Alto de Airão 4805 - 494 São João Baptista Airão Guimarães - Portugal
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After a steadily progress and development, in 2001 Graminho won the certification of its Quality Management Systems for products and services, according to the ISO Norm 9002:1995 for its productions methods. Later on, its Quality System was again reconverted by the recent ISO Norm 9001:2008.
Our company offers a wide variety of Portuguese natural stones and also world stones from India, Africa, Brazil, and Scandinavia. Meanwhile we also work with marble and limestones.
We are able to produce about 240.000 m² a year of granite slabs with several thicknesses and surface finishings; honed, polished, flamed, bush hammered, brushed, and about 60.000 m² of standard and âCut-to-Size â works for external and internal applications, for example: façade cladding, paving upper 1,5 cm thickness, stairs, risers, window sills, skirting, kitchen and vanity tops, massive pieces, balusters, etc.
With our wide âknow-howâ, we are available to fulfil all our customers requestes with a efficient and a personalized advise, based on a modern production system.
Our company offers a wide variety of Portuguese natural stones and also world stones from India, Africa, Brazil, and Scandinavia. Meanwhile we also work with marble and limestones.
We are able to produce about 240.000 m² a year of granite slabs with several thicknesses and surface finishings; honed, polished, flamed, bush hammered, brushed, and about 60.000 m² of standard and âCut-to-Size â works for external and internal applications, for example: façade cladding, paving upper 1,5 cm thickness, stairs, risers, window sills, skirting, kitchen and vanity tops, massive pieces, balusters, etc.
With our wide âknow-howâ, we are available to fulfil all our customers requestes with a efficient and a personalized advise, based on a modern production system.