- Companies
- Civil engineering
- Enfield
- 13G Engineering Limited
13G Engineering Limited
- Company number
- 09126700
- Incorporated
- 11 Jul 201412 years trading
- Registered office
- Silver Rose Unit 21 East Lodge Village, East Lodge Lane, Enfield, EN2 8AS
- Nature of business
- Construction of utility projects for fluids
13G Engineering Limited is a 12-year-old private limited company registered in Enfield, company number 09126700, one of 56 civil engineering contractors in Enfield. Its next accounts are due at Companies House on 3 March 2027, and its first CT600 is due at HMRC on 31 May 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 £1 (-0%) on the year before, to £1.4M.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £2M against £543K owed within a year: 3.6 times cover.
- 1 employee on average, up from 0 the year before.
- 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 |
|---|---|---|---|---|---|
| 31 May 2025 | £1.4M | £1.8M | £2M | £543K | 1 |
| 31 May 2024 | £1.4M | £1.8M | £2M | £543K | 0 |
| 31 May 2023 | £29K | £537K | £507K | 0 | |
| 31 May 2022 | £29K | £537K | £507K | 0 | |
| 31 May 2021 | £29K | £537K | £507K | 0 | |
| 31 May 2020 | £29K | £537K | £507K | 0 | |
| 31 May 2019 | £113K | £415K | £302K | 0 | |
| 31 May 2018 | £120K | £320K | £200K | ||
| 31 May 2017 | £8,057 | £216K | £208K | ||
| 31 May 2016 | £5 | £4 |
Who runs and owns 13G Engineering Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| G*** W*** | Director | Jul 2014 |
Person with significant control
Where 13G Engineering Limited is registered
The registered office is in Enfield (EN2), in the Enfield local authority area, London. Show EN2 8AS on a map.
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Shared registered office
27 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 13G 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 3 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 4 Mar 2027 to 3 Apr 2027 | £150 |
| 1 to 3 months late | 4 Apr 2027 to 3 Jun 2027 | £375 |
| 3 to 6 months late | 4 Jun 2027 to 3 Sep 2027 | £750 |
| More than 6 months late | From 4 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 4 Jun 2027 | £200 |
| 3 months late | 3 Sep 2027 | another £200 |
| 6 months late | 3 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 3 Jun 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
- 09126700
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 July 2014 (12 years ago)
- Registered office
- Silver Rose Unit 21 East Lodge Village, East Lodge Lane, Enfield, EN2 8AS
- Nature of business
- Construction of utility projects for fluids (SIC 42210)
- Year end
- 3 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 11 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 Enfield
Other active civil engineering contractors registered in Enfield.
- A.J. O'Connor Limited1993
- Ac Electrical&Telecoms Ltd2025
- Albany Support Services Limited2000
- Assist Civil Engineering Ltd2026
- Be Rails Limited2014
- Bilgic Engineering Consultancy Ltd2019
- Bmgworknet Ltd2025
- Christopher Gallagher Limited2012
All civil engineering contractors in Enfield · All trades in Enfield · Civil engineering across the UK
Frequently asked questions
When are 13G Engineering Limited's accounts due?
13G Engineering Limited's next accounts are due at Companies House by 3 March 2027 (in 142 days), covering the period to 3 June 2026.
When is 13G Engineering Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 31 May 2026, due by 31 May 2027, and one for the period to 3 June 2026, due by 3 June 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is 13G Engineering Limited still trading?
13G 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 13G Engineering Limited do?
13G Engineering Limited is registered under Construction of utility projects for fluids (SIC 42210).
How old is 13G Engineering Limited?
13G Engineering Limited was incorporated on 11 July 2014, 12 years ago.
Who runs 13G Engineering Limited?
13G Engineering Limited has 1 active director, the longest-serving appointed in Jul 2014. Their names and service addresses are on the Companies House register.
Who owns 13G Engineering Limited?
One person or company has significant control of 13G Engineering Limited: an individual (has significant influence or control).
What is the penalty if 13G 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 13G 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.