List of ISO 19443 Certified Companies (ONUSIS database)

 Last Update: 09/12/2025

  • SEGAULT

    SEGAULT
    • Country France
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body

  • SEGULA ENGINEERING

    SEGULA_ENGINEERING
    • Country France
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body

  • SEIMAF

    SEIMAF
    • Country France
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body

  • SELECTARC

    SELECTARC
    • Country France
    • Certification status Active
    • Certification scheme Certified by Accredited Certification Body

  • SEMATEC

    SEMATEC
    • Country France
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body

  • Sempell GmbH

    SEMPELL_GMBH
    • Country Germany
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body

  • SEQUOR

    SEQUOR
    • Country France
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body

  • SETEC

    SETEC
    • Country France
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body

  • SETIS

    SETIS
    • Country France
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body

  • Severfield Nuclear & Infrastructure limited

    SEVERFIELD_NUCLEAR_INFRASTRUCTURE_LIMITED
    • Country UK
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body

  • SEWON

    SEWON
    • Country Korea
    • Certification status Active
    • Certification scheme Certified by Accredited Certification Body

  • SHADBOLT GROUP PTY LTD

    SHADBOLT_GROUP_PTY_LTD
    • Country Australia
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body

  • SICA NUCLÉAIRE

    SICA_NUCLEAIRE
    • Country France
    • Certification status Active
    • Certification scheme Certified by Accredited Certification Body

  • Siderforgerossi Group S.p.A.

    SIDERFORGEROSSI_GROUP_S_P_A_
    • Country Italy
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body

  • SIEM SUPRANITE

    SIEM_SUPRANITE
    • Country France
    • Certification status Active
    • Certification scheme Certified by Accredited Certification Body

  • SIEMENS ENERGY

    SIEMENS_ENERGY
    • Country Germany
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body

  • SIG Trading Limited

    SIG_TRADING_LIMITED
    • Country UK
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body

  • SIGEDI

    SIGEDI
    • Country France
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body

  • SIGMA GROUP

    SIGMA_GROUP
    • Country Czech Republic
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Non Accredited Certification Body

  • SIMIC

    SIMIC
    • Country Italy
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body