- Companies
- Civil engineering
- Aylesbury
- Watts Engineering Limited
Watts Engineering Limited
- Company number
- 05824837
- Incorporated
- 22 May 200620 years trading
- Registered office
- 27 Kingsland Road, Aylesbury, Buckinghamshire, HP21 9SL
- Nature of business
- Construction of roads and motorways; Construction of railways and underground railways; Construction of other civil engineering projects n.e.c.; Other professional, scientific and technical activities n.e.c.
Watts Engineering Limited is a 20-year-old private limited company registered in Aylesbury, company number 05824837, one of 47 civil engineering contractors in Aylesbury. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 £440 on the year before, to £447.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £447 | £30K | 1 | ||
| 31 Mar 2025 | £7 | £34K | 1 | ||
| 31 Mar 2024 | -£7,034 | £32K | 1 | ||
| 31 Mar 2023 | £50 | £38K | 1 | ||
| 31 Mar 2022 | £5,104 | £57K | 0 | ||
| 31 Mar 2021 | £22K | £13K | 0 | ||
| 31 Mar 2020 | £38K | £22K | |||
| 31 Mar 2019 | £31K | £14K | |||
| 31 Mar 2018 | £39K | £11K | |||
| 31 Mar 2017 | £25K | £12K |
Where Watts Engineering Limited is registered
The registered office is in Aylesbury (HP21), in the Buckinghamshire local authority area, South East. Show HP21 9SL on a map.
Other trade companies in HP21
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- Heritage Roofing & Restoration LtdRoofers
- Crexon Group LimitedElectricians
- Adzy Electrical & Property LtdProperty developers
- Dovetail Developments LimitedProperty developers
- Solarvue LtdGlaziers
- UK Motors Aylesbury LimitedMotor traders
- Ibra Transglobal LtdMotor traders
What happens if Watts Engineering 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 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 05824837
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 May 2006 (20 years ago)
- Registered office
- 27 Kingsland Road, Aylesbury, Buckinghamshire, HP21 9SL
- Nature of business
- Construction of roads and motorways (SIC 42110)
Construction of railways and underground railways (SIC 42120)
Construction of other civil engineering projects n.e.c. (SIC 42990)
Other professional, scientific and technical activities n.e.c. (SIC 74909) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 6 June 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 Aylesbury
Other active civil engineering contractors registered in Aylesbury.
- Wimbish Solar Farm Limited2025
- World of Construction (Bucks) Ltd2021
- Abbot Fixing Systems Limited1993
- Achu Construction Ltd2020
- Advanced Portable Roadway Ltd2005
- Ant and Honey Engineering Ltd2019
- Binhof Infrastructure Ltd2012
- Bishops Waltham Renewables Limited2014
All civil engineering contractors in Aylesbury · All trades in Aylesbury · Civil engineering across the UK
Frequently asked questions
When are Watts Engineering Limited's accounts due?
Watts Engineering Limited's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.
When is Watts Engineering Limited's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Watts Engineering Limited still trading?
Watts Engineering 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 Watts Engineering Limited do?
Watts Engineering Limited is registered under Construction of roads and motorways (SIC 42110); Construction of railways and underground railways (SIC 42120); Construction of other civil engineering projects n.e.c. (SIC 42990); Other professional, scientific and technical activities n.e.c. (SIC 74909).
How old is Watts Engineering Limited?
Watts Engineering Limited was incorporated on 22 May 2006, 20 years ago.
What is the penalty if Watts Engineering 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 Watts Engineering 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.