Bymetric
UK company intelligence
Top-level group

Costain Group PLC group

PSC-derived corporate control hierarchy for active UK corporate PSC filings.

Company profile
Children
53
Direct
7
Levels
5

Hierarchy

Updated 06 Jun 2026 16:52

PSC corporate control
  1. Root Active PLC 53 children

    Costain Group PLC

    CRN 01393773
    Profile
    1. Level 1 Active LTD 28 children

      Costain Civil Engineering Limited

      CRN 02757907
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      1. Level 2 Active LTD 27 children

        Costain Limited

        CRN 00610201
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        1. Level 3 Active LTD 6 children

          Costain Integrated Services Limited

          CRN 01890057
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          1. Level 4 1 child

            06325873

            CRN 06325873
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            1. Level 5

              05521045

              CRN 05521045
          2. Level 4

            02251685

            CRN 02251685
          3. Level 4 Active LTD

            Brunswick Infrastructure Services Limited

            CRN 05934479
            Profile
          4. Level 4 Active LTD

            Calvert & Russell LTD.

            CRN 03393157
            Profile
          5. Level 4 Active LTD

            Construction Study Centre Limited

            CRN 02554091
            Profile
        2. Level 3 5 children

          07076869

          CRN 07076869
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          1. Level 4 4 children

            05859313

            CRN 05859313
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            1. Level 5

              03591627

              CRN 03591627
            2. Level 5

              04026051

              CRN 04026051
            3. Level 5

              07137386

              CRN 07137386
            4. Level 5

              07161848

              CRN 07161848
        3. Level 3 1 child

          05933523

          CRN 05933523
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          1. Level 4

            03895753

            CRN 03895753
        4. Level 3 1 child

          07652990

          CRN 07652990
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          1. Level 4

            07652992

            CRN 07652992
        5. Level 3 Active LTD

          4Delivery Limited

          CRN 05322479
          Profile
        6. Level 3 Active LTD

          Abc Electrification Ltd

          CRN 08193420
          Profile
        7. Level 3 Active LTD

          Acm Health Solutions Limited

          CRN 04364773
          Profile
        8. Level 3 Active LTD

          Brighton & Hove 4Delivery Limited

          CRN 06732453
          Profile
        9. Level 3 Active LTD

          Costain Integrated Technology Solutions Limited

          CRN 01439838
          Profile
        10. Level 3 Active LTD

          Costain Upstream Limited

          CRN SC336371
          Profile
        11. Level 3 Active LTD

          Promanex (Civils & Industrial Services) Limited

          CRN 02224393
          Profile
        12. Level 3 Active LTD

          Promanex (Construction & Maintenance Services) Limited

          CRN 03548978
          Profile
        13. Level 3 Active LTD

          Promanex (Total FM & Environmental Services) Limited

          CRN 03230494
          Profile
        14. Level 3

          SC362659

          CRN SC362659
    2. Level 1 Active LTD 18 children

      Costain Engineering & Construction Limited

      CRN 02440829
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      1. Level 2 Active LTD 5 children

        Costain Building & Civil Engineering Limited

        CRN 01054232
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        1. Level 3 Active LTD

          Cogap (Middle East) Limited

          CRN 06454224
          Profile
        2. Level 3 Active LTD

          Costain Construction Limited

          CRN 00563270
          Profile
        3. Level 3 Active LTD

          Costain International Limited

          CRN 00563275
          Profile
        4. Level 3 Active LTD

          Costain Management Design Limited

          CRN 01599349
          Profile
        5. Level 3 Active LTD

          Westminster Plant Co. Limited

          CRN 00552140
          Profile
      2. Level 2 Active LTD 1 child

        Costain Oil, Gas & Process Limited

        CRN 00786418
        Explore branch Profile
        1. Level 3 Active LTD

          Costain Oil, Gas & Process (Overseas) Limited

          CRN 00583789
          Profile
      3. Level 2

        02969113

        CRN 02969113
      4. Level 2

        04502520

        CRN 04502520
      5. Level 2

        06454206

        CRN 06454206
      6. Level 2 Active LTD

        Clm Engineering (Overseas) Limited

        CRN 02992285
        Profile
      7. Level 2 Active LTD

        Costain Alcaidesa Limited

        CRN 02042076
        Profile
      8. Level 2 Active LTD

        Costain Energy Solutions Limited

        CRN 08114519
        Profile
      9. Level 2 Active LTD

        Costain Engineering & Construction (Overseas) Limited

        CRN 02440830
        Profile
      10. Level 2 Active LTD

        Costain Engineering Limited

        CRN 16237690
        Profile
      11. Level 2 Active LTD

        Costain Pension Scheme Trustee Limited

        CRN 05137385
        Profile
      12. Level 2 Active LTD

        Costain Process Construction Limited

        CRN 00590330
        Profile
    3. Level 1

      01445212

      CRN 01445212
    4. Level 1 Active LTD

      County & District Properties Limited

      CRN 00675355
      Profile
    5. Level 1 Active LTD

      Lysander Services Limited

      CRN 00766914
      Profile
    6. Level 1 Active LTD

      Renown Investments (Holdings) Limited

      CRN 00683698
      Profile
    7. Level 1 Active LTD

      Richard Costain Limited

      CRN 00274453
      Profile