- Companies
- Civil engineering
- Northampton
- A M Water Services Limited
A M Water Services Limited
- Company number
- 10426885
- Incorporated
- 13 Oct 201610 years trading
- Registered office
- 3 Quebec Close, Wootton, Northampton, NN4 6RD
- Nature of business
- Construction of utility projects for fluids
A M Water Services Limited is a 10-year-old private limited company registered in Northampton, company number 10426885, one of 152 civil engineering contractors in Northampton. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 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 £141K (+12.9%) on the year before, to £1.2M.
- Net assets rose in 8 of 8 year-on-year comparisons on record.
- Current assets of £1.3M against £386K owed within a year: 3.4 times cover.
- 2 employees on average, up from 0 the year before.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £1.2M | £550K | £1.3M | £386K | 2 |
| 31 Oct 2024 | £1.1M | £557K | £1.3M | £418K | 0 |
| 31 Oct 2023 | £972K | £675K | £1.2M | £395K | 0 |
| 31 Oct 2022 | £680K | £200K | £763K | £168K | 0 |
| 31 Oct 2021 | £422K | £172K | £489K | £64K | 0 |
| 31 Oct 2020 | £335K | £262K | £548K | £183K | 0 |
| 31 Oct 2019 | £166K | £73K | £259K | £105K | |
| 31 Oct 2018 | £94K | £25K | £120K | £26K | |
| 31 Oct 2017 | £28K | £61K | £19K |
Where A M Water Services Limited is registered
The registered office is in Northampton (NN4), in the West Northamptonshire local authority area, East Midlands. Show NN4 6RD on a map.
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What happens if A M Water Services Limited 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 31 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 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
- 10426885
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 October 2016 (10 years ago)
- Registered office
- 3 Quebec Close, Wootton, Northampton, NN4 6RD
- Nature of business
- Construction of utility projects for fluids (SIC 42210)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 21 July 2026
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 Northampton
Other active civil engineering contractors registered in Northampton.
- A P M Construction Limited2015
- A Prendi Construction Ltd2020
- A T (Northampton) Limited2025
- A&E Construction Ltd2020
- A&V Solution Ltd2026
- Aac Construction Ltd2024
- Abington Civils Limited2016
- Ac Turcanu Ltd2024
All civil engineering contractors in Northampton · All trades in Northampton · Civil engineering across the UK
Frequently asked questions
When are A M Water Services Limited's accounts due?
A M Water Services Limited's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is A M Water Services Limited's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is A M Water Services Limited still trading?
A M Water Services Limited 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 A M Water Services Limited do?
A M Water Services Limited is registered under Construction of utility projects for fluids (SIC 42210).
How old is A M Water Services Limited?
A M Water Services Limited was incorporated on 13 October 2016, 10 years ago.
What is the penalty if A M Water Services Limited 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 A M Water Services Limited 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.