The quality of all RKM products is also closely related to the excellence of the services offered by our suppliers.

Find below a list with some of their names. Should you wish to become a RKM supplier yourself, click here and fill out the form.

Companies that contribute to our history


    ArcelorMittal Brasil, through ArcelorMittal Tubarão and ArcelorMittal Vega, offers to the market slabs, hot rolled coils and cold rolled and galvanized for various industrial applications.


    The Cerâmica Braúnas LTDA was established with the purpose of producing bored bricks for the civil construction in 1951. Today the company is a reference in the sector and has the mark of modernity and efficiency.


    Eliane S / A Revestimentos Cerâmicos is a Brazilian company dedicated to the manufacture and commercialization of porcelain tiles, ceramic tiles, complements and mortars for grouting and grouting.

  • DECA

    Deca is one of the leading sanitary ware companies in Brazil and the market leader in sanitary metals. Deca is recognized for its quality products, state-of-the-art technology and design.


    Florense is one of the greatest factories of furniture and planned kitchens that has been in the market for 56 years. They design and produce custom furniture to suit every client. Florense has collections and lines that convey luxury, good taste, refinement with a lot of functionality.


    Gerdau is a leader in the long steel segment in the Americas and one of the largest suppliers of specialty long steel in the world. In Brazil, it has operations in almost all states, which produce common long, special and flat steel.


    Holcim is a world leader in cement, concrete and aggregates. With operations in the Southeast and in the Federal District, the company employs around two thousand people and is managed by the principles of Sustainable Development.


    Lafarge is one of the largest producers of building materials in Brazil. Its products: cement, concrete, aggregates (sand and stone) and gypsum are essential for the construction of the environments that surround us, from houses to hospitals, bridges, roads and monuments.


    Casa Saudável uses the knowledge and techniques of Geobiology, a science that studies the relationship of spaces with our health, to create products and services that make homes healthier and more harmonic.


    ThyssenKrupp Elevadores is a company of the ThyssenKrupp Group, holding company based in Germany. The Group is one of the world leaders in the segment of elevators. Its production is decentralized with factories in Europe, Asia and America.

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