The CB Group’s Aggregates Division has had its ISO 9001 certification renewed for another three-year period, following an audit conducted by the certification body DNV. This renewal recognizes the daily commitment of its teams to quality, process control, and continuous improvement.
The CB Group is proud to be among the finalists for the 2026 BFM Business Grands Prix ETI in the “Family Ownership” category. This recognition celebrates an independent business model that has been led by the same family for five generations and driven by a long-term vision.
Transparency, dialogue, and insight into our operations: les Granulats du Groupe CB brought together elected officials from the Communauté de Communes de la Terre des 2 Caps to discuss the challenges, projects, and commitments of the CB Group, its Aggregates division, and, more specifically, Carrières du Boulonnais. The meeting was marked by a spirit of collaboration and trust and was followed by a tour of the Ferques quarry.
As a founding member of the ABCD Alliance, CB Green is joining forces with Bouygues Construction, Ecocem France, and POINT.P to accelerate the decarbonization of concrete and cement. This collective initiative aims to deploy low-carbon solutions that are already available and operational on a large scale.
The CB Group welcomed about 20 children from the Maisons des Enfants de la Côte d’Opale for an immersive experience at the Carrières du Boulonnais in Ferques. It was a day dedicated to exploring different careers, the stone production process, and industrial tourism.
At the entrance to EDF’s Gravelines nuclear power plant, a six-metric-ton stone quarried in Ferques now bears a powerful message promoting safety, security, and health. Through this symbolic project, Carrières du Boulonnais, a subsidiary of the CB Group, is putting its expertise to work on an iconic project that exemplifies both local industrial excellence and the shared commitment of the region’s stakeholders.
Amid a period of profound industrial transformation, TRB Réfractaires reaffirms its commitment to the training and professional development of its employees.
Certified! The CB Group’s Ferques des Granulats site has just earned ISO 50001 certification, an international recognition that highlights the implementation of an effective and sustainable energy management system.
Hop on the bus and discover France's largest open-pit quarry! A spectacular industrial tourism experience, combining mineral landscapes, local expertise, and preserved biodiversity.
The CB Group was delighted to welcome Bertrand Gaume, Prefect of the Hauts-de-France region, to its headquarters in Leulinghen-Bernes, accompanied by representatives from the Hauts-de-France Regional Directorate for Environment, Development and Housing (DREAL) and the Pas-de-Calais sub-prefecture. This meeting was followed by an immersion in the Ferques Quarry, the largest open-pit quarry in France and a truly iconic site in the region.
