Our Certifications

Groupe M holds Qualianor Radiation Protection certification, a guarantee of our expertise and our commitment to safety with regard to ionising radiation. This certification attests to our compliance with regulatory requirements and to the quality of our radiation protection training and services.

Groupe M is ISO 14001 certified, an international standard that recognises our commitment to responsible and effective environmental management. This certification demonstrates our determination to control the environmental impact of our activities, comply with applicable legal requirements and promote continuous improvement in our practices in support of sustainable development.

Groupe M has been awarded ISO 45001 certification, the international standard for occupational health and safety management. This recognition reflects our commitment to placing prevention, protection and the well-being of our employees at the heart of our priorities. Through this approach, we affirm our determination to reduce occupational risks, guarantee safe working conditions and ensure that our actions are grounded in continuous improvement and regulatory compliance.

Groupe M is ISO 9001 certified, an international recognition of our commitment to effective and structured quality management. This certification demonstrates our ability to deliver services that meet our clients’ requirements while optimising our internal processes.

Groupe M is ISO 19443 certified, an international standard dedicated to companies operating in the nuclear sector. This certification ensures that our organisation meets the most stringent requirements in terms of quality management and nuclear safety.

Groupe M is certified to EN ISO 3834-2, an international standard awarded by the Institut de Soudure, which attests to our mastery of welding processes and our commitment to quality and safety. This certification ensures that our welding operations meet the most stringent requirements in terms of fabrication and inspection.

Groupe M is certified to EN ISO 3834-2, a leading international standard that sets out the quality requirements for fusion welding of metallic materials. Issued by the IIW – International Institute of Welding, this certification recognises our command of welding processes, the competence of our teams and the rigour of our quality management system. It ensures that our manufacturing operations comply with the highest requirements in terms of reliability, safety and performance.

Groupe M is EN 1090-1 certified, a key European standard for the manufacture and assembly of metal structures. Issued by the Institut de Soudure, this certification guarantees the quality, traceability and compliance of our work with current safety and performance requirements.

Groupe M is certified to EN 15085-2, a benchmark European standard dedicated to the welding of railway vehicles and components. Issued by a recognised certification body, this certification attests to our mastery of welding processes, the qualification of our personnel and our compliance with the stringent quality, safety and reliability requirements applicable to the rail sector.

Groupe M is certified to EN ISO 3834-2, an international benchmark standard that sets out the quality requirements for fusion welding of metallic materials. Issued by the EWF – European Federation for Welding, this certification attests to our command of welding processes, the qualification of our technical skills and the effectiveness of our quality organisation. It ensures that our work meets the most stringent requirements in terms of reliability, safety and industrial performance.

Groupe M is MASE certified (Manuel d'Amélioration Sécurité des Entreprises – Company Safety Improvement Manual), a benchmark for health, safety and environmental management. This certification demonstrates our commitment to ensuring safe working conditions, reducing risks and continuously improving our safety performance.

Groupe M is certified to PED 2014/68/EU, a European directive on pressure equipment that sets out the essential safety requirements applicable to the design, manufacture and conformity assessment of the equipment concerned. This certification demonstrates our command of manufacturing processes, our compliance with European regulatory requirements and our commitment to ensuring the quality, reliability and safety of our work.

Groupe M holds COFRAC ISO 17020 certification, an accreditation issued by the French Accreditation Committee that recognises our area of expertise in inspection and our commitment to impartiality and rigour. This certification attests that our assessment and inspection processes meet the most demanding standards of quality and reliability.

Groupe M holds the ESR label, a recognition of its commitment to corporate social responsibility and sustainable development. This label attests to the implementation of responsible practices in the social, environmental and ethical fields, and reflects our determination to place sustainability, quality of working life and continuous improvement at the heart of our activities.

The UTO qualification issued by EDF confirms that Groupe M complies with the most stringent standards for operating nuclear facilities. It authorises our teams to work on existing installations, ensuring a high level of safety, quality of workmanship and regulatory rigour.

Groupe M holds the “New Nuclear” qualification, a key recognition for working on construction sites for future reactors. This qualification attests to our ability to meet the more stringent requirements of tomorrow’s nuclear industry in terms of quality, safety and technical expertise.

Groupe M is qualified by, and listed with, EDF – DIPNN / DPNT to work in the fields of rotating machinery, electrical engineering and instrumentation and control, as well as civil engineering. This qualification recognises our ability to carry out demanding technical activities in the nuclear sector, notably rotating machinery maintenance, electrical and instrumentation work, and structural steelwork and metalwork. It attests to our command of the quality and safety requirements applicable to work performed on nuclear facilities.

Groupe M is recognised by the ECITB (Engineering Construction Industry Training Board), the UK's leading body for skills development in the engineering and industrial construction sector. This recognition reflects our commitment to the training, skills development and qualification of our teams.

Groupe M is a member of the ECIA (Engineering Construction Industry Association), a recognition that reflects our commitment to the engineering and industrial construction sector. This membership gives us access to a structured professional framework and enables us to contribute to industry standards, particularly in the areas of industrial relations, safety and operational performance.

Groupe M holds CEFRI E certification, which attests to our ability to work safely in environments where there is a risk of exposure to ionising radiation. This certification guarantees that our organisation meets the most stringent requirements in terms of radiation protection, staff training and medical monitoring, thereby ensuring the protection of our employees and the compliance of our operations.

Groupe M holds DREETS recognition in the field of metrology, attesting that its activities comply with the applicable regulatory requirements. This recognition guarantees the competence of our teams, the control of our inspection methods and the reliability of our verification and measurement services. It reflects our commitment to providing rigorous metrology services that meet current quality standards and traceability requirements.