List of ISO 19443 Certified Companies (ONUSIS database)


 Last Update: 23/10/2026

  • ICE

    ICE
    • Country France
    • Certification status Active
    • Certification scheme Certified by Accredited Certification Body
  • IFOPSE

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

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

    IMPERATOR_INDUSTRIES
    • Country France
    • Certification status Active
    • Certification scheme Certified by Accredited Certification Body
  • INEO NUCLEAIRE

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

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

    INGEOR
    • Country France
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body
  • INGEROP CONSEIL ET INGENIERIE

    INGEROP_CONSEIL_ET_INGENIERIE
    • Country France
    • Certification status Inactive
    • Certification scheme Certified by Accredited Certification Body
  • INOVELEC PLS

    INOVELEC_PLS
    • Country France
    • Certification status Inactive
    • Certification scheme Certified by Accredited Certification Body
  • INOVERTIS

    INOVERTIS
    • Country France
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body
  • INSTITUT DE SOUDURE GROUPE

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

    INTERFIT
    • Country France
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body
  • International Electric Co.,Ltd

    INTERNATIONAL_ELECTRIC_CO_,LTD
    • Country Korea
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body
  • Interweld Nuclear Services Ltd

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

    ISDEL_ENERGY
    • Country France
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body
  • Iv Poland Sp. z o.o.

    IV_POLAND_SP__Z_O_O_
    • Country Poland
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body
  • JACOMEX

    JACOMEX
    • Country France
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body
  • JAPAN STEEL WORKS M&E Co

    JAPAN_STEEL_WORKS_ME_CO
    • Country Japan
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body
  • JASPAR Valves and Maintenance S.A.

    JASPAR_VALVES_AND_MAINTENANCE_S_A_
    • Country Belgium
    • Certification status Unknown (ISO 19443 certificate not received by NQSA)
    • Certification scheme Certified by Accredited Certification Body
  • Jay Contracts Ltd

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