Leading manufacturers of non-metallic mineral products in Galicia

This company is a consolidated player in the extraction and processing of granite, marble, slate, limestone, and sandstone in Galicia. Its continuous expansion and modernization, with investments in state-of-the-art technology, keeps it at the forefront of the sector.

Multiple investments in waterjet cutting technology, waste management, and ventilation improvements demonstrate a comprehensive modernization of its processes. This positions Mármoles Barbeito, S.L. as a marble manufacturer with a focus on efficiency and sustainability.

This concrete and precast manufacturer is distinguished by its modern facilities and compliance with strict quality standards such as EHE-08 and ISO 9001:2008. Its focus on technological cutting-edge makes it a relevant supplier for the construction sector in 2026.

With a history dating back to the 1940s and four industrial plants, it is a historical and current benchmark in the manufacturing of ceramic materials and precast concrete. Its presence in Galicia and its export capacity consolidate it as a leading manufacturer.

Established in 2017, this company specializes in marble and made a significant investment in CNC machinery in December 2025. This demonstrates its commitment to efficiency and quality, keeping it competitive in the natural stone sector.

This natural stone sector company received a grant in December 2025 for a dust collector with a water injector. This investment improves its processes and labor/environmental conditions, positioning it as an active manufacturer committed to modernization.

As a manufacturer of granite products, Granitos Marminsa, S.L. invested in a CNC milling center in December 2025. This technological improvement implies greater precision and processing capacity, positioning it as a key player in high-quality granite production.

This marble sector company invested in a waterjet cutting system in December 2025. This advanced technology offers precise cuts and minimizes waste, making it relevant and competitive in marble processing in the current market.

With a factory active since 1962, it is one of the main cement producers in Galicia, crucial for large-scale projects. Its recent Galicia Business Chemical Excellence Award in 2025 consolidates its leadership and quality in the sector.

With a dual capacity as an aggregate producer and a manufacturer of concrete and mortars, this company is a key supplier in the Santiago region. Its extensive granite reserves and annual manufacturing capacity consolidate its position in the market.

This company is a leader in the exploitation of limestone quarries in Galicia, producing high-purity aggregates for concrete and asphalt mixtures. Its CE certification and long experience make it a fundamental supplier for construction and public works.

With ISO 9001:2015 and ISO 14001:2015 certifications, this company produces aggregates for concrete and sands, focusing on the valorization of ornamental rock by-products. Its commitment to quality, the environment, and sustainability makes it a modern company in the aggregates sector.

This artisanal ceramic workshop produces decorative objects, tableware, and customizable pieces. It represents the artisanal and design aspect within the manufacturing of non-metallic ceramic products, offering unique pieces of cultural value.

Founded by Rio Tinto Minera and the Xunta de Galicia, CAVISA is dedicated to the recovery and supply of kaolin, an essential industrial mineral. Its strong commitment to sustainability and environmental management positions it as a key player in Galician non-metallic mining.

As one of the most important national producers of clays and kaolin, Grupo Samca operates three active mines in Galicia. Its business scope and diversified production of clays, kaolin, micas, and dolomites position it as a leading manufacturer of these industrial raw materials.

This company is dedicated to the extraction and processing of magnesite, a mineral with various industrial applications. Its investments in environmental management, such as passive treatments and water channeling, make it relevant and committed to sustainable practices in the sector.