Thames Water Limited company overview
Thames Water Limited is a private limited company registered with company number 02366623. It was incorporated on 1 Apr 1989 and its current status is active.
The registered office is at 7th Floor 3 More London Riverside, London, SE1 2AQ. The company has 2 active officers. It was previously called Thames Water PLC and 2 other names.
Thames Water Limited upcoming deadlines
Year end accounts
Was due 30 Sep 2025
Confirmation statement
Due 14 Aug 2027
Corporation tax payment
Was due 1 Jul 2025
Dates are the ones Companies House holds for this company. Late accounts trigger automatic Companies House penalties starting at £150, and HMRC charges interest on late corporation tax.
Thames Water Limited at a glance
37 years
Trading age
13,739 days since incorporation
2
Active officers
Paul, Nicholas
1,029
Filings on record
Latest: 3 Aug 2026
55/100
Filing health score
A filing is overdue
Directors of Thames Water Limited
Former officers
155 more officers are on the register. See all on Companies House
Nature of business (SIC codes)
70100
Activities of head offices
Allowable expenses for Thames Water Limited
Based on Thames Water Limited's SIC code (70100), these are typical tax-deductible expenses for a professional & creative services company. Claiming them lowers the profit you pay corporation tax on.
Design tools & equipment
Creative software, cameras, drawing tablets and props.
Professional memberships
HMRC-approved professional body subscriptions.
Business travel
Trains, flights, hotels and subsistence for client work.
Working from home
A share of household bills or the £6-a-week flat rate.
Vehicle & mileage
45p a mile for the first 10,000 business miles in a personal car.
Staff & director salaries
Wages, employer NI and pension contributions paid through PAYE.
Accountancy & legal fees
Bookkeeping, year-end accounts, tax advice and company secretarial costs.
Business insurance
Public liability, professional indemnity and employer's liability cover.
Phone & internet
Business mobile contracts, broadband and a share of home internet.
General guidance only — every expense must be wholly and exclusively for business. Ask an accountant
Tax guide for businesses like Thames Water Limited
How much tax does a professional & creative services company pay?
UK companies pay corporation tax at 19% on profits up to £50,000, rising to 25% above £250,000, with marginal relief in between. Claiming every allowable expense reduces taxable profit.
Does a company like Thames Water Limited need to register for VAT?
VAT registration is compulsory once taxable turnover passes £90,000 in any rolling 12 months. Many businesses register voluntarily to reclaim VAT on costs.
How much does an accountant cost for a limited company in London?
Fixed-fee accountants typically charge £60–£200 a month for a small limited company, covering year-end accounts, corporation tax and the confirmation statement.
Can directors of Thames Water Limited pay themselves in dividends?
Most small company directors take a low salary plus dividends. Dividends are paid from profits after corporation tax, with an annual £500 dividend allowance.
Filing history
3 Aug 2026 · CS01
Confirmation statement made on 31 Jul 2026 with no updates
17 Jul 2026 · MR01
Mortgage create with deed with charge number charge creation date
18 Nov 2025 · AD01
Registered office address changed on 18 Nov 2025
4 Aug 2025 · CS01
Confirmation statement made on 31 Jul 2025 with updates
14 May 2025 · CH01
Director's details changed for Mr Nicholas John Pike on 8 Jul 2024
25 Sep 2024 · AA01
Change account reference date company current extended
31 Jul 2024 · CS01
Confirmation statement made on 31 Jul 2024 with updates
15 Jul 2024 · MA
Memorandum articles
15 Jul 2024 · RESOLUTIONS
Resolutions
9 Jul 2024 · TM01
Termination of appointment of David Jinlin Xie as a director on 9 Jul 2024
9 Jul 2024 · TM01
Termination of appointment of Chenye Wang as a director on 9 Jul 2024
8 Jul 2024 · TM01
Termination of appointment of Thomas Bolton as a director on 8 Jul 2024
8 Jul 2024 · TM01
Termination of appointment of Perry Denis Noble as a director on 8 Jul 2024
8 Jul 2024 · TM01
Termination of appointment of Gavin Bruce Merchant as a director on 8 Jul 2024
8 Jul 2024 · TM01
Termination of appointment of Susannah Lowndes as a director on 8 Jul 2024
8 Jul 2024 · TM01
Termination of appointment of Henrik Onarheim as a director on 8 Jul 2024
8 Jul 2024 · AP01
Appointment of Paul O’Donnell as a director on 8 Jul 2024
8 Jul 2024 · AP01
Appointment of Mr Nicholas John Pike as a director on 8 Jul 2024
21 May 2024 · TM01
Termination of appointment of Jenny Lyn Dela Cruz as a director on 20 May 2024
21 May 2024 · TM01
Termination of appointment of Stephen Alan John Deeley as a director on 20 May 2024
Showing the latest 20 of 1,029 filings. See the full history on Companies House
Accounting services for Thames Water Limited
From tax to payroll, find accountants who look after every part of Thames Water Limited’s finances.
Year-end accounts
Statutory accounts prepared and filed with Companies House on time, every year.
Corporation tax
CT600 returns filed with HMRC and tax planned so you only pay what you owe.
Payroll
Pay your team on time every month, with RTI submissions and pensions handled.
VAT & bookkeeping
Keep your books tidy and your VAT returns MTD-ready all year round.
Confirmation statement
Your annual confirmation statement checked and filed before the deadline.
Management accounts
Monthly or quarterly reports so you can see how the business is really doing.
More about Thames Water Limited
About Thames Water Limited
Thames Water Limited is a UK private limited company based in London, registered at Companies House as company number 02366623 since 1 Apr 1989. Its listed activities include activities of head offices. This page brings together its public record — directors, registered office, nature of business and filing history — in one easy place.
Thames Water Limited filings and compliance
Every UK limited company must file annual accounts, a confirmation statement and a corporation tax return each year. Thames Water Limited has 1029 filings on record. Keeping on top of these deadlines avoids automatic penalties from Companies House and HMRC, which start at £150 for late accounts.
Looking for an accountant in London?
Businesses like Thames Water Limited often use a local accountant for year-end accounts, corporation tax, VAT and payroll. Compare fixed-fee, regulated accountants near London and get free quotes in minutes.
This page shows public information from Companies House. Director of Thames Water Limited?
Thames Water Limited – frequently asked questions
What is the company number of Thames Water Limited?
Thames Water Limited is registered at Companies House under company number 02366623.
When was Thames Water Limited incorporated?
Thames Water Limited was incorporated on 1 Apr 1989 as a private limited company.
Who are the directors of Thames Water Limited?
Current officers are Paul O’donnell (director) and Nicholas John Pike (director).
What does Thames Water Limited do?
The company's registered nature of business (SIC) is 70100 – Activities of head offices.
Where is Thames Water Limited registered?
The registered office address is 7th Floor 3 More London Riverside, London, SE1 2AQ.
Is Thames Water Limited still trading?
According to its latest Companies House record the company status is active. Its most recent filing was confirmation statement made on 31 Jul 2026 with no updates on 3 Aug 2026.