- Companies
- Civil engineering
- London
- Water Solutions International Ltd
Water Solutions International Ltd
- Company number
- 09831753
- Incorporated
- 19 Oct 201510 years trading
- Registered office
- 20-22 Wenlock Road, London, N1 7GU
- Nature of business
- Construction of water projects
Water Solutions International Ltd is a 10-year-old private limited company registered in London, company number 09831753, one of 1,853 civil engineering contractors in London. Its next accounts are due at Companies House on 30 July 2027, and the CT600 for the period to 30 October 2026 is due at HMRC on 30 October 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £43K (+193.3%) on the year before, to £21K.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £571 against £21K owed within a year: 0.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Oct 2025 | £21K | £571 | £21K | 1 | |
| 31 Oct 2024 | -£22K | £186 | £22K | 1 | |
| 31 Oct 2023 | -£21K | £238 | £22K | 1 | |
| 31 Oct 2022 | -£19K | £350 | £19K | 1 | |
| 31 Oct 2021 | -£2,178 | £4,497 | £5,175 | 2 | |
| 31 Oct 2020 | £56K | £62K | £6,847 | 2 | |
| 31 Oct 2019 | £10K | £31K | £21K | 2 | |
| 31 Oct 2018 | £35K | £20K | £49K | ||
| 31 Oct 2017 | £7,886 | £22K | £30K | ||
| 31 Oct 2016 | £11K | £60K | £49K |
Where Water Solutions International Ltd is registered
The registered office is in London (N1), in the Hackney local authority area, London. Show N1 7GU on a map.
Other trade companies in N1
- Tagwise LtdSpecialist contractors
- Sphere Aviation Solutions UK LtdMachinery repair and installation
- Get IT Done Builders LtdJoiners and carpenters
- Evolution Products LimitedMotor traders
- Fleetstone Trading LtdMotor traders
- Kenneth Brady LtdElectricians
- UK Import Export LtdBuilders
- Magic Door Services LimitedMachinery repair and installation
Shared registered office
804 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Water Solutions International Ltd files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 30 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Jul 2027 to 30 Aug 2027 | £150 |
| 1 to 3 months late | 31 Aug 2027 to 30 Oct 2027 | £375 |
| 3 to 6 months late | 31 Oct 2027 to 30 Jan 2028 | £750 |
| More than 6 months late | From 31 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Oct 2027 | £200 |
| 3 months late | 30 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Oct 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 09831753
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 October 2015 (10 years ago)
- Registered office
- 20-22 Wenlock Road, London, N1 7GU
- Nature of business
- Construction of water projects (SIC 42910)
- Year end
- 30 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 October 2025
- Last confirmation statement
- 4 October 2025
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in London
Other active civil engineering contractors registered in London.
- Waterframe Limited2005
- Wave Media Services Ltd2015
- WB4O Limited2020
- WBS Access Solutions Ltd2019
- Welford Wind Farm Limited2024
- Whites Traffic Management Ltd2021
- Whitestone Limited1984
- Whitson Infrastructure Limited2024
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are Water Solutions International Ltd's accounts due?
Water Solutions International Ltd's next accounts are due at Companies House by 30 July 2027 (in 290 days), covering the period to 30 October 2026.
When is Water Solutions International Ltd's CT600 due?
The CT600 for the period to 30 October 2026 is due at HMRC by 30 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 July 2027.
Is Water Solutions International Ltd still trading?
Water Solutions International Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Water Solutions International Ltd do?
Water Solutions International Ltd is registered under Construction of water projects (SIC 42910).
How old is Water Solutions International Ltd?
Water Solutions International Ltd was incorporated on 19 October 2015, 10 years ago.
What is the penalty if Water Solutions International Ltd files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Water Solutions International Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.