1 out of every 2 pieces of slate installed in the world comes from CUPA PIZARRAS, with more than 130 years of history, we are the world leader in the production and distribution of natural slate.


Becoming the world leader in the production and distribution of slate is part of CUPA PIZARRAS founding DNA.

Since the first mining development in 1892 our efforts have been centred in investigating new slate deposits and exploring and developing new production techniques. The objective is to satisfy the demand from each country and from each client.

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Production process

We have 20 quarries in Spain and 24 processing plants equipped with the most modern technologies that coexists with the traditional knowledge and craftsmanship which have been present since our origins.

The quality and the guarantee of our products are backed up by meticulous control carried out throughout the whole slate production process from the extraction of the slate to the production in our processing plants.

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Exploitation Areas

All of our slate is extracted and selected within the best quarries of Galicia and Castile and León, where the largest tectonic natural slate reserves in the world are.

We are the world leaders in natural slate and the prestige and reputation of our quarries have been confirmed to the most demanding professionals in the field.


The CUPA PIZARRAS quality system goes beyond international standards and is based on decades of experience in the production of slate for roofing and cladding.

Our exhaustive control of the whole process enables us to offer a range of natural slates that exceed all the international quality standards.

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Natural slate

Slate is a product with unmatchable technical properties that adapts to any project, always providing considerable added value.

Natural slate gives any roof or facade an inimitable, timeless, unchanging appearance. Its elegance and personality confer a unique character.

Eco-friendly company
CUPA PIZARRAS’ commitment to the environment shows in the products we make and sell, in the continuous improvements to our production processes and in the innovative construction solutions we have designed, that feature a clear focus on reducing energy consumption and CO2 emissions.

About us

Our clear focus for the quality of our products has earned us the trust of thousands of architects, professional installers and clients. We are world leaders thanks to you: our client.

Our experienced team of more than 1500 professionals, experts on natural slate, is completely focused on offering you the best service possible.

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If you have any questions, our experienced team on slate is at your disposal.