Companies

Our lists of affiliates/subsidiaries of Rio Tinto PLC or Rio Tinto Limited


These companies are either entirely or partially owned and managed by another company referred to as the parent company under Rio Tinto Group of Companies.
  • Africa

    Jurisdiction Name of local entity 
    Angola Rio Tinto Angola
    Guinea Simfer SA
    Rio Tinto Guinea S.A
    Madagascar QIT Madagascar Minerals
    Mozambique Rio Tinto Mozambique
    Rwanda Rio Tinto Exploration 
    Rwanda Limited
    South Africa Richards Bay Mining (Pty)
    RTME Ltd South Africa
    Rio Tinto Mgmt Service SA
    Zambia Rio Tinto Exp Zambia Ltd
  • Americas

    Jurisdiction Name of local entity
    Argentina Rincon Mining – Argentina
    Brazil RT Mineracao do Brasil
    RT Desenvolv Minerais
    Canada Rio Tinto Alcan Inc
    Alcan Mgmt Service CA
    Diavik Diamond Mines Inc
    Rio Tinto Fer et Titane
    RTFT - Havre St-Pierre
    RTIT Canada Inc
    Rio Tinto Expl Canada Inc
    Rio Tinto Canada Mgmt Inc
    Rio Tinto PACE Canada Inc
    DNU RT Canada (R085)
    Chile RTME Ltd Agencia Chile
    Colombia RTME Ltd Colombia
    Peru DNU RT Minera Peru Ltd
    RT Mining & Expl S.A.C.
    US Kennecott Utah Copper LLC
    Resolution Copper Mining
    U.S. Borax Inc 
    Kennecott Exploration Co
    Rio Tinto Services Inc
    IS&T Americas
    Rio Tinto USA
  • Asia Pacific

    Jurisdiction Name of local entity 
    Hong Kong DNU RT (Hong Kong) Ltd
    India Rio Tinto India Pvt. Ltd
    RT Expl India Pte Ltd
    Rio Tinto India
    Indonesia DNU PT Freeport Indonesia
    Japan Rio Tinto Japan Ltd
    Korea Rio Tinto Korea Ltd
    Kazakhstan Rio Tinto Exp Kazakhstan
    Laos Lao Sanxai Minerals CoLtd
    RT Min Dev (Laos) Sole Co
    Mainland China RT Trading (Shanghai)
    RTME (Beijing) Co. Ltd
    RioTinto Mining Commercial
    RTIT (Suzhou) Co Ltd
    Rio Tinto China
    Malaysia Borax Malaysia Sdn Bhd
    Mongolia Oyu Tolgoi LLC
    Rio Tinto Mongolia LLC
    Rio Tinto Holdings LLC
    Philippines Rio Tinto Philippines
    Singapore RT Marketing Pte Ltd
    Rio Tinto Marketing - PM
    Rio Tinto Marketing - B&A
    Rio Tinto Commercial P/L
    Chlor Alkali Unit Pte Ltd
    RioTinto Minerals AsiaP/L
    Rio Tinto Commercial
    RT Procurement Singapore
    Rio Tinto SG Holdings P L
    RT Global Employment Co
    RT Shipping (Asia) Pte Lt
  • EU/EEA

    Jurisdiction Name of local entity 
    Belgium Rio Tinto Diamonds NV
    Finland RTX Finland OY
    France Borax Francais
    Rio Tinto France S.A.S.
    RT Aluminium Pechiney
    Germany RTIT GmbH
    Iceland Rio Tinto Iceland Ltd
    Netherlands Borax Rotterdam BV
    Alcan Holdings Europe BV
    Serbia Rio Sava Exploration DOO
    Rio Tinto Expl Dunav doo
    Spain Borax España, S.A.
    Switzerland DNU RT Switzerland
    UK RT Mining and Expl Ltd
    Rio Tinto London Limited
  • Oceania

    Jurisdiction Name of local entity 
    Australia Energy Resources of Aust.
    Boyne Smelters Ltd
    RTA Yarwun Pty Ltd
    Rio Tinto Alum Ltd - PMG
    RT Aluminium Bell Bay Ltd
    RTA Weipa Pty Ltd
    Rio Tinto Alum Ltd - B&A
    Swiss Aluminium Aust Ltd
    RTA Aluminium Services
    Pilbara Iron Co Serv P/L
    Hamersley Iron P/L
    Robe River Iron Assoc
    Robe River Mining Co P/L
    Dampier Salt Limited
    Rio Tinto Winu Pty Ltd.
    Rio Tinto Exploration P/L
    Rio Tinto Shared Services
    RT PACE Australia Pty
    Rio Tinto Services Ltd
    IS&T Asia Pacific
    Tech Resources Pty Ltd
    Rio Tinto Australia
    New Zealand Pacific Aluminium NZ Ltd
    NZ Aluminium Smelter Ltd
    Papua New Guinea Rio Tinto Holding PNG Ltd

Please note, this Rio Tinto Affiliate list is based on where we have employee headcount.