What Sapa Building Systems GmbH does

Sapa Building Systems GmbH is the German legal entity operating the WICONA brand, a wholly-owned subsidiary of Norway-listed Hydro Group (Hydro ASA, OSL:HYDR) and part of Hydro's global Building Systems division. The entity is registered as Hydro Building Systems Germany GmbH at Einsteinstraße 61, 89077 Ulm (Handelsregister Ulm, HRB 736086), with Managing Directors Ralf Seufert and Gøte Nordh. Sister entities operate the brand in Austria (Hydro Building Systems Austria GmbH, Seekirchen and Vienna; Managing Directors Ralf Seufert and Jörg Meiche) and Switzerland (Hydro Building Systems Switzerland AG, Mägenwil). Previously known as Sapa Building Systems, the company was acquired by Hydro and rebranded under the WICONA banner.

WICONA designs, engineers, and supplies aluminium building envelope systems organised under five core product lines: WICTEC façade systems (mullion-transom, element, and closed-cavity variants), WICLINE window systems, WICSTYLE door systems, WICSLIDE lift-and-slide door systems, and WICSOLAIRE sun-shading systems. Technical differentiators include thermally broken multi-chamber aluminium profiles, slim 50 mm sight widths, Uf values down to 0.65 W/(m²K), acoustic insulation up to Rw 47 dB, fire resistance up to EW60, panel dimensions up to 3380 × 3810 mm, and a Passive House-certified aluminium-glass façade (WICTEC 50 HI). All products are manufactured from Hydro CIRCAL 75R (minimum 75% recycled post-consumer End-of-Life aluminium, ~1.9 kg CO₂/kg) or CIRCAL 100R (up to 100% recycled) low-carbon aluminium, with third-party DNV verification. The TEmotion NG advanced façade integrates Water-Filled Glass technology (active thermal management via circulating water in the glazing cavity) achieving up to 70% energy savings versus conventional double glazing. Digital tools WICTIP (documentation), WICTOP (production software), FRAME ID (digital product passport / QR-coded digital twin), and myWICONA (partner portal) support the specification and fabrication workflow.

The company monetises through B2B project-based sales of aluminium system packages (profiles, hardware, technical documentation) exclusively via a certified metal-builder/fabricator (Metallbauer) partner channel, supplemented by direct regional sales engagement with specifiers (architects) and developers/investors across the DACH region and internationally through the Hydro Building Systems network. Three primary customer segments are addressed: architects and design professionals (specification influence, WICONA Akademie training), certified metal builders (fabrication tools, technical support), and real estate investors/developers (ESG-aligned, decarbonisation-mandated solutions). Pricing is not publicly disclosed and is mediated by certified-partner quotations. Revenue is generated across commercial, public, healthcare, education, hospitality, residential, and renovation end-markets, with circular renovation and EU EPBD-aligned refurbishment as a stated strategic focus.

Name

Sapa Building Systems GmbH

Legal name

Hydro Building Systems Germany GmbH

Website

https://wicona.de

Company type

Private

Operating status

Operating

Headcount range

1–10 employees

Short description

Sapa Building Systems GmbH operates the WICONA aluminium building-envelope brand in Germany, Austria, and Switzerland as a subsidiary of Hydro Group (Hydro ASA). It designs and supplies WICTEC façades, WICLINE windows, WICSTYLE doors, WICSLIDE sliding doors, and WICSOLAIRE sun protection, made from low-carbon Hydro CIRCAL recycled aluminium, sold to architects, certified metal-builder/fabricators, and real-estate investors via project-based B2B specification and partner-channel sales.

Ownership category

akta.pro rank

Product category

Aluminium Building Envelope Systems

NAICS

Sheet Metal Work Manufacturing (332322), Ornamental and Architectural Metal Work Manufacturing (332323)

SIC

Metal Doors, Sash, Frames, Moldings & Trim (3442), Prefabricated Metal Buildings & Components (3448)

akta.pro primary industry

Storefronts, Curtain Wall & Window Wall Systems (IMADAIAG)

Keywords

• Aluminium facade systems
• Window and door systems
• Curtain wall products
• Building envelope solutions
• Recycled aluminium alloys

Headquarters

HQ city

Ulm

HQ country

Germany

HQ region

Europe

Offices4 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Aluminium Building Systems Sales: WICONA generates revenue through the sale of aluminium facade, window, door, and sliding door systems to certified metal builder/fabricator partners. Products are sold as complete system packages including profiles, hardware, and technical documentation. Revenue is project-based and driven by construction activity across commercial, public, and residential building segments.

Go-to-market motion2 records

Distribution channels3 records

Marketing channels10 records

Core offering

Sapa Building Systems GmbH, operating as the WICONA brand, manufactures and distributes aluminium building envelope systems — including curtain wall facades, windows, doors, sliding doors, and sun shading — through a network of certified metal builder/fabricator partners. All products are engineered around the WICONA Unisys principle for streamlined fabrication and incorporate Hydro CIRCAL recycled aluminium (minimum 75% recycled content, ~1.9 kg CO2/kg) to support low-carbon construction and circular economy objectives.

Product overview

WICONA is a brand of Hydro Building Systems (Hydro Group) offering comprehensive aluminum building envelope solutions. The product portfolio consists of five core product lines: WICTEC facade systems (mullion-transom, element facades, closed cavity facades), WICLINE windows (tilt-turn, pivot, hung windows), WICSTYLE doors (entrance, reinforced, panel doors), WICSLIDE sliding doors (lift-slide systems), and WICSOLAIRE sun protection. These are complemented by digital tools (WICTIP documentation, WICTOP production software, FRAME ID digital twin, myWICONA portal) and the advanced TEmotion NG facade with Water-Filled Glass technology. All products utilize Hydro CIRCAL recycled aluminum alloy (minimum 75% recycled content, 1.9 kg CO2/kg) to minimize environmental impact. The company operates under Hydro Building Systems Germany GmbH, headquartered in Ulm, Germany, with subsidiaries in Austria and Switzerland.

Differentiator

Problem solved

Functional benefit

Brands

• WICTEC: Aluminum facade systems including element facades and stick-built systems
• WICLINE
• WICSTYLE
• WICSLIDE
• WICSOLAIRE
• WICTOP
• WICTIP
• FRAME ID
• Hydro CIRCAL
• TEmotion NG

Products and services

• WICTEC Facade Systems

Quantifiable outcome

• Up to 80% reduction in CO2 emissions vs European primary aluminium average (from ~10 kg CO2e/kg to ~1.9 kg CO2e/kg using Hydro CIRCAL 75R)
• +11 more outcomes

Named customers14 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

Feature8 records

Partnerships

Ten partnerships are on record, tiered core, moderate and minor.

• Water Filled Glass Ltd.coreStrategic or Co-development Partner · 1 January 2025WICONA and Water Filled Glass Ltd. co-developed the TEmotion NG system with Water-Filled Glass technology — a circulating water layer in the glazing cavity that actively manages thermal energy. First installation at Homerton Library London (2025), with collaboration also involving the Sealtite Group and Dimension Engineering Group. The system achieves up to 70% energy savings vs conventional double glazing.
• Saint-Gobain GlasscoreStrategic or Co-development PartnerWICONA and Saint-Gobain Glass partnership aims to drive decarbonisation in the building industry through sustainable facade solutions combining Hydro CIRCAL low-carbon aluminium with ORAÉ low-carbon glass. The partnership brings together two industry leaders to reduce grey energy consumption through advanced materials with high recycling content, advancing circular building practices.
• SOMMER Fassadensysteme — Stahlbau — SicherheitstechnikcoreStrategic or Co-development PartnerWICONA and SOMMER formed a strategic partnership at BAU 2025 to combine sustainable aluminium facade solutions with SOMMER's expertise in building security and high-security technology. SOMMER provides solutions for windows, doors, mullion-transom and element facades meeting the highest security requirements — from intrusion resistance (up to RC6) and ballistic resistance (FB7) to explosion protection. WICONA contributes its Hydro CIRCAL low-carbon aluminium. The partnership targets the growing demand for sustainable and secure building envelopes.
• BDA (Bund Deutscher Architektinnen und Architekten)moderateGTM or Marketing PartnerWICONA cooperates with the BDA (German Association of Architects) as a leading professional association of German architects. Through strategic partnerships with premium manufacturers, the BDA identifies trends and opportunities to address the evolving challenges of planning and construction in times of climate change and demographic change.
• NEXT Studio FrankfurtmoderateGTM or Marketing PartnerNEXT Studio is an innovation platform hosted by WICONA at its Frankfurt location (750 m2), bringing together leading experts and partners to share knowledge, exchange ideas, and shape current and future industry trends. It serves as a physical and digital meeting point for industry leaders and WICONA customers.
• HEIDENBAUER Aluminium GmbHmoderateImplementation/ SI/ Consulting PartnerHEIDENBAUER Aluminium GmbH was the facade contractor that, together with WICONA, developed a project-specific renovation window concept for the Omega Haus project in Offenbach. HEIDENBAUER created adapter frames with integrated tolerance compensation for the existing aluminium window frames, enabling weekly renovation of up to 150 windows.
• Heinrich Würfel Metallbau GmbHmoderateImplementation/ SI/ Consulting PartnerHeinrich Würfel Metallbau GmbH (Sontra) served as the metal building specialist for the Evangelischer Campus Nürnberg facade renovation project, handling disassembly of the existing facade, sorting of materials, and production of new facade elements from Hydro CIRCAL 75R aluminium.
• STATICUSmoderateImplementation/ SI/ Consulting PartnerSTATICUS is the facade contractor for the Sørkedalsveien 6 Oslo circular renovation project, responsible for planning, manufacturing, and installation of the new WICONA element facade system made from Hydro CIRCAL 75R aluminium. Collaboration with WICONA and Hydro's recycling network enables the closed-loop aluminium recovery.
• Stena RecyclingmoderateOthersStena Recycling, as a specialist in material recovery, handled the sorting and processing of the recovered aluminium from the Sørkedalsveien 6 Oslo project before forwarding it to Hydro's recycling facility in Sjunnen, Sweden, enabling the closed-loop production of Hydro CIRCAL.
• Lund+Slaatto ArchitectsminorGTM or Marketing PartnerLund+Slaatto Architects, who originally designed Sørkedalsveien 6 in 2001, are leading the architectural development of the Oslo circular renovation project, working closely with WICONA and project partners to implement the building's ESG strategy.

Scale indicators4 records

Recent moves6 records

Expansion highlights7 records

Direct peers

• Cortizo: Spanish aluminum and PVC systems manufacturer with vertically integrated extrusion and an expanding international footprint. Competes with WICONA in commercial facade and architectural window segments.
• Schüco: German-headquartered aluminum and PVC-U building envelope systems supplier with windows, doors, and facades. Direct competitor to WICONA across DACH with comparable premium architectural positioning and certified partner network.
• Aluprof: Polish aluminum systems manufacturer with growing European footprint across windows, doors, facades, and roller shutters. Competes with WICONA on price-performance and is expanding into Western European specification projects.
• Heroal: German aluminum systems producer for windows, doors, facades, roller shutters, and sun protection. Strong DACH overlap with WICONA and similar mid-premium specification-driven positioning.
• Ponzio: Polish aluminum systems manufacturer focused on facades, windows, and doors with significant European project references. Overlaps with WICONA's product range and competes in mid-market architectural tenders.
• Reynaers Aluminium: Belgian aluminum systems manufacturer offering windows, doors, sliding doors, and curtain walls. Closely comparable to WICONA in product breadth, sustainability focus, and international project specification model.
• Aluk Group: Italian-origin aluminum window, door, and curtain wall systems company with European-wide partner network. Directly competes with WICONA in architectural specification tenders across multiple European markets.

Broad incumbents

• Kawneer (Arconic): US-based architectural aluminum systems brand of Arconic serving commercial facades, entrances, and windows globally. Comparable to WICONA in curtain wall and storefront products but as part of a broader metals and building products portfolio.
• Jansen (jansen.com): Swiss steel profile systems manufacturer for windows, doors, and facades. Competes with WICONA on large commercial and public building envelope projects, often as a substitute material specification rather than a direct aluminum match.

Others

• Saint-Gobain Glass: Global building products giant and WICONA's announced co-development partner for decarbonised facades (CIRCAL aluminum + ORAÉ low-carbon glass). Adjacent ecosystem participant shaping the same building envelope specification process.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/@WICONADeutschland
• LinkedInlinkedin.com/company/sapa-building-systems-gmbh
• Instagraminstagram.com/wicona_dach?igsh=MXFzOWljOGlubGQ1

Compliance7 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 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 Sapa Building Systems GmbH