- Companies
- Machinery repair and installation
- Onboard Engineering Limited
Onboard Engineering Limited
- Company number
- 12844832
- Incorporated
- 28 Aug 20206 years trading
- Registered office
- Unit J, Trading Estate, Higham Road, Burton Latimer, Kettering, NN15 5PU
- Nature of business
- Repair of machinery; Repair and maintenance of ships and boats; Development of building projects; Renting and leasing of construction and civil engineering machinery and equipment
Onboard Engineering Limited is a 6-year-old private limited company registered in Burton Latimer, company number 12844832, one of the UK's machinery repair and installation companies. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 down £28K (-257.3%) on the year before, to -£17K.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £9,579 against £16K owed within a year: 0.6 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | -£17K | £9,579 | £16K | 1 | |
| 31 Aug 2024 | £11K | £4,166 | £11K | 1 | |
| 31 Aug 2023 | £3,799 | £6,793 | £8,797 | 1 | |
| 31 Aug 2022 | £3,937 | £5,023 | £8,960 | 1 | |
| 31 Aug 2021 | £1 | £3,178 | £3,177 | 1 |
Where Onboard Engineering Limited is registered
The registered office is in Burton Latimer (NN15), in the North Northamptonshire local authority area, East Midlands. Show NN15 5PU on a map.
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What happens if Onboard 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 12844832
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 August 2020 (6 years ago)
- Registered office
- Unit J, Trading Estate, Higham Road, Burton Latimer, Kettering, NN15 5PU
- Nature of business
- Repair of machinery (SIC 33120)
Repair and maintenance of ships and boats (SIC 33150)
Development of building projects (SIC 41100)
Renting and leasing of construction and civil engineering machinery and equipment (SIC 77320) - Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 24 November 2025
- Previous names
- Mills Developments Ltd (until 12 May 2026)
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies
Other active machinery repair and installation companies.
Frequently asked questions
When are Onboard Engineering Limited's accounts due?
Onboard Engineering Limited's next accounts are due at Companies House by 31 May 2027 (in 231 days), covering the period to 31 August 2026.
When is Onboard Engineering Limited's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Onboard Engineering Limited still trading?
Onboard 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 Onboard Engineering Limited do?
Onboard Engineering Limited is registered under Repair of machinery (SIC 33120); Repair and maintenance of ships and boats (SIC 33150); Development of building projects (SIC 41100); Renting and leasing of construction and civil engineering machinery and equipment (SIC 77320).
How old is Onboard Engineering Limited?
Onboard Engineering Limited was incorporated on 28 August 2020, 6 years ago.
What is the penalty if Onboard 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 Onboard 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.