THAMES WATER UTILITIES LIMITED
Company number 02366661 · Monitor this company
Executive summary
Thames Water Utilities Limited represents a critical outlier within the UK regulated water sector; despite commanding the largest regional monopoly serving 16 million customers, its financial resilience is severely compromised by unsustainable leverage and operational underperformance. While the company benefits from the non-discretionary demand inherent to utilities, its complex holding structure and poor environmental track record have left it uniquely exposed to the current high-cost-of-capital environment and stringent regulatory interventions. Consequently, Thames Water's survival hinges on urgent balance sheet restructuring, marking it as a distressed entity rather than a sector leader under current market conditions.
Overview
- Company type
- Private Limited Company
- Incorporated
- 1989-04-01
- Registered office
- Clearwater Court, Vastern Road, Reading, Berkshire, RG1 8DB
- Postcode
- RG1 8DB
- Capital
- 76 GBP
- Accounts category
- Group
- Charges
- 2 outstanding
Accounts
- Last made up to
- 2026-03-31
- Next due by
- 2027-12-31
- Financial year end
- 31 March
Confirmation statement
- Last statement dated
- 2026-06-19
- Next due by
- 2027-07-03
Nature of business (SIC)
- 36000 Water collection, treatment and supply
Officers 15 current · 144 resigned
Group structure 2 subsidiaries
Controlled by THAMES WATER UTILITIES HOLDINGS LIMITED — since 2016-04-06
From persons-with-significant-control filings on the public register.
Patents 85
Patent publications naming THAMES WATER UTILITIES LIMITED as applicant.
Showing the 5 most recent — all 85 on Espacenet.
Patent data from the European Patent Office (Open Patent Services).
Licensed visa sponsor
Licensed by the Home Office to sponsor worker visas: Skilled Worker (Worker (A rating)).
Matched by registered name to the register of licensed sponsors (Home Office, updated daily) — check the register itself before relying on it. Contains public sector information licensed under the Open Government Licence v3.0.
Modern slavery statement
Registered a modern slavery statement for 2025 (period to 2025-03-31) — 3 years on the registry.
Read the statement summary on the government modern slavery statement registry. Contains public sector information licensed under the Open Government Licence v3.0.
Data protection registration
Registered with the ICO as a data protection fee payer — Z7588012 (Tier 3), registered since 2003.
Information Commissioner's Office register of fee payers, licensed under the Open Government Licence.
Gender pay gap
6%
Women's median hourly pay below men's, 2026/27 · around the middle of the pack for parity
Contact details
- Website
- thameswater.co.uk
- Phone
- 08009808800, 08000093921
We take care of the water for 16 million people, enabling our customers, communities, and environment to thrive.
Previous registered addresses 5
| Address | Changed on |
|---|---|
| GAINSBOROUGH HOUSE, MANOR FARM ROAD, READING, BERKSHIRE RG2 0JN | 2002-02-19 |
| CLEARWATER COURT, VASTERN ROAD, READING, BERKSHIRE RG1 8DB | 2001-11-20 |
| GAINSBOROUGH HOUSE, MANOR FARM ROAD, READING, BERKSHIRE | 2001-11-08 |
| NUGENT HOUSE, VASTERN ROAD, READING, BERKSHIRE RG1 8DB | 1998-04-03 |
| ROYEX HOUSE, ALDERMANBURY SQUARE, LONDON, EC2V 7LD | 1989-10-03 |
Among its peers
2nd oldest
of 31 similar companies in RG, trading since 1989
The class of 1989
50%
of the 21,096 companies incorporated in 1989 are still active today; 45% have since been dissolved.
A fact about the year, not a forecast for this company.
Property in England & Wales 500+ titles
- Freehold
- 302
- Leasehold
- 198
- Most recent registration
- 2026-01-12
- Price paid, where recorded
- £699,545
- Where
- Greater London (393), Oxfordshire (17), Surrey (13)
| Title number | County | Tenure | Registered | Price paid |
|---|---|---|---|---|
| BM484722 | Buckinghamshire | Freehold | 2026-01-12 | — |
| TGL645385 | Greater London | Leasehold | 2025-12-19 | — |
| TGL645386 | Greater London | Leasehold | 2025-12-19 | — |
| TGL645387 | Greater London | Leasehold | 2025-12-19 | — |
| TGL645388 | Greater London | Leasehold | 2025-12-19 | — |
| TGL645176 | Greater London | Leasehold | 2025-12-16 | — |
| TGL644844 | Greater London | Leasehold | 2025-12-08 | — |
| TGL644845 | Greater London | Leasehold | 2025-12-08 | — |
| TGL644846 | Greater London | Leasehold | 2025-12-08 | — |
| SY911699 | Surrey | Freehold | 2025-10-27 | — |
| BK541870 | West Berkshire | Freehold | 2025-10-23 | — |
| TGL641789 | Greater London | Freehold | 2025-10-03 | — |
| TGL641313 | Greater London | Leasehold | 2025-09-24 | — |
| ON395525 | Oxfordshire | Freehold | 2025-09-18 | — |
| ON395508 | Oxfordshire | Freehold | 2025-09-17 | — |
| TGL638714 | Greater London | Leasehold | 2025-07-21 | — |
| ON394464 | Oxfordshire | Freehold | 2025-07-11 | — |
| TGL637479 | Greater London | Leasehold | 2025-06-20 | — |
| GR490893 | Gloucestershire | Freehold | 2025-06-12 | — |
| GR496304 | Gloucestershire | Freehold | 2025-06-12 | — |
Showing 20 of 500+.
For addresses and the authoritative register entry, use HM Land Registry's official search (£3 per title).
Information produced by HM Land Registry. © Crown copyright 2026. Dataset as at 2026-08.