Manufacturers and suppliers of building products, from facades and roofing to lighting and building services.


Aluminium that comes to life in the light: AMAG AP1 clad TopBright is a specially developed base material for anodised facades and interiors. Its uniformly glossy, slightly diffuse surface plays with light, shadow and perspective in a novel and subtle way and blends seamlessly into any environment – indoors or outdoors. Thanks to its versatility in various facade systems, cladding and applications, our high-quality material offers creative freedom for modern, durable architecture. Winner of both the German Facade Prize 2022 and the German Design Award 2023, the facade of the combined heat and power plant in Leipzig has transformed the technical facility into a work of art. The high-gloss aluminium shingles, made from AMAG-material, enable the building to blend into its surroundings in a distinctive manner. Austria is a leading supplier of aluminium sheets, strips and plates for the architecture, aviation, automotive and mechanical engineering industries. More than 2,000 employees worldwide ensure material expertise and strong partnerships. Learn more about AMAG AP1 clad TopBright





Railing infills and fall protection systems, green façades, spectacular LED light installations and complex zoo enclosures: since the X-Tend stainless steel cable net was invented by Carl Stahl in 1990, we have been enthusiastically dedicated to realising sophisticated architectural solutions using stainless steel cables and nets. As a climate-friendly company, Carl Stahl Architektur thinks and operates sustainably and, as a German family business since 1880, secures the value chain with production facilities in Europe and the USA. Carl Stahl Architektur's range of services for architects and planners, metalworkers and craftsmen extends from design and planning to structural analysis and installation. Turnkey complete solutions or individual components are available.


Cosentino Group is a globally active family business from Spain that manufactures and distributes high-quality and innovative surfaces for the world of design and architecture. In close collaboration with customers and partners, it creates design solutions of high value that are an inspiration in the lives of many people. Silestone, Dekton or Sensa by Cosentino are pioneering and top brands in their respective segments. These technologically advanced surfaces enable the creation of unique environments and designs for private and public spaces. Dekton is an ultra-compact surface made from natural minerals. Sintered under pressure and heat, Dekton is suitable for interior and exterior applications in large sizes up to 320 cm x 144 cm.Silestone is the world's leading hybrid mineral surface. The new HybriQ technology combines natural minerals such as quartz with recycled raw materials such as glass - 100 % climate neutral. Find out more about the use of Silestone, Dektron and Sensa at cosentino.com/inspiration. You can also read the C Magazine or the C Top Magazine from Cosentino.


Envola GmbH, as a system manufacturer with innovative building technology, sets new standards for indoor air quality and energy efficiency in modern, well-insulated buildings while reducing investment and operating costs. At the core of the solution are compact, sensor-controlled room air units that combine heating, cooling, dehumidification, and ventilation in a single device. The system is complemented by a storage heat pump for energy generation, fully integrated digital measurement, control, and regulation technology, as well as a circulation-free, hygienic hot water system. For developers, Envola acts as a partner from planning and installation through to long-term operation. The high degree of prefabrication significantly simplifies on-site installation. This enables well-insulated buildings to be equipped with less effort, lower costs, and maximum energy efficiency, creating ideal living and working conditions: - Optimally controlled indoor climate- Low operating costs through high energy efficiency- Reduced investment costs through pre-integration- Simplified construction process Envola GmbH, based in Ulm, was founded in 2019 and employs around 60 people. Use Cases: For every application. The optimal solution.





The Lamberts Glass Factory, Europe's largest cast glass factory, produces architectural glass in all forms. This high-quality glass is used in cutting-edge architectural projects around the world.







Kalzip’s aluminium profiles and systems offer durability, weather resistance and unrivalled design freedom.





















Rubner Holzbau Gmbh Whether multi-storey buildings for living and working, sports facilities, schools or halls with large spans for industry, trade and agriculture - Rubner Ingenieurholzbau develops and implements individual timber engineering solutions for large-volume construction projects. For example, Germany's tallest timber high-rise, the Roots in Hamburg, was built by Rubner. Under the motto “better with wood”, the company uses the renewable raw material wood to sustainably increase the quality of living and quality of life for users. The sensible combination with other materials enables Rubner to develop the best solution for the specific requirements of a building project. Rubner can also plan in series, but every building constructed by Rubner is unique. Sophisticated logistics and assembly processes also guarantee fast and smooth implementation. More than 500 employees worldwide at six locations in Italy, Germany, Austria and France turn customers' visions into reality, from expert advice to planning, production and assembly. This results in individual timber engineering projects that have a positive impact on everyday life today and on the lives of future generations. Your partner right from the beginning: Consultung services




Solarlux has been a specialist in flexible window and facade solutions for almost 40 years. With a diverse product range comprising bi-folding doors, sliding windows, glazed extensions, and balcony and facade glazing, the family-owned company provides high-quality solutions for new builds and modernization projects. The flexible glazings allow buildings to be opened up to form a seamless connection between indoors and out.All products are developed, produced and tested internally and externally at the company’s plant in Melle, Lower Saxony. That is how Solarlux fulfils its promise to deliver first-class workmanship and materials with “made in Germany” quality. The accurately fitting glazings are characterised by their award-winning design.As a partner in the planning and implementation of building projects, over 900 employees worldwide are specialised in supporting architects, building owners and craftsmen. For every project, the company develops individual solutions that meet the highest standards in design, comfort and safety.



Terracotta facades express the dialogue between material, structure, and design. For more than 25 years, Tonality has specialised in this interface, developing systems that combine architectural precision with environmental responsibility. Manufactured in the Westerwald region from natural clays – locally sourced, energy‑efficient, and fully made in Germany – Tonality’s products stand for lasting quality and design clarity. The single‑shell ceramic system sets a benchmark for resource‑efficient construction: CO₂ emissions are up to 56 % lower than conventional facades. An Environmental Product Declaration (EPD) confirms the excellent footprint with only 18.5 kg CO₂‑eq/m² in the production phase. Architects value the variety of formats, textures, and colours together with a structurally refined sub‑frame that ensures reliability and creative freedom. As part of the Leipfinger‑Bader Group, one of Germany’s leading family‑owned building materials companies, Tonality benefits from a holistic understanding of sustainable construction and forward‑looking material innovation. Find out more about the Leipfinger-Bader Group





Discover the world of Velux—your expert in skylights and more. Since 1941, Velux has been synonymous with light, fresh air, and quality of life in homes around the world.









Architects, builders, end users, and flooring contractors around the world rely on nora solutions to create healthy, aesthetically refined interior spaces. As the market leader in premium rubber flooring, nora engineers and manufactures its high‑quality products in Germany. Since 2018, nora is part of Interface, the global flooring and sustainability leader dedicated to rethinking how spaces work for people and the planet. The portfolio includes Interface®carpet tile, LVT and nora rubber flooring. Across every brand, Interface innovates in a way that combines design, performance, and sustainability—without compromise. Discover nora rubber flooring on interface.com.






Architects, builders, end users, and flooring contractors around the world rely on nora solutions to create healthy, aesthetically refined interior spaces. As the market leader in premium rubber flooring, nora engineers and manufactures its high‑quality products in Germany. Since 2018, nora is part of Interface, the global flooring and sustainability leader dedicated to rethinking how spaces work for people and the planet. The portfolio includes Interface®carpet tile, LVT and nora rubber flooring. Across every brand, Interface innovates in a way that combines design, performance, and sustainability—without compromise. Discover nora rubber flooring on interface.com.


Aluminium that comes to life in the light: AMAG AP1 clad TopBright is a specially developed base material for anodised facades and interiors. Its uniformly glossy, slightly diffuse surface plays with light, shadow and perspective in a novel and subtle way and blends seamlessly into any environment – indoors or outdoors. Thanks to its versatility in various facade systems, cladding and applications, our high-quality material offers creative freedom for modern, durable architecture. Winner of both the German Facade Prize 2022 and the German Design Award 2023, the facade of the combined heat and power plant in Leipzig has transformed the technical facility into a work of art. The high-gloss aluminium shingles, made from AMAG-material, enable the building to blend into its surroundings in a distinctive manner. Austria is a leading supplier of aluminium sheets, strips and plates for the architecture, aviation, automotive and mechanical engineering industries. More than 2,000 employees worldwide ensure material expertise and strong partnerships. Learn more about AMAG AP1 clad TopBright



Railing infills and fall protection systems, green façades, spectacular LED light installations and complex zoo enclosures: since the X-Tend stainless steel cable net was invented by Carl Stahl in 1990, we have been enthusiastically dedicated to realising sophisticated architectural solutions using stainless steel cables and nets. As a climate-friendly company, Carl Stahl Architektur thinks and operates sustainably and, as a German family business since 1880, secures the value chain with production facilities in Europe and the USA. Carl Stahl Architektur's range of services for architects and planners, metalworkers and craftsmen extends from design and planning to structural analysis and installation. Turnkey complete solutions or individual components are available.

Cosentino Group is a globally active family business from Spain that manufactures and distributes high-quality and innovative surfaces for the world of design and architecture. In close collaboration with customers and partners, it creates design solutions of high value that are an inspiration in the lives of many people. Silestone, Dekton or Sensa by Cosentino are pioneering and top brands in their respective segments. These technologically advanced surfaces enable the creation of unique environments and designs for private and public spaces. Dekton is an ultra-compact surface made from natural minerals. Sintered under pressure and heat, Dekton is suitable for interior and exterior applications in large sizes up to 320 cm x 144 cm.Silestone is the world's leading hybrid mineral surface. The new HybriQ technology combines natural minerals such as quartz with recycled raw materials such as glass - 100 % climate neutral. Find out more about the use of Silestone, Dektron and Sensa at cosentino.com/inspiration. You can also read the C Magazine or the C Top Magazine from Cosentino.

The Lamberts Glass Factory, Europe's largest cast glass factory, produces architectural glass in all forms. This high-quality glass is used in cutting-edge architectural projects around the world.


Kalzip’s aluminium profiles and systems offer durability, weather resistance and unrivalled design freedom.




Rubner Holzbau Gmbh Whether multi-storey buildings for living and working, sports facilities, schools or halls with large spans for industry, trade and agriculture - Rubner Ingenieurholzbau develops and implements individual timber engineering solutions for large-volume construction projects. For example, Germany's tallest timber high-rise, the Roots in Hamburg, was built by Rubner. Under the motto “better with wood”, the company uses the renewable raw material wood to sustainably increase the quality of living and quality of life for users. The sensible combination with other materials enables Rubner to develop the best solution for the specific requirements of a building project. Rubner can also plan in series, but every building constructed by Rubner is unique. Sophisticated logistics and assembly processes also guarantee fast and smooth implementation. More than 500 employees worldwide at six locations in Italy, Germany, Austria and France turn customers' visions into reality, from expert advice to planning, production and assembly. This results in individual timber engineering projects that have a positive impact on everyday life today and on the lives of future generations. Your partner right from the beginning: Consultung services


Solarlux has been a specialist in flexible window and facade solutions for almost 40 years. With a diverse product range comprising bi-folding doors, sliding windows, glazed extensions, and balcony and facade glazing, the family-owned company provides high-quality solutions for new builds and modernization projects. The flexible glazings allow buildings to be opened up to form a seamless connection between indoors and out.All products are developed, produced and tested internally and externally at the company’s plant in Melle, Lower Saxony. That is how Solarlux fulfils its promise to deliver first-class workmanship and materials with “made in Germany” quality. The accurately fitting glazings are characterised by their award-winning design.As a partner in the planning and implementation of building projects, over 900 employees worldwide are specialised in supporting architects, building owners and craftsmen. For every project, the company develops individual solutions that meet the highest standards in design, comfort and safety.

Terracotta facades express the dialogue between material, structure, and design. For more than 25 years, Tonality has specialised in this interface, developing systems that combine architectural precision with environmental responsibility. Manufactured in the Westerwald region from natural clays – locally sourced, energy‑efficient, and fully made in Germany – Tonality’s products stand for lasting quality and design clarity. The single‑shell ceramic system sets a benchmark for resource‑efficient construction: CO₂ emissions are up to 56 % lower than conventional facades. An Environmental Product Declaration (EPD) confirms the excellent footprint with only 18.5 kg CO₂‑eq/m² in the production phase. Architects value the variety of formats, textures, and colours together with a structurally refined sub‑frame that ensures reliability and creative freedom. As part of the Leipfinger‑Bader Group, one of Germany’s leading family‑owned building materials companies, Tonality benefits from a holistic understanding of sustainable construction and forward‑looking material innovation. Find out more about the Leipfinger-Bader Group




Aluminium that comes to life in the light: AMAG AP1 clad TopBright is a specially developed base material for anodised facades and interiors. Its uniformly glossy, slightly diffuse surface plays with light, shadow and perspective in a novel and subtle way and blends seamlessly into any environment – indoors or outdoors. Thanks to its versatility in various facade systems, cladding and applications, our high-quality material offers creative freedom for modern, durable architecture. Winner of both the German Facade Prize 2022 and the German Design Award 2023, the facade of the combined heat and power plant in Leipzig has transformed the technical facility into a work of art. The high-gloss aluminium shingles, made from AMAG-material, enable the building to blend into its surroundings in a distinctive manner. Austria is a leading supplier of aluminium sheets, strips and plates for the architecture, aviation, automotive and mechanical engineering industries. More than 2,000 employees worldwide ensure material expertise and strong partnerships. Learn more about AMAG AP1 clad TopBright

Cosentino Group is a globally active family business from Spain that manufactures and distributes high-quality and innovative surfaces for the world of design and architecture. In close collaboration with customers and partners, it creates design solutions of high value that are an inspiration in the lives of many people. Silestone, Dekton or Sensa by Cosentino are pioneering and top brands in their respective segments. These technologically advanced surfaces enable the creation of unique environments and designs for private and public spaces. Dekton is an ultra-compact surface made from natural minerals. Sintered under pressure and heat, Dekton is suitable for interior and exterior applications in large sizes up to 320 cm x 144 cm.Silestone is the world's leading hybrid mineral surface. The new HybriQ technology combines natural minerals such as quartz with recycled raw materials such as glass - 100 % climate neutral. Find out more about the use of Silestone, Dektron and Sensa at cosentino.com/inspiration. You can also read the C Magazine or the C Top Magazine from Cosentino.

Rubner Holzbau Gmbh Whether multi-storey buildings for living and working, sports facilities, schools or halls with large spans for industry, trade and agriculture - Rubner Ingenieurholzbau develops and implements individual timber engineering solutions for large-volume construction projects. For example, Germany's tallest timber high-rise, the Roots in Hamburg, was built by Rubner. Under the motto “better with wood”, the company uses the renewable raw material wood to sustainably increase the quality of living and quality of life for users. The sensible combination with other materials enables Rubner to develop the best solution for the specific requirements of a building project. Rubner can also plan in series, but every building constructed by Rubner is unique. Sophisticated logistics and assembly processes also guarantee fast and smooth implementation. More than 500 employees worldwide at six locations in Italy, Germany, Austria and France turn customers' visions into reality, from expert advice to planning, production and assembly. This results in individual timber engineering projects that have a positive impact on everyday life today and on the lives of future generations. Your partner right from the beginning: Consultung services

Terracotta facades express the dialogue between material, structure, and design. For more than 25 years, Tonality has specialised in this interface, developing systems that combine architectural precision with environmental responsibility. Manufactured in the Westerwald region from natural clays – locally sourced, energy‑efficient, and fully made in Germany – Tonality’s products stand for lasting quality and design clarity. The single‑shell ceramic system sets a benchmark for resource‑efficient construction: CO₂ emissions are up to 56 % lower than conventional facades. An Environmental Product Declaration (EPD) confirms the excellent footprint with only 18.5 kg CO₂‑eq/m² in the production phase. Architects value the variety of formats, textures, and colours together with a structurally refined sub‑frame that ensures reliability and creative freedom. As part of the Leipfinger‑Bader Group, one of Germany’s leading family‑owned building materials companies, Tonality benefits from a holistic understanding of sustainable construction and forward‑looking material innovation. Find out more about the Leipfinger-Bader Group


Solarlux has been a specialist in flexible window and facade solutions for almost 40 years. With a diverse product range comprising bi-folding doors, sliding windows, glazed extensions, and balcony and facade glazing, the family-owned company provides high-quality solutions for new builds and modernization projects. The flexible glazings allow buildings to be opened up to form a seamless connection between indoors and out.All products are developed, produced and tested internally and externally at the company’s plant in Melle, Lower Saxony. That is how Solarlux fulfils its promise to deliver first-class workmanship and materials with “made in Germany” quality. The accurately fitting glazings are characterised by their award-winning design.As a partner in the planning and implementation of building projects, over 900 employees worldwide are specialised in supporting architects, building owners and craftsmen. For every project, the company develops individual solutions that meet the highest standards in design, comfort and safety.

Discover the world of Velux—your expert in skylights and more. Since 1941, Velux has been synonymous with light, fresh air, and quality of life in homes around the world.


Envola GmbH, as a system manufacturer with innovative building technology, sets new standards for indoor air quality and energy efficiency in modern, well-insulated buildings while reducing investment and operating costs. At the core of the solution are compact, sensor-controlled room air units that combine heating, cooling, dehumidification, and ventilation in a single device. The system is complemented by a storage heat pump for energy generation, fully integrated digital measurement, control, and regulation technology, as well as a circulation-free, hygienic hot water system. For developers, Envola acts as a partner from planning and installation through to long-term operation. The high degree of prefabrication significantly simplifies on-site installation. This enables well-insulated buildings to be equipped with less effort, lower costs, and maximum energy efficiency, creating ideal living and working conditions: - Optimally controlled indoor climate- Low operating costs through high energy efficiency- Reduced investment costs through pre-integration- Simplified construction process Envola GmbH, based in Ulm, was founded in 2019 and employs around 60 people. Use Cases: For every application. The optimal solution.



