Comprehensive services in areas of testing, inspection, certification and training.


Our clients include a wide range of companies and we are very pleased that both large companies and smaller companies have decided to cooperate with us. At SZU we do our best to provide quality services. Here are some of our clients:

  • Ing. Vladimír Kopřiva

    Ing. Vladimír Kopřiva

    "We are very satisfied with the approach of your employees from the Department of Local Solid Fuel Appliances. We would like to thank you for your willingness, communicativeness, high erudition and professionalism. We are happy to test in your lab. We consider you to be a TOP among the authorized laboratories in terms of equipment, expertise and customer access."

  • Jūratė Grigutienė - project manager

    Jūratė Grigutienė - project manager

    "I would like to thank you for the professional coordination of this project, for the pleasant cooperation on all issues raised by our team. I am glad that we have such a partner, so I have no doubt that we will contact you on similar issues in the future. Product quality has always been, is and will be our priority."

    Electrical equipment

    Gas appliances

    Pressure equipment

    trust us like hundreds of others

    We achieved in 2020

    Our expertise is supported by a number of accreditations and notifications