saint-Gobain Glassolutions: Glassolutions is Saint-Gobain's fabrication and distribution arm for processed flat glass across Europe, offering thermal, acoustic, fire-rated, and security glazing. It is comparable to Riou Glass as a broad European incumbent in fabricated/specialty glass, with overlapping product categories (fire-rated, security, decorative) but operating at much greater scale and geographic scope.
• Guardian Glass Europe: Guardian Glass is a major global manufacturer of float and coated architectural glass with European production and processing capacity. Comparable to Riou Glass as a competing supplier of high-performance low-E and solar control glass into European construction projects, but at significantly larger scale and broader geographic reach.

Regional players

• Sevasa Vidrio Soria: Sevasa is a Spanish manufacturer of specialty glass including anti-reflective, acid-etched, and coated architectural glass. Comparable as a Southern European specialty glass fabricator; its overlap with Riou Glass's Spanish subsidiary (Vidresif) makes it a regional peer rather than a direct French-market competitor.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UCQmPECOMdhuYV41DOB_vgDg
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• LinkedInlinkedin.com/company/riouglass
• Instagraminstagram.com/riou.glass
• Xx.com/riouglass

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 Riou Glass