ISO 9001 & 1090
ISO Certifications
At SM Thompson, quality is at the heart of everything we do. From the way we manage our operations to the products and services we deliver, we are committed to maintaining the highest standards across every aspect of our business.
Our ISO certifications demonstrate this commitment, providing our customers with confidence that our processes are independently assessed, consistently managed, and focused on delivering quality, reliability, and continual improvement. Whether we're working on a single project or supporting long-term partnerships, our certified management systems help ensure we meet customer expectations while complying with recognised international standards.
We are proud to hold ISO 9001 and EN 1090 certifications, giving our customers confidence that our processes meet recognised international and industry standards.
ISO 9001 – Quality Management
Our ISO 9001 certification demonstrates that we operate a robust Quality Management System focused on consistency, efficiency, and customer satisfaction.
It means we're committed to:
- Delivering high-quality products and services.
- Meeting customer and regulatory requirements.
- Continuously improving our processes.
- Maintaining consistent standards across every project.
EN 1090 – Structural Steel and Aluminium Compliance
Our EN 1090 certification confirms that our structural steel profiling processes meet recognised standards for quality, traceability, and compliance.
This certification ensures our manufacturing processes are independently assessed and consistently controlled to produce safe, reliable structural steel components.
What This Means for You
When you choose S.M. Thompson, you benefit from:
- Consistent quality – Every project is completed using controlled, proven processes.
- Reliable lead times – Standardised procedures help us maintain quality and minimise delays.
- Full compliance – Our certified systems ensure work is completed in line with recognised industry standards.
- Confidence and peace of mind – Independent certification means our quality systems are regularly audited and verified.
- Continuous improvement – We continually review and improve our processes to deliver better products and service.
- Continuous Investment
Quality isn't just about meeting standards—it's about continually raising them. That's why we invest in the latest software, manufacturing technology, and digital systems to improve efficiency, accuracy, and quality across every stage of production.
Our advanced systems provide full traceability throughout the manufacturing process, from initial enquiry and material procurement through to production, inspection, and final delivery. This enables us to maintain complete visibility, accountability, and confidence that every project is manufactured to the highest standards.
By combining internationally recognised certifications with ongoing investment in technology, we provide our customers with dependable products, efficient project delivery, and complete confidence in the quality of our work.
Contact Us
If you would like more information about our certifications or would like copies of our certification documents, please contact our team at sales@smthompson.co.uk. We'd be happy to help.

For more information on our accreditations or services
Why Choose
SM Thompson?
75+
We have a proven track record in the industry and have over 75 years of experience. Over these years we've served many steel clients across the whole of the UK.
Investment
At SM Thompson, we keep investing back into our business, ensuring our team are trained to the highest standards and our technology is the most up to date.
Family Run
As a family run and local business, our aim is to always go the extra mile for our clients. We are passionate about the service we deliver and always maintain high standards.
