Bymetric
UK company intelligence
Top-level group

Hydro Topco Limited group

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

Company profile
Children
59
Direct
1
Levels
7

Hierarchy

Updated 07 Jul 2026 09:49

PSC corporate control
  1. Root Active LTD 59 children

    Hydro Topco Limited

    CRN 14607393
    Profile
    1. Level 1 Active LTD 58 children

      Hydro Midco Limited

      CRN 14607415
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      1. Level 2 Active LTD 57 children

        Hydro Bidco Limited

        CRN 14607427
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        1. Level 3 Active LTD 56 children

          Ipsum Group Limited

          CRN 10566393
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          1. Level 4 Active LTD 55 children

            Ipsum Utilities Limited

            CRN 11243426
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            1. Level 5 Active LTD 9 children

              RJ Power Networks Holdings Limited

              CRN 11906144
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              1. Level 6 Active LTD 2 children

                RJ Power Networks Ltd

                CRN 09825864
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                1. Level 7 Active LTD

                  RJ Power ( North) Limited

                  CRN 12329473
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                2. Level 7 Active LTD

                  RJ Power Group Limited

                  CRN 06722508
                  Profile
              2. Level 6 Active LTD

                RJ Power Connections Holdings Limited

                CRN 11906314
                Profile
              3. Level 6 Active LTD

                RJ Power Connections Ltd

                CRN 10520301
                Profile
              4. Level 6 Active LTD

                RJ Power Group Holdings Limited

                CRN 11906035
                Profile
              5. Level 6 Active LTD

                RJ Power Limited

                CRN 11812042
                Profile
              6. Level 6 Active LTD

                RJ Power Rail Holdings Limited

                CRN 11906086
                Profile
              7. Level 6 Active LTD

                RJ Power Rail Limited

                CRN 10010167
                Profile
            2. Level 5 Active LTD 5 children

              Ipsum Water (Scotland) Limited

              CRN SC371884
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              1. Level 6 Active LTD 1 child

                Eeg Utility Solutions Limited

                CRN SC200651
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                1. Level 7

                  SC394900

                  CRN SC394900
              2. Level 6 Active LTD 1 child

                Ipsum Infrastructure Limited

                CRN SC263385
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                1. Level 7 Active LTD

                  Ipsum Drainage (Scotland) Limited

                  CRN SC356488
                  Profile
              3. Level 6

                SC238590

                CRN SC238590
            3. Level 5 Active LTD 4 children

              Countyclean Holdings Limited

              CRN 09303189
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              1. Level 6 Active LTD

                Countyclean Environmental Services Limited

                CRN 06241918
                Profile
              2. Level 6 Active LTD

                Countyclean Groundworks and Installations Limited

                CRN 10208824
                Profile
              3. Level 6 Active LTD

                Countyclean Sweepers Limited

                CRN 10092110
                Profile
              4. Level 6 Active LTD

                Countyclean Waste Recycling Limited

                CRN 10066581
                Profile
            4. Level 5 Active LTD 4 children

              Ipsum Water (England & Wales) Limited

              CRN 08656093
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              1. Level 6

                09215596

                CRN 09215596
              2. Level 6

                09403695

                CRN 09403695
              3. Level 6 Active LTD

                Ipsum Drainage Solutions Limited

                CRN 08546256
                Profile
              4. Level 6 Active LTD

                Ipsum Survey Solutions Limited

                CRN 07730859
                Profile
            5. Level 5 Active LTD 3 children

              Ipsum Power (trydan) Holdco Limited

              CRN 09991769
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              1. Level 6 1 child

                07522307

                CRN 07522307
                Explore branch
                1. Level 7

                  01834958

                  CRN 01834958
              2. Level 6 Active LTD

                Ipsum Power (trydan) Limited

                CRN 02339189
                Profile
            6. Level 5 Active LTD 1 child

              Aquaflow DS (Holdings) Limited

              CRN 11219460
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              1. Level 6 Active LTD

                Aquaflow Drainage Services Limited

                CRN 04725515
                Profile
            7. Level 5 Active LTD

              Calm Drainage Solutions Limited

              CRN 13105058
              Profile
            8. Level 5 Active LTD

              Calm Survey Solutions Limited

              CRN 13105084
              Profile
            9. Level 5 Active LTD

              Complete Asset Life Management Group Limited

              CRN 13106158
              Profile
            10. Level 5 Active LTD

              Core Control Solutions Limited

              CRN 06475862
              Profile
            11. Level 5 Active LTD

              Eeg Utilities Limited

              CRN 13105170
              Profile
            12. Level 5 Active LTD

              Euro Environmental Group Limited

              CRN 13105178
              Profile
            13. Level 5 Active LTD

              Euro Environmental Utilities Group Limited

              CRN 13105166
              Profile
            14. Level 5 Active LTD

              Geraghty Ltd

              CRN 07955072
              Profile
            15. Level 5 Active LTD

              Ipsum Bidco Limited

              CRN 13105088
              Profile
            16. Level 5 Active LTD

              Ipsum Power (icp) Limited

              CRN 05644354
              Profile
            17. Level 5 Active LTD

              Ipsum Power (Licensed Networks) Limited

              CRN 06805980
              Profile
            18. Level 5 Active LTD

              Ipsum Power (north West) Limited

              CRN 06497299
              Profile
            19. Level 5 Active LTD

              Ipsum Power (Private Networks) Limited

              CRN 04051023
              Profile
            20. Level 5 Active LTD

              Matrix Power Limited

              CRN 07380939
              Profile
            21. Level 5 Active LTD

              Parco Civil Engineering & Groundworks Ltd

              CRN 11240204
              Profile
            22. Level 5 Active LTD

              Parco EV Solutions Limited

              CRN 13564240
              Profile
            23. Level 5 Active LTD

              Rosh Engineering Limited

              CRN 01564428
              Profile
            24. Level 5 Active LTD

              Site Energy Limited

              CRN 11479068
              Profile
            25. Level 5 Active LTD

              Site Energy Services Limited

              CRN 07684863
              Profile
            26. Level 5 Active LTD

              Specialist Power Engineering Contracts Limited

              CRN 13105090
              Profile
            27. Level 5 Active LTD

              Stormport Professional Services Limited

              CRN 13105082
              Profile
            28. Level 5 Active LTD

              Wootton & Wootton (T & D) Limited

              CRN 07246268
              Profile
            29. Level 5 Active LTD

              Wootton & Wootton Limited

              CRN 04635345
              Profile