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Certification and Quality Standards
Highest quality guarantee for welding services and steel structure production
MN-Projects sp. z o.o. to zaufany partner w realizacji projektów dla przemysłu offshore, energetyki i infrastruktury – zarówno w Polsce, jak i na rynkach międzynarodowych. Naszym fundamentem jest jakość, którą potwierdzają uznane certyfikaty międzynarodowe oraz wysokie standardy techniczne.
International Certifications and Management Systems
Our certificates are not just a formality - they are a confirmation of the highest standards in each stage of the project.
ISO 9001
quality management system
ISO 14001
environmental management
ISO 45001
Health and safety at work
EN ISO 3834-2
quality requirements for welding metallic materials
EN 1090-1 / EN 1090-2 EXC4
manufacture of high-end steel structures (EXC4)
With these, we guarantee full compliance with European standards and the requirements of customers in the offshore wind, oil & gas, infrastructure and heavy industry sectors.
Team of specialists
Highly qualified technical staff
At the heart of our company are our people – certified experts with many years of experience.
Quality control and non-destructive testing (NDT) inspectors:
- VT2 - visual inspections
- MT2 - magnetic particle testing
- PT2 - penetration testing
- UT2 - ultrasonic testing
- CSWIP 3.1 - welding inspectors
We work with PCA-accredited laboratories, ensuring full reliability of the results.
Corrosion protection inspectors:
- FROSIO Level III - Highest level of qualification in protective coatings inspection
Welding team:
- IWE/IWI - International Welding Engineers and Inspectors
- IWT - Welding champions
- qualified welders with certification in accordance with EN ISO 9606
Investment in Development and Security
MN-Projects is continually investing in:
- Training and qualification of employees
- Modern equipment and production infrastructure
- Advanced personal protective equipment
- Risk management systems, including , LMRA (Last Minute Risk Assessment).




A comprehensive approach to quality
Our approach is based on...
- Detailed control of all stages of production
- Full documentation in accordance with international standards
- Regular internal and external audits
- Cooperation with notified bodies and certification bodies
- Continuous improvement of processes, procedures and tools
What sets us apart
Why choose MN-Projects?
- Broad experience in offshore, industrial and energy projects
- Full technical and advisory support at every stage of the project
- International certification and industry recognition
- Complete execution of projects - from documentation, through prefabrication, to quality control and reporting
- A team focused on quality and customer needs.
We look forward to working with you
The ideal business partner
Discuss your project with our technical department or request a quote for collaboration.
