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UK company intelligence
Company Active LTD

Company profile

Rock Rail NNW Holdco Ltd

Rock Rail NNW Holdco Ltd is a UK company with status active founded in 2025 based in London.

CRN
16529764
Founded
2025
Age
1

Overview

Legal name
ROCK RAIL NNW HOLDCO LTD
Region
London
Registered address
CAPITAL TOWER
91 WATERLOO ROAD
LONDON
UNITED KINGDOM
SE1 8RT
Insolvency history
No

Corporate ownership

Updated 06 Jun 2026 16:52

9 levels 1 ultimate controller
1
Company Active LTD
Rock Rail NNW Holdco Ltd
CRN 16529764
2
Direct controller Active LTD
Rock Rail NNW Midco Limited
CRN 16984021
3
Intermediate controller Active LTD
Rock Rail NNW Parent Ltd
CRN 16529667
4
Intermediate controller Active LTD
JL NNW Rail Holdco Limited
CRN 17040095
5
Intermediate controller Active LTD
JOHN Laing Investments Holding Limited
CRN 07515823
6
Intermediate controller Active LTD
JOHN Laing Limited
CRN 01345670
7
Intermediate controller Active LTD
JOHN Laing Holdco Limited
CRN 05935957
8
Intermediate controller Active LTD
JOHN Laing Group Limited
CRN 05975300
9
Intermediate controller Active LTD
Aqueduct Bidco Limited
CRN 13355350
10
Ultimate controller
06284582
CRN 06284582

Company events

Reference milestones and recent Companies House filing stream events.

4 events
30 Sep
2026

Accounts due

Accounts Due

Next accounts due date

02 Jul
2026

Confirmation statement due

Confirmation Due

Next confirmation statement due date

22 Jun
2026

Confirmation Statement With Updates

Confirmation-statement

CS01 | Transaction MzUyNzUyNDM4OGFkaXF6a2N4

Published 22 Jun 2026 08:56

19 Jun
2025

Incorporated

Inception

Company registered at Companies House