- Companies
- Specialist contractors
- London
- Sage Engineering Ltd
Sage Engineering Ltd
- Company number
- 13882380
- Incorporated
- 31 Jan 20224 years trading
- Registered office
- Abbey House, 342 Regents Park Road, London, N3 2LJ
- Nature of business
- Other specialised construction activities n.e.c.
Sage Engineering Ltd is a 4-year-old private limited company registered in London, company number 13882380, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 £113K (-382.5%) on the year before, to -£143K.
- Current assets of £5,488 against £149K owed within a year: 0.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | -£143K | £2,392 | £5,488 | £149K | 1 |
| 31 Jan 2024 | -£30K | £87 | £79K | £109K | 1 |
| 31 Jan 2023 | £114 | £7,705 | £20K | £20K | 1 |
Where Sage Engineering Ltd is registered
The registered office is in London (N3), in the Barnet local authority area, London. Show N3 2LJ on a map.
Other trade companies in N3
- Key & Keep LtdCleaning companies
- GMS Residential LimitedPlumbers and heating engineers
- Gcap East LtdProperty developers
- Tatras Development LimitedProperty developers
- Chesterfield Corinne LtdProperty developers
- Pure Plumbing Pros LimitedPlumbers and heating engineers
- WS Cleaning Services LtdCleaning companies
- Landfall Projects LimitedProperty developers
Also registered at this address
7 other companies use the same registered office as Sage Engineering Ltd.
- 72-74 HT Devco LimitedBuilders
- A2B Components LimitedMotor traders
- Astra Property Services UK LtdCivil engineering
- L & R Developments (Herts) LimitedSpecialist contractors
- Montrose Refurbishments LimitedProperty developers
- Olive Grove Developments LtdBuilders
- Synefo 9 Construction LtdBuilders
What happens if Sage Engineering 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 31 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 13882380
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 January 2022 (4 years ago)
- Registered office
- Abbey House, 342 Regents Park Road, London, N3 2LJ
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 31 March 2026
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in London
Other active specialist construction companies registered in London.
- Sagittarius Construction Limited2018
- Salex Services Ltd2021
- Salus Constructions Ltd2017
- Sam Ed Construction Ltd2020
- Sam Stroy 89 Ltd2018
- Saman Building Services Ltd2018
- Samar Import Export Ltd2021
- Sami TS. Ltd2019
All specialist construction companies in London · All trades in London · Specialist contractors across the UK
Frequently asked questions
When are Sage Engineering Ltd's accounts due?
Sage Engineering Ltd's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.
When is Sage Engineering Ltd's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Sage Engineering Ltd still trading?
Sage Engineering 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 Sage Engineering Ltd do?
Sage Engineering Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Sage Engineering Ltd?
Sage Engineering Ltd was incorporated on 31 January 2022, 4 years ago.
What is the penalty if Sage Engineering 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 Sage Engineering 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.